(function (global, factory) {

    "use strict";

    if (typeof module === "object" && typeof module.exports === "object") {

        // For CommonJS and CommonJS-like environments where a proper `window`
        // is present, execute the factory and get jQuery.
        // For environments that do not have a `window` with a `document`
        // (such as Node.js), expose a factory as module.exports.
        // This accentuates the need for the creation of a real `window`.
        // e.g. var jQuery = require("jquery")(window);
        // See ticket trac-14549 for more info.
        module.exports = global.document ?
            factory(global, true) :
            function (w) {
                if (!w.document) {
                    throw new Error("jQuery requires a window with a document");
                }
                return factory(w);
            };
    } else {
        factory(global);
    }

    // Pass this if window is not defined yet
})(typeof window !== "undefined" ? window : this, function (window, noGlobal) {

    // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
    // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
    // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
    // enough that all such attempts are guarded in a try block.
    "use strict";

    var arr = [];

    var getProto = Object.getPrototypeOf;

    var slice = arr.slice;

    var flat = arr.flat ? function (array) {
        return arr.flat.call(array);
    } : function (array) {
        return arr.concat.apply([], array);
    };


    var push = arr.push;

    var indexOf = arr.indexOf;

    var class2type = {};

    var toString = class2type.toString;

    var hasOwn = class2type.hasOwnProperty;

    var fnToString = hasOwn.toString;

    var ObjectFunctionString = fnToString.call(Object);

    var support = {};

    var isFunction = function isFunction(obj) {

        // Support: Chrome <=57, Firefox <=52
        // In some browsers, typeof returns "function" for HTML <object> elements
        // (i.e., `typeof document.createElement( "object" ) === "function"`).
        // We don't want to classify *any* DOM node as a function.
        // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5
        // Plus for old WebKit, typeof returns "function" for HTML collections
        // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)
        return typeof obj === "function" && typeof obj.nodeType !== "number" &&
            typeof obj.item !== "function";
    };


    var isWindow = function isWindow(obj) {
        return obj != null && obj === obj.window;
    };


    var document = window.document;



    var preservedScriptAttributes = {
        type: true,
        src: true,
        nonce: true,
        noModule: true
    };

    function DOMEval(code, node, doc) {
        doc = doc || document;

        var i, val,
            script = doc.createElement("script");

        script.text = code;
        if (node) {
            for (i in preservedScriptAttributes) {

                // Support: Firefox 64+, Edge 18+
                // Some browsers don't support the "nonce" property on scripts.
                // On the other hand, just using `getAttribute` is not enough as
                // the `nonce` attribute is reset to an empty string whenever it
                // becomes browsing-context connected.
                // See https://github.com/whatwg/html/issues/2369
                // See https://html.spec.whatwg.org/#nonce-attributes
                // The `node.getAttribute` check was added for the sake of
                // `jQuery.globalEval` so that it can fake a nonce-containing node
                // via an object.
                val = node[i] || node.getAttribute && node.getAttribute(i);
                if (val) {
                    script.setAttribute(i, val);
                }
            }
        }
        doc.head.appendChild(script).parentNode.removeChild(script);
    }


    function toType(obj) {
        if (obj == null) {
            return obj + "";
        }

        // Support: Android <=2.3 only (functionish RegExp)
        return typeof obj === "object" || typeof obj === "function" ?
            class2type[toString.call(obj)] || "object" :
            typeof obj;
    }
    /* global Symbol */
    // Defining this global in .eslintrc.json would create a danger of using the global
    // unguarded in another place, it seems safer to define global only for this module



    var rhtmlSuffix = /HTML$/i,

        // Define a local copy of jQuery
        jQuery = function (selector, context) {

            // The jQuery object is actually just the init constructor 'enhanced'
            // Need init if jQuery is called (just allow error to be thrown if not included)
            return new jQuery.fn.init(selector, context);
        };

    jQuery.fn = jQuery.prototype = {

        constructor: jQuery,

        // The default length of a jQuery object is 0
        length: 0,

        toArray: function () {
            return slice.call(this);
        },

        // Get the Nth element in the matched element set OR
        // Get the whole matched element set as a clean array
        get: function (num) {

            // Return all the elements in a clean array
            if (num == null) {
                return slice.call(this);
            }

            // Return just the one element from the set
            return num < 0 ? this[num + this.length] : this[num];
        },

        // Take an array of elements and push it onto the stack
        // (returning the new matched element set)
        pushStack: function (elems) {

            // Build a new jQuery matched element set
            var ret = jQuery.merge(this.constructor(), elems);

            // Add the old object onto the stack (as a reference)
            ret.prevObject = this;

            // Return the newly-formed element set
            return ret;
        },

        // Execute a callback for every element in the matched set.
        each: function (callback) {
            return jQuery.each(this, callback);
        },

        map: function (callback) {
            return this.pushStack(jQuery.map(this, function (elem, i) {
                return callback.call(elem, i, elem);
            }));
        },

        slice: function () {
            return this.pushStack(slice.apply(this, arguments));
        },

        first: function () {
            return this.eq(0);
        },

        last: function () {
            return this.eq(-1);
        },

        even: function () {
            return this.pushStack(jQuery.grep(this, function (_elem, i) {
                return (i + 1) % 2;
            }));
        },

        odd: function () {
            return this.pushStack(jQuery.grep(this, function (_elem, i) {
                return i % 2;
            }));
        },

        eq: function (i) {
            var len = this.length,
                j = +i + (i < 0 ? len : 0);
            return this.pushStack(j >= 0 && j < len ? [this[j]] : []);
        },

        end: function () {
            return this.prevObject || this.constructor();
        },

        // For internal use only.
        // Behaves like an Array's method, not like a jQuery method.
        push: push,
        sort: arr.sort,
        splice: arr.splice
    };

    jQuery.extend = jQuery.fn.extend = function () {
        var options, name, src, copy, copyIsArray, clone,
            target = arguments[0] || {},
            i = 1,
            length = arguments.length,
            deep = false;

        // Handle a deep copy situation
        if (typeof target === "boolean") {
            deep = target;

            // Skip the boolean and the target
            target = arguments[i] || {};
            i++;
        }

        // Handle case when target is a string or something (possible in deep copy)
        if (typeof target !== "object" && !isFunction(target)) {
            target = {};
        }

        // Extend jQuery itself if only one argument is passed
        if (i === length) {
            target = this;
            i--;
        }

        for (; i < length; i++) {

            // Only deal with non-null/undefined values
            if ((options = arguments[i]) != null) {

                // Extend the base object
                for (name in options) {
                    copy = options[name];

                    // Prevent Object.prototype pollution
                    // Prevent never-ending loop
                    if (name === "__proto__" || target === copy) {
                        continue;
                    }

                    // Recurse if we're merging plain objects or arrays
                    if (deep && copy && (jQuery.isPlainObject(copy) ||
                        (copyIsArray = Array.isArray(copy)))) {
                        src = target[name];

                        // Ensure proper type for the source value
                        if (copyIsArray && !Array.isArray(src)) {
                            clone = [];
                        } else if (!copyIsArray && !jQuery.isPlainObject(src)) {
                            clone = {};
                        } else {
                            clone = src;
                        }
                        copyIsArray = false;

                        // Never move original objects, clone them
                        target[name] = jQuery.extend(deep, clone, copy);

                        // Don't bring in undefined values
                    } else if (copy !== undefined) {
                        target[name] = copy;
                    }
                }
            }
        }

        // Return the modified object
        return target;
    };

    jQuery.extend({

        // Unique for each copy of jQuery on the page
        expando: "jQuery" + (crypto.getRandomValues(new Uint32Array(1))[0] / 2 ** 32).toString().replace(/\D/g, ""),

        // Assume jQuery is ready without the ready module
        isReady: true,

        error: function (msg) {
            throw new Error(msg);
        },

        noop: function () { },

        isPlainObject: function (obj) {
            var proto, Ctor;

            // Detect obvious negatives
            // Use toString instead of jQuery.type to catch host objects
            if (!obj || toString.call(obj) !== "[object Object]") {
                return false;
            }

            proto = getProto(obj);

            // Objects with no prototype (e.g., `Object.create( null )`) are plain
            if (!proto) {
                return true;
            }

            // Objects with prototype are plain iff they were constructed by a global Object function
            Ctor = hasOwn.call(proto, "constructor") && proto.constructor;
            return typeof Ctor === "function" && fnToString.call(Ctor) === ObjectFunctionString;
        },

        isEmptyObject: function (obj) {
            var name;

            for (name in obj) {
                return false;
            }
            return true;
        },

        // Evaluates a script in a provided context; falls back to the global one
        // if not specified.
        globalEval: function (code, options, doc) {
            DOMEval(code, { nonce: options && options.nonce }, doc);
        },

        each: function (obj, callback) {
            var length, i = 0;

            if (isArrayLike(obj)) {
                length = obj.length;
                for (; i < length; i++) {
                    if (callback.call(obj[i], i, obj[i]) === false) {
                        break;
                    }
                }
            } else {
                for (i in obj) {
                    if (callback.call(obj[i], i, obj[i]) === false) {
                        break;
                    }
                }
            }

            return obj;
        },


        // Retrieve the text value of an array of DOM nodes
        text: function (elem) {
            var node,
                ret = "",
                i = 0,
                nodeType = elem.nodeType;

            if (!nodeType) {

                // If no nodeType, this is expected to be an array
                while ((node = elem[i++])) {

                    // Do not traverse comment nodes
                    ret += jQuery.text(node);
                }
            }
            if (nodeType === 1 || nodeType === 11) {
                return elem.textContent;
            }
            if (nodeType === 9) {
                return elem.documentElement.textContent;
            }
            if (nodeType === 3 || nodeType === 4) {
                return elem.nodeValue;
            }

            // Do not include comment or processing instruction nodes

            return ret;
        },

        // results is for internal usage only
        makeArray: function (arr, results) {
            var ret = results || [];

            if (arr != null) {
                if (isArrayLike(Object(arr))) {
                    jQuery.merge(ret,
                        typeof arr === "string" ?
                            [arr] : arr
                    );
                } else {
                    push.call(ret, arr);
                }
            }

            return ret;
        },

        inArray: function (elem, arr, i) {
            return arr == null ? -1 : indexOf.call(arr, elem, i);
        },

        isXMLDoc: function (elem) {
            var namespace = elem && elem.namespaceURI,
                docElem = elem && (elem.ownerDocument || elem).documentElement;

            // Assume HTML when documentElement doesn't yet exist, such as inside
            // document fragments.
            return !rhtmlSuffix.test(namespace || docElem && docElem.nodeName || "HTML");
        },

        // Support: Android <=4.0 only, PhantomJS 1 only
        // push.apply(_, arraylike) throws on ancient WebKit
        merge: function (first, second) {
            var len = +second.length,
                j = 0,
                i = first.length;

            for (; j < len; j++) {
                first[i++] = second[j];
            }

            first.length = i;

            return first;
        },

        grep: function (elems, callback, invert) {
            var callbackInverse,
                matches = [],
                i = 0,
                length = elems.length,
                callbackExpect = !invert;

            // Go through the array, only saving the items
            // that pass the validator function
            for (; i < length; i++) {
                callbackInverse = !callback(elems[i], i);
                if (callbackInverse !== callbackExpect) {
                    matches.push(elems[i]);
                }
            }

            return matches;
        },

        // arg is for internal usage only
        map: function (elems, callback, arg) {
            var length, value,
                i = 0,
                ret = [];

            // Go through the array, translating each of the items to their new values
            if (isArrayLike(elems)) {
                length = elems.length;
                for (; i < length; i++) {
                    value = callback(elems[i], i, arg);

                    if (value != null) {
                        ret.push(value);
                    }
                }

                // Go through every key on the object,
            } else {
                for (i in elems) {
                    value = callback(elems[i], i, arg);

                    if (value != null) {
                        ret.push(value);
                    }
                }
            }

            // Flatten any nested arrays
            return flat(ret);
        },

        // A global GUID counter for objects
        guid: 1,

        // jQuery.support is not used in Core but other projects attach their
        // properties to it so it needs to exist.
        support: support
    });

    if (typeof Symbol === "function") {
        jQuery.fn[Symbol.iterator] = arr[Symbol.iterator];
    }

    // Populate the class2type map
    jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),
        function (_i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase();
        });

    function isArrayLike(obj) {

        // Support: real iOS 8.2 only (not reproducible in simulator)
        // `in` check used to prevent JIT error (gh-2145)
        // hasOwn isn't used here due to false negatives
        // regarding Nodelist length in IE
        var length = !!obj && "length" in obj && obj.length,
            type = toType(obj);

        if (isFunction(obj) || isWindow(obj)) {
            return false;
        }

        return type === "array" || length === 0 ||
            typeof length === "number" && length > 0 && (length - 1) in obj;
    }


    function nodeName(elem, name) {

        return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();

    }
    var pop = arr.pop;


    var sort = arr.sort;


    var splice = arr.splice;


    var whitespace = "[\\x20\\t\\r\\n\\f]";


    var rtrimCSS = new RegExp(
        "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$",
        "g"
    );

    // Note: an element does not contain itself
    jQuery.contains = function (a, b) {
        var bup = b && b.parentNode;

        return a === bup || !!(bup && bup.nodeType === 1 && (

            // Support: IE 9 - 11+
            // IE doesn't have `contains` on SVG.
            a.contains ?
                a.contains(bup) :
                a.compareDocumentPosition && a.compareDocumentPosition(bup) & 16
        ));
    };




    // CSS string/identifier serialization
    // https://drafts.csswg.org/cssom/#common-serializing-idioms
    var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;

    function fcssescape(ch, asCodePoint) {
        if (asCodePoint) {

            // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
            if (ch === "\0") {
                return "\uFFFD";
            }

            // Control characters and (dependent upon position) numbers get escaped as code points
            return ch.slice(0, -1) + "\\" + ch.charCodeAt(ch.length - 1).toString(16) + " ";
        }

        // Other potentially-special ASCII characters get backslash-escaped
        return "\\" + ch;
    }

    jQuery.escapeSelector = function (sel) {
        return (sel + "").replace(rcssescape, fcssescape);
    };




    var preferredDoc = document,
        pushNative = push;

    (function () {

        var i,
            Expr,
            outermostContext,
            sortInput,
            hasDuplicate,
            push = pushNative,

            // Local document vars
            document,
            documentElement,
            documentIsHTML,
            rbuggyQSA,
            matches,

            // Instance-specific data
            expando = jQuery.expando,
            dirruns = 0,
            done = 0,
            classCache = createCache(),
            tokenCache = createCache(),
            compilerCache = createCache(),
            nonnativeSelectorCache = createCache(),
            sortOrder = function (a, b) {
                if (a === b) {
                    hasDuplicate = true;
                }
                return 0;
            },

            booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|" +
                "loop|multiple|open|readonly|required|scoped",

            // Regular expressions

            // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram
            identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +
                "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",

            // Attribute selectors: https://www.w3.org/TR/selectors/#attribute-selectors
            attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +

                // Operator (capture 2)
                "*([*^$|!~]?=)" + whitespace +

                // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
                "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +
                whitespace + "*\\]",

            pseudos = ":(" + identifier + ")(?:\\((" +

                // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
                // 1. quoted (capture 3; capture 4 or capture 5)
                "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +

                // 2. simple (capture 6)
                "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +

                // 3. anything else (capture 2)
                ".*" +
                ")\\)|)",

            // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
            rwhitespace = new RegExp(whitespace + "+", "g"),

            rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"),
            rleadingCombinator = new RegExp("^" + whitespace + "*([>+~]|" + whitespace + ")" +
                whitespace + "*"),
            rdescend = new RegExp(whitespace + "|>"),

            rpseudo = new RegExp(pseudos),
            ridentifier = new RegExp("^" + identifier + "$"),

            matchExpr = {
                ID: new RegExp("^#(" + identifier + ")"),
                CLASS: new RegExp("^\\.(" + identifier + ")"),
                TAG: new RegExp("^(" + identifier + "|[*])"),
                ATTR: new RegExp("^" + attributes),
                PSEUDO: new RegExp("^" + pseudos),
                CHILD: new RegExp(
                    "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +
                    whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +
                    whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i"),
                bool: new RegExp("^(?:" + booleans + ")$", "i"),

                // For use in libraries implementing .is()
                // We use this for POS matching in `select`
                needsContext: new RegExp("^" + whitespace +
                    "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
                    "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i")
            },

            rinputs = /^(?:input|select|textarea|button)$/i,
            rheader = /^h\d$/i,

            // Easily-parseable/retrievable ID or TAG or CLASS selectors
            rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

            rsibling = /[+~]/,

            // CSS escapes
            // https://www.w3.org/TR/CSS21/syndata.html#escaped-characters
            runescape = new RegExp("\\\\[\\da-fA-F]{1,6}" + whitespace +
                "?|\\\\([^\\r\\n\\f])", "g"),
            funescape = function (escape, nonHex) {
                var high = "0x" + escape.slice(1) - 0x10000;

                if (nonHex) {

                    // Strip the backslash prefix from a non-hex escape sequence
                    return nonHex;
                }

                // Replace a hexadecimal escape sequence with the encoded Unicode code point
                // Support: IE <=11+
                // For values outside the Basic Multilingual Plane (BMP), manually construct a
                // surrogate pair
                return high < 0 ?
                    String.fromCharCode(high + 0x10000) :
                    String.fromCharCode(high >> 10 | 0xD800, high & 0x3FF | 0xDC00);
            },

            // Used for iframes; see `setDocument`.
            // Support: IE 9 - 11+, Edge 12 - 18+
            // Removing the function wrapper causes a "Permission Denied"
            // error in IE/Edge.
            unloadHandler = function () {
                setDocument();
            },

            inDisabledFieldset = addCombinator(
                function (elem) {
                    return elem.disabled === true && nodeName(elem, "fieldset");
                },
                { dir: "parentNode", next: "legend" }
            );

        // Support: IE <=9 only
        // Accessing document.activeElement can throw unexpectedly
        // https://bugs.jquery.com/ticket/13393
        function safeActiveElement() {
            try {
                return document.activeElement;
            } catch (err) { }
        }

        // Optimize for push.apply( _, NodeList )
        try {
            push.apply(
                (arr = slice.call(preferredDoc.childNodes)),
                preferredDoc.childNodes
            );

            // Support: Android <=4.0
            // Detect silently failing push.apply
            // eslint-disable-next-line no-unused-expressions
            arr[preferredDoc.childNodes.length].nodeType;
        } catch (e) {
            push = {
                apply: function (target, els) {
                    pushNative.apply(target, slice.call(els));
                },
                call: function (target) {
                    pushNative.apply(target, slice.call(arguments, 1));
                }
            };
        }

        function find(selector, context, results, seed) {
            var m, i, elem, nid, match, groups, newSelector,
                newContext = context && context.ownerDocument,

                // nodeType defaults to 9, since context defaults to document
                nodeType = context ? context.nodeType : 9;

            results = results || [];

            // Return early from calls with invalid selector or context
            if (typeof selector !== "string" || !selector ||
                nodeType !== 1 && nodeType !== 9 && nodeType !== 11) {

                return results;
            }

            // Try to shortcut find operations (as opposed to filters) in HTML documents
            if (!seed) {
                setDocument(context);
                context = context || document;

                if (documentIsHTML) {

                    // If the selector is sufficiently simple, try using a "get*By*" DOM method
                    // (excepting DocumentFragment context, where the methods don't exist)
                    if (nodeType !== 11 && (match = rquickExpr.exec(selector))) {

                        // ID selector
                        if ((m = match[1])) {

                            // Document context
                            if (nodeType === 9) {
                                if ((elem = context.getElementById(m))) {

                                    // Support: IE 9 only
                                    // getElementById can match elements by name instead of ID
                                    if (elem.id === m) {
                                        push.call(results, elem);
                                        return results;
                                    }
                                } else {
                                    return results;
                                }

                                // Element context
                            } else {

                                // Support: IE 9 only
                                // getElementById can match elements by name instead of ID
                                if (newContext && (elem = newContext.getElementById(m)) &&
                                    find.contains(context, elem) &&
                                    elem.id === m) {

                                    push.call(results, elem);
                                    return results;
                                }
                            }

                            // Type selector
                        } else if (match[2]) {
                            push.apply(results, context.getElementsByTagName(selector));
                            return results;

                            // Class selector
                        } else if ((m = match[3]) && context.getElementsByClassName) {
                            push.apply(results, context.getElementsByClassName(m));
                            return results;
                        }
                    }

                    // Take advantage of querySelectorAll
                    if (!nonnativeSelectorCache[selector + " "] &&
                        (!rbuggyQSA || !rbuggyQSA.test(selector))) {

                        newSelector = selector;
                        newContext = context;

                        // qSA considers elements outside a scoping root when evaluating child or
                        // descendant combinators, which is not what we want.
                        // In such cases, we work around the behavior by prefixing every selector in the
                        // list with an ID selector referencing the scope context.
                        // The technique has to be used as well when a leading combinator is used
                        // as such selectors are not recognized by querySelectorAll.
                        // Thanks to Andrew Dupont for this technique.
                        if (nodeType === 1 &&
                            (rdescend.test(selector) || rleadingCombinator.test(selector))) {

                            // Expand context for sibling selectors
                            newContext = rsibling.test(selector) && testContext(context.parentNode) ||
                                context;

                            // We can use :scope instead of the ID hack if the browser
                            // supports it & if we're not changing the context.
                            // Support: IE 11+, Edge 17 - 18+
                            // IE/Edge sometimes throw a "Permission denied" error when
                            // strict-comparing two documents; shallow comparisons work.
                            // eslint-disable-next-line eqeqeq
                            if (newContext != context || !support.scope) {

                                // Capture the context ID, setting it first if necessary
                                if ((nid = context.getAttribute("id"))) {
                                    nid = jQuery.escapeSelector(nid);
                                } else {
                                    context.setAttribute("id", (nid = expando));
                                }
                            }

                            // Prefix every selector in the list
                            groups = tokenize(selector);
                            i = groups.length;
                            while (i--) {
                                groups[i] = (nid ? "#" + nid : ":scope") + " " +
                                    toSelector(groups[i]);
                            }
                            newSelector = groups.join(",");
                        }

                        try {
                            push.apply(results,
                                newContext.querySelectorAll(newSelector)
                            );
                            return results;
                        } catch (qsaError) {
                            nonnativeSelectorCache(selector, true);
                        } finally {
                            if (nid === expando) {
                                context.removeAttribute("id");
                            }
                        }
                    }
                }
            }

            // All others
            return select(selector.replace(rtrimCSS, "$1"), context, results, seed);
        }

        /**
         * Create key-value caches of limited size
         * @returns {function(string, object)} Returns the Object data after storing it on itself with
         *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
         *	deleting the oldest entry
         */
        function createCache() {
            var keys = [];

            function cache(key, value) {

                // Use (key + " ") to avoid collision with native prototype properties
                // (see https://github.com/jquery/sizzle/issues/157)
                if (keys.push(key + " ") > Expr.cacheLength) {

                    // Only keep the most recent entries
                    delete cache[keys.shift()];
                }
                return (cache[key + " "] = value);
            }
            return cache;
        }

        /**
         * Mark a function for special use by jQuery selector module
         * @param {Function} fn The function to mark
         */
        function markFunction(fn) {
            fn[expando] = true;
            return fn;
        }

        /**
         * Support testing using an element
         * @param {Function} fn Passed the created element and returns a boolean result
         */
        function assert(fn) {
            var el = document.createElement("fieldset");

            try {
                return !!fn(el);
            } catch (e) {
                return false;
            } finally {

                // Remove from its parent by default
                if (el.parentNode) {
                    el.parentNode.removeChild(el);
                }

                // release memory in IE
                el = null;
            }
        }

        /**
         * Returns a function to use in pseudos for input types
         * @param {String} type
         */
        function createInputPseudo(type) {
            return function (elem) {
                return nodeName(elem, "input") && elem.type === type;
            };
        }

        /**
         * Returns a function to use in pseudos for buttons
         * @param {String} type
         */
        function createButtonPseudo(type) {
            return function (elem) {
                return (nodeName(elem, "input") || nodeName(elem, "button")) &&
                    elem.type === type;
            };
        }

        /**
         * Returns a function to use in pseudos for :enabled/:disabled
         * @param {Boolean} disabled true for :disabled; false for :enabled
         */
        function createDisabledPseudo(disabled) {

            // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
            return function (elem) {

                // Only certain elements can match :enabled or :disabled
                // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
                // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
                if ("form" in elem) {

                    // Check for inherited disabledness on relevant non-disabled elements:
                    // * listed form-associated elements in a disabled fieldset
                    //   https://html.spec.whatwg.org/multipage/forms.html#category-listed
                    //   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
                    // * option elements in a disabled optgroup
                    //   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
                    // All such elements have a "form" property.
                    if (elem.parentNode && elem.disabled === false) {

                        // Option elements defer to a parent optgroup if present
                        if ("label" in elem) {
                            if ("label" in elem.parentNode) {
                                return elem.parentNode.disabled === disabled;
                            } else {
                                return elem.disabled === disabled;
                            }
                        }

                        // Support: IE 6 - 11+
                        // Use the isDisabled shortcut property to check for disabled fieldset ancestors
                        return elem.isDisabled === disabled ||

                            // Where there is no isDisabled, check manually
                            elem.isDisabled !== !disabled &&
                            inDisabledFieldset(elem) === disabled;
                    }

                    return elem.disabled === disabled;

                    // Try to winnow out elements that can't be disabled before trusting the disabled property.
                    // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
                    // even exist on them, let alone have a boolean value.
                } else if ("label" in elem) {
                    return elem.disabled === disabled;
                }

                // Remaining elements are neither :enabled nor :disabled
                return false;
            };
        }

        /**
         * Returns a function to use in pseudos for positionals
         * @param {Function} fn
         */
        function createPositionalPseudo(fn) {
            return markFunction(function (argument) {
                argument = +argument;
                return markFunction(function (seed, matches) {
                    var j,
                        matchIndexes = fn([], seed.length, argument),
                        i = matchIndexes.length;

                    // Match elements found at the specified indexes
                    while (i--) {
                        if (seed[(j = matchIndexes[i])]) {
                            seed[j] = !(matches[j] = seed[j]);
                        }
                    }
                });
            });
        }

        /**
         * Checks a node for validity as a jQuery selector context
         * @param {Element|Object=} context
         * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
         */
        function testContext(context) {
            return context && typeof context.getElementsByTagName !== "undefined" && context;
        }

        /**
         * Sets document-related variables once based on the current document
         * @param {Element|Object} [node] An element or document object to use to set the document
         * @returns {Object} Returns the current document
         */
        function setDocument(node) {
            var subWindow,
                doc = node ? node.ownerDocument || node : preferredDoc;

            // Return early if doc is invalid or already selected
            // Support: IE 11+, Edge 17 - 18+
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
            // two documents; shallow comparisons work.
            // eslint-disable-next-line eqeqeq
            if (doc == document || doc.nodeType !== 9 || !doc.documentElement) {
                return document;
            }

            // Update global variables
            document = doc;
            documentElement = document.documentElement;
            documentIsHTML = !jQuery.isXMLDoc(document);

            // Support: iOS 7 only, IE 9 - 11+
            // Older browsers didn't support unprefixed `matches`.
            matches = documentElement.matches ||
                documentElement.webkitMatchesSelector ||
                documentElement.msMatchesSelector;

            // Support: IE 9 - 11+, Edge 12 - 18+
            // Accessing iframe documents after unload throws "permission denied" errors
            // (see trac-13936).
            // Limit the fix to IE & Edge Legacy; despite Edge 15+ implementing `matches`,
            // all IE 9+ and Edge Legacy versions implement `msMatchesSelector` as well.
            if (documentElement.msMatchesSelector &&

                // Support: IE 11+, Edge 17 - 18+
                // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                // two documents; shallow comparisons work.
                // eslint-disable-next-line eqeqeq
                preferredDoc != document &&
                (subWindow = document.defaultView) && subWindow.top !== subWindow) {

                // Support: IE 9 - 11+, Edge 12 - 18+
                subWindow.addEventListener("unload", unloadHandler);
            }

            // Support: IE <10
            // Check if getElementById returns elements by name
            // The broken getElementById methods don't pick up programmatically-set names,
            // so use a roundabout getElementsByName test
            support.getById = assert(function (el) {
                documentElement.appendChild(el).id = jQuery.expando;
                return !document.getElementsByName ||
                    !document.getElementsByName(jQuery.expando).length;
            });

            // Support: IE 9 only
            // Check to see if it's possible to do matchesSelector
            // on a disconnected node.
            support.disconnectedMatch = assert(function (el) {
                return matches.call(el, "*");
            });

            // Support: IE 9 - 11+, Edge 12 - 18+
            // IE/Edge don't support the :scope pseudo-class.
            support.scope = assert(function () {
                return document.querySelectorAll(":scope");
            });

            // Support: Chrome 105 - 111 only, Safari 15.4 - 16.3 only
            // Make sure the `:has()` argument is parsed unforgivingly.
            // We include `*` in the test to detect buggy implementations that are
            // _selectively_ forgiving (specifically when the list includes at least
            // one valid selector).
            // Note that we treat complete lack of support for `:has()` as if it were
            // spec-compliant support, which is fine because use of `:has()` in such
            // environments will fail in the qSA path and fall back to jQuery traversal
            // anyway.
            support.cssHas = assert(function () {
                try {
                    document.querySelector(":has(*,:jqfake)");
                    return false;
                } catch (e) {
                    return true;
                }
            });

            // ID filter and find
            if (support.getById) {
                Expr.filter.ID = function (id) {
                    var attrId = id.replace(runescape, funescape);
                    return function (elem) {
                        return elem.getAttribute("id") === attrId;
                    };
                };
                Expr.find.ID = function (id, context) {
                    if (typeof context.getElementById !== "undefined" && documentIsHTML) {
                        var elem = context.getElementById(id);
                        return elem ? [elem] : [];
                    }
                };
            } else {
                Expr.filter.ID = function (id) {
                    var attrId = id.replace(runescape, funescape);
                    return function (elem) {
                        var node = typeof elem.getAttributeNode !== "undefined" &&
                            elem.getAttributeNode("id");
                        return node && node.value === attrId;
                    };
                };

                // Support: IE 6 - 7 only
                // getElementById is not reliable as a find shortcut
                Expr.find.ID = function (id, context) {
                    if (typeof context.getElementById !== "undefined" && documentIsHTML) {
                        var node, i, elems,
                            elem = context.getElementById(id);

                        if (elem) {

                            // Verify the id attribute
                            node = elem.getAttributeNode("id");
                            if (node && node.value === id) {
                                return [elem];
                            }

                            // Fall back on getElementsByName
                            elems = context.getElementsByName(id);
                            i = 0;
                            while ((elem = elems[i++])) {
                                node = elem.getAttributeNode("id");
                                if (node && node.value === id) {
                                    return [elem];
                                }
                            }
                        }

                        return [];
                    }
                };
            }

            // Tag
            Expr.find.TAG = function (tag, context) {
                if (typeof context.getElementsByTagName !== "undefined") {
                    return context.getElementsByTagName(tag);

                    // DocumentFragment nodes don't have gEBTN
                } else {
                    return context.querySelectorAll(tag);
                }
            };

            // Class
            Expr.find.CLASS = function (className, context) {
                if (typeof context.getElementsByClassName !== "undefined" && documentIsHTML) {
                    return context.getElementsByClassName(className);
                }
            };

            /* QSA/matchesSelector
            ---------------------------------------------------------------------- */

            // QSA and matchesSelector support

            rbuggyQSA = [];

            // Build QSA regex
            // Regex strategy adopted from Diego Perini
            assert(function (el) {

                var input;

                documentElement.appendChild(el).innerHTML =
                    "<a id='" + expando + "' href='' disabled='disabled'></a>" +
                    "<select id='" + expando + "-\r\\' disabled='disabled'>" +
                    "<option selected=''></option></select>";

                // Support: iOS <=7 - 8 only
                // Boolean attributes and "value" are not treated correctly in some XML documents
                if (!el.querySelectorAll("[selected]").length) {
                    rbuggyQSA.push("\\[" + whitespace + "*(?:value|" + booleans + ")");
                }

                // Support: iOS <=7 - 8 only
                if (!el.querySelectorAll("[id~=" + expando + "-]").length) {
                    rbuggyQSA.push("~=");
                }

                // Support: iOS 8 only
                // https://bugs.webkit.org/show_bug.cgi?id=136851
                // In-page `selector#id sibling-combinator selector` fails
                if (!el.querySelectorAll("a#" + expando + "+*").length) {
                    rbuggyQSA.push(".#.+[+~]");
                }

                // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+
                // In some of the document kinds, these selectors wouldn't work natively.
                // This is probably OK but for backwards compatibility we want to maintain
                // handling them through jQuery traversal in jQuery 3.x.
                if (!el.querySelectorAll(":checked").length) {
                    rbuggyQSA.push(":checked");
                }

                // Support: Windows 8 Native Apps
                // The type and name attributes are restricted during .innerHTML assignment
                input = document.createElement("input");
                input.setAttribute("type", "hidden");
                el.appendChild(input).setAttribute("name", "D");

                // Support: IE 9 - 11+
                // IE's :disabled selector does not pick up the children of disabled fieldsets
                // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+
                // In some of the document kinds, these selectors wouldn't work natively.
                // This is probably OK but for backwards compatibility we want to maintain
                // handling them through jQuery traversal in jQuery 3.x.
                documentElement.appendChild(el).disabled = true;
                if (el.querySelectorAll(":disabled").length !== 2) {
                    rbuggyQSA.push(":enabled", ":disabled");
                }

                // Support: IE 11+, Edge 15 - 18+
                // IE 11/Edge don't find elements on a `[name='']` query in some cases.
                // Adding a temporary attribute to the document before the selection works
                // around the issue.
                // Interestingly, IE 10 & older don't seem to have the issue.
                input = document.createElement("input");
                input.setAttribute("name", "");
                el.appendChild(input);
                if (!el.querySelectorAll("[name='']").length) {
                    rbuggyQSA.push("\\[" + whitespace + "*name" + whitespace + "*=" +
                        whitespace + "*(?:''|\"\")");
                }
            });

            if (!support.cssHas) {

                // Support: Chrome 105 - 110+, Safari 15.4 - 16.3+
                // Our regular `try-catch` mechanism fails to detect natively-unsupported
                // pseudo-classes inside `:has()` (such as `:has(:contains("Foo"))`)
                // in browsers that parse the `:has()` argument as a forgiving selector list.
                // https://drafts.csswg.org/selectors/#relational now requires the argument
                // to be parsed unforgivingly, but browsers have not yet fully adjusted.
                rbuggyQSA.push(":has");
            }

            rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|"));

            /* Sorting
            ---------------------------------------------------------------------- */

            // Document order sorting
            sortOrder = function (a, b) {

                // Flag for duplicate removal
                if (a === b) {
                    hasDuplicate = true;
                    return 0;
                }

                // Sort on method existence if only one input has compareDocumentPosition
                var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
                if (compare) {
                    return compare;
                }

                // Calculate position if both inputs belong to the same document
                // Support: IE 11+, Edge 17 - 18+
                // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                // two documents; shallow comparisons work.
                // eslint-disable-next-line eqeqeq
                compare = (a.ownerDocument || a) == (b.ownerDocument || b) ?
                    a.compareDocumentPosition(b) :

                    // Otherwise we know they are disconnected
                    1;

                // Disconnected nodes
                if (compare & 1 ||
                    (!support.sortDetached && b.compareDocumentPosition(a) === compare)) {

                    // Choose the first element that is related to our preferred document
                    // Support: IE 11+, Edge 17 - 18+
                    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                    // two documents; shallow comparisons work.
                    // eslint-disable-next-line eqeqeq
                    if (a === document || a.ownerDocument == preferredDoc &&
                        find.contains(preferredDoc, a)) {
                        return -1;
                    }

                    // Support: IE 11+, Edge 17 - 18+
                    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                    // two documents; shallow comparisons work.
                    // eslint-disable-next-line eqeqeq
                    if (b === document || b.ownerDocument == preferredDoc &&
                        find.contains(preferredDoc, b)) {
                        return 1;
                    }

                    // Maintain original order
                    return sortInput ?
                        (indexOf.call(sortInput, a) - indexOf.call(sortInput, b)) :
                        0;
                }

                return compare & 4 ? -1 : 1;
            };

            return document;
        }

        find.matches = function (expr, elements) {
            return find(expr, null, null, elements);
        };

        find.matchesSelector = function (elem, expr) {
            setDocument(elem);

            if (documentIsHTML &&
                !nonnativeSelectorCache[expr + " "] &&
                (!rbuggyQSA || !rbuggyQSA.test(expr))) {

                try {
                    var ret = matches.call(elem, expr);

                    // IE 9's matchesSelector returns false on disconnected nodes
                    if (ret || support.disconnectedMatch ||

                        // As well, disconnected nodes are said to be in a document
                        // fragment in IE 9
                        elem.document && elem.document.nodeType !== 11) {
                        return ret;
                    }
                } catch (e) {
                    nonnativeSelectorCache(expr, true);
                }
            }

            return find(expr, document, null, [elem]).length > 0;
        };

        find.contains = function (context, elem) {

            // Set document vars if needed
            // Support: IE 11+, Edge 17 - 18+
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
            // two documents; shallow comparisons work.
            // eslint-disable-next-line eqeqeq
            if ((context.ownerDocument || context) != document) {
                setDocument(context);
            }
            return jQuery.contains(context, elem);
        };


        find.attr = function (elem, name) {

            // Set document vars if needed
            // Support: IE 11+, Edge 17 - 18+
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
            // two documents; shallow comparisons work.
            // eslint-disable-next-line eqeqeq
            if ((elem.ownerDocument || elem) != document) {
                setDocument(elem);
            }

            var fn = Expr.attrHandle[name.toLowerCase()],

                // Don't get fooled by Object.prototype properties (see trac-13807)
                val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ?
                    fn(elem, name, !documentIsHTML) :
                    undefined;

            if (val !== undefined) {
                return val;
            }

            return elem.getAttribute(name);
        };

        find.error = function (msg) {
            throw new Error("Syntax error, unrecognized expression: " + msg);
        };

        /**
         * Document sorting and removing duplicates
         * @param {ArrayLike} results
         */
        jQuery.uniqueSort = function (results) {
            var elem,
                duplicates = [],
                j = 0,
                i = 0;

            // Unless we *know* we can detect duplicates, assume their presence
            //
            // Support: Android <=4.0+
            // Testing for detecting duplicates is unpredictable so instead assume we can't
            // depend on duplicate detection in all browsers without a stable sort.
            hasDuplicate = !support.sortStable;
            sortInput = !support.sortStable && slice.call(results, 0);
            sort.call(results, sortOrder);

            if (hasDuplicate) {
                while ((elem = results[i++])) {
                    if (elem === results[i]) {
                        j = duplicates.push(i);
                    }
                }
                while (j--) {
                    splice.call(results, duplicates[j], 1);
                }
            }

            // Clear input after sorting to release objects
            // See https://github.com/jquery/sizzle/pull/225
            sortInput = null;

            return results;
        };

        jQuery.fn.uniqueSort = function () {
            return this.pushStack(jQuery.uniqueSort(slice.apply(this)));
        };

        Expr = jQuery.expr = {

            // Can be adjusted by the user
            cacheLength: 50,

            createPseudo: markFunction,

            match: matchExpr,

            attrHandle: {},

            find: {},

            relative: {
                ">": { dir: "parentNode", first: true },
                " ": { dir: "parentNode" },
                "+": { dir: "previousSibling", first: true },
                "~": { dir: "previousSibling" }
            },

            preFilter: {
                ATTR: function (match) {
                    match[1] = match[1].replace(runescape, funescape);

                    // Move the given value to match[3] whether quoted or unquoted
                    match[3] = (match[3] || match[4] || match[5] || "")
                        .replace(runescape, funescape);

                    if (match[2] === "~=") {
                        match[3] = " " + match[3] + " ";
                    }

                    return match.slice(0, 4);
                },

                CHILD: function (match) {

                    /* matches from matchExpr["CHILD"]
                        1 type (only|nth|...)
                        2 what (child|of-type)
                        3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                        4 xn-component of xn+y argument ([+-]?\d*n|)
                        5 sign of xn-component
                        6 x of xn-component
                        7 sign of y-component
                        8 y of y-component
                    */
                    match[1] = match[1].toLowerCase();

                    if (match[1].slice(0, 3) === "nth") {

                        // nth-* requires argument
                        if (!match[3]) {
                            find.error(match[0]);
                        }

                        // numeric x and y parameters for Expr.filter.CHILD
                        // remember that false/true cast respectively to 0/1
                        match[4] = +(match[4] ?
                            match[5] + (match[6] || 1) :
                            2 * (match[3] === "even" || match[3] === "odd")
                        );
                        match[5] = +((match[7] + match[8]) || match[3] === "odd");

                        // other types prohibit arguments
                    } else if (match[3]) {
                        find.error(match[0]);
                    }

                    return match;
                },

                PSEUDO: function (match) {
                    var excess,
                        unquoted = !match[6] && match[2];

                    if (matchExpr.CHILD.test(match[0])) {
                        return null;
                    }

                    // Accept quoted arguments as-is
                    if (match[3]) {
                        match[2] = match[4] || match[5] || "";

                        // Strip excess characters from unquoted arguments
                    } else if (unquoted && rpseudo.test(unquoted) &&

                        // Get excess from tokenize (recursively)
                        (excess = tokenize(unquoted, true)) &&

                        // advance to the next closing parenthesis
                        (excess = unquoted.indexOf(")", unquoted.length - excess) - unquoted.length)) {

                        // excess is a negative index
                        match[0] = match[0].slice(0, excess);
                        match[2] = unquoted.slice(0, excess);
                    }

                    // Return only captures needed by the pseudo filter method (type and argument)
                    return match.slice(0, 3);
                }
            },

            filter: {

                TAG: function (nodeNameSelector) {
                    var expectedNodeName = nodeNameSelector.replace(runescape, funescape).toLowerCase();
                    return nodeNameSelector === "*" ?
                        function () {
                            return true;
                        } :
                        function (elem) {
                            return nodeName(elem, expectedNodeName);
                        };
                },

                CLASS: function (className) {
                    var pattern = classCache[className + " "];

                    return pattern ||
                        (pattern = new RegExp("(^|" + whitespace + ")" + className +
                            "(" + whitespace + "|$)")) &&
                        classCache(className, function (elem) {
                            return pattern.test(
                                typeof elem.className === "string" && elem.className ||
                                typeof elem.getAttribute !== "undefined" &&
                                elem.getAttribute("class") ||
                                ""
                            );
                        });
                },

                ATTR: function (name, operator, check) {
                    return function (elem) {
                        var result = find.attr(elem, name);

                        if (result == null) {
                            return operator === "!=";
                        }
                        if (!operator) {
                            return true;
                        }

                        result += "";

                        if (operator === "=") {
                            return result === check;
                        }
                        if (operator === "!=") {
                            return result !== check;
                        }
                        if (operator === "^=") {
                            return check && result.indexOf(check) === 0;
                        }
                        if (operator === "*=") {
                            return check && result.indexOf(check) > -1;
                        }
                        if (operator === "$=") {
                            return check && result.slice(-check.length) === check;
                        }
                        if (operator === "~=") {
                            return (" " + result.replace(rwhitespace, " ") + " ")
                                .indexOf(check) > -1;
                        }
                        if (operator === "|=") {
                            return result === check || result.slice(0, check.length + 1) === check + "-";
                        }

                        return false;
                    };
                },

                CHILD: function (type, what, _argument, first, last) {
                    var simple = type.slice(0, 3) !== "nth",
                        forward = type.slice(-4) !== "last",
                        ofType = what === "of-type";

                    return first === 1 && last === 0 ?

                        // Shortcut for :nth-*(n)
                        function (elem) {
                            return !!elem.parentNode;
                        } :

                        function (elem, _context, xml) {
                            var cache, outerCache, node, nodeIndex, start,
                                dir = simple !== forward ? "nextSibling" : "previousSibling",
                                parent = elem.parentNode,
                                name = ofType && elem.nodeName.toLowerCase(),
                                useCache = !xml && !ofType,
                                diff = false;

                            if (parent) {

                                // :(first|last|only)-(child|of-type)
                                if (simple) {
                                    while (dir) {
                                        node = elem;
                                        while ((node = node[dir])) {
                                            if (ofType ?
                                                nodeName(node, name) :
                                                node.nodeType === 1) {

                                                return false;
                                            }
                                        }

                                        // Reverse direction for :only-* (if we haven't yet done so)
                                        start = dir = type === "only" && !start && "nextSibling";
                                    }
                                    return true;
                                }

                                start = [forward ? parent.firstChild : parent.lastChild];

                                // non-xml :nth-child(...) stores cache data on `parent`
                                if (forward && useCache) {

                                    // Seek `elem` from a previously-cached index
                                    outerCache = parent[expando] || (parent[expando] = {});
                                    cache = outerCache[type] || [];
                                    nodeIndex = cache[0] === dirruns && cache[1];
                                    diff = nodeIndex && cache[2];
                                    node = nodeIndex && parent.childNodes[nodeIndex];

                                    while ((node = ++nodeIndex && node && node[dir] ||

                                        // Fallback to seeking `elem` from the start
                                        (diff = nodeIndex = 0) || start.pop())) {

                                        // When found, cache indexes on `parent` and break
                                        if (node.nodeType === 1 && ++diff && node === elem) {
                                            outerCache[type] = [dirruns, nodeIndex, diff];
                                            break;
                                        }
                                    }

                                } else {

                                    // Use previously-cached element index if available
                                    if (useCache) {
                                        outerCache = elem[expando] || (elem[expando] = {});
                                        cache = outerCache[type] || [];
                                        nodeIndex = cache[0] === dirruns && cache[1];
                                        diff = nodeIndex;
                                    }

                                    // xml :nth-child(...)
                                    // or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                    if (diff === false) {

                                        // Use the same loop as above to seek `elem` from the start
                                        while ((node = ++nodeIndex && node && node[dir] ||
                                            (diff = nodeIndex = 0) || start.pop())) {

                                            if ((ofType ?
                                                nodeName(node, name) :
                                                node.nodeType === 1) &&
                                                ++diff) {

                                                // Cache the index of each encountered element
                                                if (useCache) {
                                                    outerCache = node[expando] ||
                                                        (node[expando] = {});
                                                    outerCache[type] = [dirruns, diff];
                                                }

                                                if (node === elem) {
                                                    break;
                                                }
                                            }
                                        }
                                    }
                                }

                                // Incorporate the offset, then check against cycle size
                                diff -= last;
                                return diff === first || (diff % first === 0 && diff / first >= 0);
                            }
                        };
                },

                PSEUDO: function (pseudo, argument) {

                    // pseudo-class names are case-insensitive
                    // https://www.w3.org/TR/selectors/#pseudo-classes
                    // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                    // Remember that setFilters inherits from pseudos
                    var args,
                        fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] ||
                            find.error("unsupported pseudo: " + pseudo);

                    // The user may use createPseudo to indicate that
                    // arguments are needed to create the filter function
                    // just as jQuery does
                    if (fn[expando]) {
                        return fn(argument);
                    }

                    // But maintain support for old signatures
                    if (fn.length > 1) {
                        args = [pseudo, pseudo, "", argument];
                        return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ?
                            markFunction(function (seed, matches) {
                                var idx,
                                    matched = fn(seed, argument),
                                    i = matched.length;
                                while (i--) {
                                    idx = indexOf.call(seed, matched[i]);
                                    seed[idx] = !(matches[idx] = matched[i]);
                                }
                            }) :
                            function (elem) {
                                return fn(elem, 0, args);
                            };
                    }

                    return fn;
                }
            },

            pseudos: {

                // Potentially complex pseudos
                not: markFunction(function (selector) {

                    // Trim the selector passed to compile
                    // to avoid treating leading and trailing
                    // spaces as combinators
                    var input = [],
                        results = [],
                        matcher = compile(selector.replace(rtrimCSS, "$1"));

                    return matcher[expando] ?
                        markFunction(function (seed, matches, _context, xml) {
                            var elem,
                                unmatched = matcher(seed, null, xml, []),
                                i = seed.length;

                            // Match elements unmatched by `matcher`
                            while (i--) {
                                if ((elem = unmatched[i])) {
                                    seed[i] = !(matches[i] = elem);
                                }
                            }
                        }) :
                        function (elem, _context, xml) {
                            input[0] = elem;
                            matcher(input, null, xml, results);

                            // Don't keep the element
                            // (see https://github.com/jquery/sizzle/issues/299)
                            input[0] = null;
                            return !results.pop();
                        };
                }),

                has: markFunction(function (selector) {
                    return function (elem) {
                        return find(selector, elem).length > 0;
                    };
                }),

                contains: markFunction(function (text) {
                    text = text.replace(runescape, funescape);
                    return function (elem) {
                        return (elem.textContent || jQuery.text(elem)).indexOf(text) > -1;
                    };
                }),

                // "Whether an element is represented by a :lang() selector
                // is based solely on the element's language value
                // being equal to the identifier C,
                // or beginning with the identifier C immediately followed by "-".
                // The matching of C against the element's language value is performed case-insensitively.
                // The identifier C does not have to be a valid language name."
                // https://www.w3.org/TR/selectors/#lang-pseudo
                lang: markFunction(function (lang) {

                    // lang value must be a valid identifier
                    if (!ridentifier.test(lang || "")) {
                        find.error("unsupported lang: " + lang);
                    }
                    lang = lang.replace(runescape, funescape).toLowerCase();
                    return function (elem) {
                        var elemLang;
                        do {
                            if ((elemLang = documentIsHTML ?
                                elem.lang :
                                elem.getAttribute("xml:lang") || elem.getAttribute("lang"))) {

                                elemLang = elemLang.toLowerCase();
                                return elemLang === lang || elemLang.indexOf(lang + "-") === 0;
                            }
                        } while ((elem = elem.parentNode) && elem.nodeType === 1);
                        return false;
                    };
                }),

                // Miscellaneous
                target: function (elem) {
                    var hash = window.location && window.location.hash;
                    return hash && hash.slice(1) === elem.id;
                },

                root: function (elem) {
                    return elem === documentElement;
                },

                focus: function (elem) {
                    return elem === safeActiveElement() &&
                        document.hasFocus() &&
                        !!(elem.type || elem.href || ~elem.tabIndex);
                },

                // Boolean properties
                enabled: createDisabledPseudo(false),
                disabled: createDisabledPseudo(true),

                checked: function (elem) {

                    // In CSS3, :checked should return both checked and selected elements
                    // https://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                    return (nodeName(elem, "input") && !!elem.checked) ||
                        (nodeName(elem, "option") && !!elem.selected);
                },

                selected: function (elem) {

                    // Support: IE <=11+
                    // Accessing the selectedIndex property
                    // forces the browser to treat the default option as
                    // selected when in an optgroup.
                    if (elem.parentNode) {
                        // eslint-disable-next-line no-unused-expressions
                        elem.parentNode.selectedIndex;
                    }

                    return elem.selected === true;
                },

                // Contents
                empty: function (elem) {

                    // https://www.w3.org/TR/selectors/#empty-pseudo
                    // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
                    //   but not by others (comment: 8; processing instruction: 7; etc.)
                    // nodeType < 6 works because attributes (2) do not appear as children
                    for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                        if (elem.nodeType < 6) {
                            return false;
                        }
                    }
                    return true;
                },

                parent: function (elem) {
                    return !Expr.pseudos.empty(elem);
                },

                // Element/input types
                header: function (elem) {
                    return rheader.test(elem.nodeName);
                },

                input: function (elem) {
                    return rinputs.test(elem.nodeName);
                },

                button: function (elem) {
                    return nodeName(elem, "input") && elem.type === "button" ||
                        nodeName(elem, "button");
                },

                text: function (elem) {
                    var attr;
                    return nodeName(elem, "input") && elem.type === "text" &&

                        // Support: IE <10 only
                        // New HTML5 attribute values (e.g., "search") appear
                        // with elem.type === "text"
                        ((attr = elem.getAttribute("type")) == null ||
                            attr.toLowerCase() === "text");
                },

                // Position-in-collection
                first: createPositionalPseudo(function () {
                    return [0];
                }),

                last: createPositionalPseudo(function (_matchIndexes, length) {
                    return [length - 1];
                }),

                eq: createPositionalPseudo(function (_matchIndexes, length, argument) {
                    return [argument < 0 ? argument + length : argument];
                }),

                even: createPositionalPseudo(function (matchIndexes, length) {
                    var i = 0;
                    for (; i < length; i += 2) {
                        matchIndexes.push(i);
                    }
                    return matchIndexes;
                }),

                odd: createPositionalPseudo(function (matchIndexes, length) {
                    var i = 1;
                    for (; i < length; i += 2) {
                        matchIndexes.push(i);
                    }
                    return matchIndexes;
                }),

                lt: createPositionalPseudo(function (matchIndexes, length, argument) {
                    var i;

                    if (argument < 0) {
                        i = argument + length;
                    } else if (argument > length) {
                        i = length;
                    } else {
                        i = argument;
                    }

                    for (; --i >= 0;) {
                        matchIndexes.push(i);
                    }
                    return matchIndexes;
                }),

                gt: createPositionalPseudo(function (matchIndexes, length, argument) {
                    var i = argument < 0 ? argument + length : argument;
                    for (; ++i < length;) {
                        matchIndexes.push(i);
                    }
                    return matchIndexes;
                })
            }
        };

        Expr.pseudos.nth = Expr.pseudos.eq;

        // Add button/input type pseudos
        for (i in { radio: true, checkbox: true, file: true, password: true, image: true }) {
            Expr.pseudos[i] = createInputPseudo(i);
        }
        for (i in { submit: true, reset: true }) {
            Expr.pseudos[i] = createButtonPseudo(i);
        }

        // Easy API for creating new setFilters
        function setFilters() { }
        setFilters.prototype = Expr.filters = Expr.pseudos;
        Expr.setFilters = new setFilters();

        function tokenize(selector, parseOnly) {
            var matched, match, tokens, type,
                soFar, groups, preFilters,
                cached = tokenCache[selector + " "];

            if (cached) {
                return parseOnly ? 0 : cached.slice(0);
            }

            soFar = selector;
            groups = [];
            preFilters = Expr.preFilter;

            while (soFar) {

                // Comma and first run
                if (!matched || (match = rcomma.exec(soFar))) {
                    if (match) {

                        // Don't consume trailing commas as valid
                        soFar = soFar.slice(match[0].length) || soFar;
                    }
                    groups.push((tokens = []));
                }

                matched = false;

                // Combinators
                if ((match = rleadingCombinator.exec(soFar))) {
                    matched = match.shift();
                    tokens.push({
                        value: matched,

                        // Cast descendant combinators to space
                        type: match[0].replace(rtrimCSS, " ")
                    });
                    soFar = soFar.slice(matched.length);
                }

                // Filters
                for (type in Expr.filter) {
                    if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] ||
                        (match = preFilters[type](match)))) {
                        matched = match.shift();
                        tokens.push({
                            value: matched,
                            type: type,
                            matches: match
                        });
                        soFar = soFar.slice(matched.length);
                    }
                }

                if (!matched) {
                    break;
                }
            }

            // Return the length of the invalid excess
            // if we're just parsing
            // Otherwise, throw an error or return tokens
            if (parseOnly) {
                return soFar.length;
            }

            return soFar ?
                find.error(selector) :

                // Cache the tokens
                tokenCache(selector, groups).slice(0);
        }

        function toSelector(tokens) {
            var i = 0,
                len = tokens.length,
                selector = "";
            for (; i < len; i++) {
                selector += tokens[i].value;
            }
            return selector;
        }

        function addCombinator(matcher, combinator, base) {
            var dir = combinator.dir,
                skip = combinator.next,
                key = skip || dir,
                checkNonElements = base && key === "parentNode",
                doneName = done++;

            return combinator.first ?

                // Check against closest ancestor/preceding element
                function (elem, context, xml) {
                    while ((elem = elem[dir])) {
                        if (elem.nodeType === 1 || checkNonElements) {
                            return matcher(elem, context, xml);
                        }
                    }
                    return false;
                } :

                // Check against all ancestor/preceding elements
                function (elem, context, xml) {
                    var oldCache, outerCache,
                        newCache = [dirruns, doneName];

                    // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
                    if (xml) {
                        while ((elem = elem[dir])) {
                            if (elem.nodeType === 1 || checkNonElements) {
                                if (matcher(elem, context, xml)) {
                                    return true;
                                }
                            }
                        }
                    } else {
                        while ((elem = elem[dir])) {
                            if (elem.nodeType === 1 || checkNonElements) {
                                outerCache = elem[expando] || (elem[expando] = {});

                                if (skip && nodeName(elem, skip)) {
                                    elem = elem[dir] || elem;
                                } else if ((oldCache = outerCache[key]) &&
                                    oldCache[0] === dirruns && oldCache[1] === doneName) {

                                    // Assign to newCache so results back-propagate to previous elements
                                    return (newCache[2] = oldCache[2]);
                                } else {

                                    // Reuse newcache so results back-propagate to previous elements
                                    outerCache[key] = newCache;

                                    // A match means we're done; a fail means we have to keep checking
                                    if ((newCache[2] = matcher(elem, context, xml))) {
                                        return true;
                                    }
                                }
                            }
                        }
                    }
                    return false;
                };
        }

        function elementMatcher(matchers) {
            return matchers.length > 1 ?
                function (elem, context, xml) {
                    var i = matchers.length;
                    while (i--) {
                        if (!matchers[i](elem, context, xml)) {
                            return false;
                        }
                    }
                    return true;
                } :
                matchers[0];
        }

        function multipleContexts(selector, contexts, results) {
            var i = 0,
                len = contexts.length;
            for (; i < len; i++) {
                find(selector, contexts[i], results);
            }
            return results;
        }

        function condense(unmatched, map, filter, context, xml) {
            var elem,
                newUnmatched = [],
                i = 0,
                len = unmatched.length,
                mapped = map != null;

            for (; i < len; i++) {
                if ((elem = unmatched[i])) {
                    if (!filter || filter(elem, context, xml)) {
                        newUnmatched.push(elem);
                        if (mapped) {
                            map.push(i);
                        }
                    }
                }
            }

            return newUnmatched;
        }

        function setMatcher(preFilter, selector, matcher, postFilter, postFinder, postSelector) {
            if (postFilter && !postFilter[expando]) {
                postFilter = setMatcher(postFilter);
            }
            if (postFinder && !postFinder[expando]) {
                postFinder = setMatcher(postFinder, postSelector);
            }
            return markFunction(function (seed, results, context, xml) {
                var temp, i, elem, matcherOut,
                    preMap = [],
                    postMap = [],
                    preexisting = results.length,

                    // Get initial elements from seed or context
                    elems = seed ||
                        multipleContexts(selector || "*",
                            context.nodeType ? [context] : context, []),

                    // Prefilter to get matcher input, preserving a map for seed-results synchronization
                    matcherIn = preFilter && (seed || !selector) ?
                        condense(elems, preMap, preFilter, context, xml) :
                        elems;

                if (matcher) {

                    // If we have a postFinder, or filtered seed, or non-seed postFilter
                    // or preexisting results,
                    matcherOut = postFinder || (seed ? preFilter : preexisting || postFilter) ?

                        // ...intermediate processing is necessary
                        [] :

                        // ...otherwise use results directly
                        results;

                    // Find primary matches
                    matcher(matcherIn, matcherOut, context, xml);
                } else {
                    matcherOut = matcherIn;
                }

                // Apply postFilter
                if (postFilter) {
                    temp = condense(matcherOut, postMap);
                    postFilter(temp, [], context, xml);

                    // Un-match failing elements by moving them back to matcherIn
                    i = temp.length;
                    while (i--) {
                        if ((elem = temp[i])) {
                            matcherOut[postMap[i]] = !(matcherIn[postMap[i]] = elem);
                        }
                    }
                }

                if (seed) {
                    if (postFinder || preFilter) {
                        if (postFinder) {

                            // Get the final matcherOut by condensing this intermediate into postFinder contexts
                            temp = [];
                            i = matcherOut.length;
                            while (i--) {
                                if ((elem = matcherOut[i])) {

                                    // Restore matcherIn since elem is not yet a final match
                                    temp.push((matcherIn[i] = elem));
                                }
                            }
                            postFinder(null, (matcherOut = []), temp, xml);
                        }

                        // Move matched elements from seed to results to keep them synchronized
                        i = matcherOut.length;
                        while (i--) {
                            if ((elem = matcherOut[i]) &&
                                (temp = postFinder ? indexOf.call(seed, elem) : preMap[i]) > -1) {

                                seed[temp] = !(results[temp] = elem);
                            }
                        }
                    }

                    // Add elements to results, through postFinder if defined
                } else {
                    matcherOut = condense(
                        matcherOut === results ?
                            matcherOut.splice(preexisting, matcherOut.length) :
                            matcherOut
                    );
                    if (postFinder) {
                        postFinder(null, results, matcherOut, xml);
                    } else {
                        push.apply(results, matcherOut);
                    }
                }
            });
        }

        function matcherFromTokens(tokens) {
            var checkContext, matcher, j,
                len = tokens.length,
                leadingRelative = Expr.relative[tokens[0].type],
                implicitRelative = leadingRelative || Expr.relative[" "],
                i = leadingRelative ? 1 : 0,

                // The foundational matcher ensures that elements are reachable from top-level context(s)
                matchContext = addCombinator(function (elem) {
                    return elem === checkContext;
                }, implicitRelative, true),
                matchAnyContext = addCombinator(function (elem) {
                    return indexOf.call(checkContext, elem) > -1;
                }, implicitRelative, true),
                matchers = [function (elem, context, xml) {

                    // Support: IE 11+, Edge 17 - 18+
                    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                    // two documents; shallow comparisons work.
                    // eslint-disable-next-line eqeqeq
                    var ret = (!leadingRelative && (xml || context != outermostContext)) || (
                        (checkContext = context).nodeType ?
                            matchContext(elem, context, xml) :
                            matchAnyContext(elem, context, xml));

                    // Avoid hanging onto element
                    // (see https://github.com/jquery/sizzle/issues/299)
                    checkContext = null;
                    return ret;
                }];

            for (; i < len; i++) {
                if ((matcher = Expr.relative[tokens[i].type])) {
                    matchers = [addCombinator(elementMatcher(matchers), matcher)];
                } else {
                    matcher = Expr.filter[tokens[i].type].apply(null, tokens[i].matches);

                    // Return special upon seeing a positional matcher
                    if (matcher[expando]) {

                        // Find the next relative operator (if any) for proper handling
                        j = ++i;
                        for (; j < len; j++) {
                            if (Expr.relative[tokens[j].type]) {
                                break;
                            }
                        }
                        return setMatcher(
                            i > 1 && elementMatcher(matchers),
                            i > 1 && toSelector(

                                // If the preceding token was a descendant combinator, insert an implicit any-element `*`
                                tokens.slice(0, i - 1)
                                    .concat({ value: tokens[i - 2].type === " " ? "*" : "" })
                            ).replace(rtrimCSS, "$1"),
                            matcher,
                            i < j && matcherFromTokens(tokens.slice(i, j)),
                            j < len && matcherFromTokens((tokens = tokens.slice(j))),
                            j < len && toSelector(tokens)
                        );
                    }
                    matchers.push(matcher);
                }
            }

            return elementMatcher(matchers);
        }

        function matcherFromGroupMatchers(elementMatchers, setMatchers) {
            var bySet = setMatchers.length > 0,
                byElement = elementMatchers.length > 0,
                superMatcher = function (seed, context, xml, results, outermost) {
                    var elem, j, matcher,
                        matchedCount = 0,
                        i = "0",
                        unmatched = seed && [],
                        setMatched = [],
                        contextBackup = outermostContext,

                        // We must always have either seed elements or outermost context
                        elems = seed || byElement && Expr.find.TAG("*", outermost),

                        // Use integer dirruns iff this is the outermost matcher
                        dirrunsUnique = (dirruns += contextBackup == null ? 1 : (crypto.getRandomValues(new Uint32Array(1))[0] / 2 ** 32) || 0.1),
                        len = elems.length;

                    if (outermost) {

                        // Support: IE 11+, Edge 17 - 18+
                        // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                        // two documents; shallow comparisons work.
                        // eslint-disable-next-line eqeqeq
                        outermostContext = context == document || context || outermost;
                    }

                    // Add elements passing elementMatchers directly to results
                    // Support: iOS <=7 - 9 only
                    // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching
                    // elements by id. (see trac-14142)
                    for (; i !== len && (elem = elems[i]) != null; i++) {
                        if (byElement && elem) {
                            j = 0;

                            // Support: IE 11+, Edge 17 - 18+
                            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                            // two documents; shallow comparisons work.
                            // eslint-disable-next-line eqeqeq
                            if (!context && elem.ownerDocument != document) {
                                setDocument(elem);
                                xml = !documentIsHTML;
                            }
                            while ((matcher = elementMatchers[j++])) {
                                if (matcher(elem, context || document, xml)) {
                                    push.call(results, elem);
                                    break;
                                }
                            }
                            if (outermost) {
                                dirruns = dirrunsUnique;
                            }
                        }

                        // Track unmatched elements for set filters
                        if (bySet) {

                            // They will have gone through all possible matchers
                            if ((elem = !matcher && elem)) {
                                matchedCount--;
                            }

                            // Lengthen the array for every element, matched or not
                            if (seed) {
                                unmatched.push(elem);
                            }
                        }
                    }

                    // `i` is now the count of elements visited above, and adding it to `matchedCount`
                    // makes the latter nonnegative.
                    matchedCount += i;

                    // Apply set filters to unmatched elements
                    // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
                    // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
                    // no element matchers and no seed.
                    // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
                    // case, which will result in a "00" `matchedCount` that differs from `i` but is also
                    // numerically zero.
                    if (bySet && i !== matchedCount) {
                        j = 0;
                        while ((matcher = setMatchers[j++])) {
                            matcher(unmatched, setMatched, context, xml);
                        }

                        if (seed) {

                            // Reintegrate element matches to eliminate the need for sorting
                            if (matchedCount > 0) {
                                while (i--) {
                                    if (!(unmatched[i] || setMatched[i])) {
                                        setMatched[i] = pop.call(results);
                                    }
                                }
                            }

                            // Discard index placeholder values to get only actual matches
                            setMatched = condense(setMatched);
                        }

                        // Add matches to results
                        push.apply(results, setMatched);

                        // Seedless set matches succeeding multiple successful matchers stipulate sorting
                        if (outermost && !seed && setMatched.length > 0 &&
                            (matchedCount + setMatchers.length) > 1) {

                            jQuery.uniqueSort(results);
                        }
                    }

                    // Override manipulation of globals by nested matchers
                    if (outermost) {
                        dirruns = dirrunsUnique;
                        outermostContext = contextBackup;
                    }

                    return unmatched;
                };

            return bySet ?
                markFunction(superMatcher) :
                superMatcher;
        }

        function compile(selector, match /* Internal Use Only */) {
            var i,
                setMatchers = [],
                elementMatchers = [],
                cached = compilerCache[selector + " "];

            if (!cached) {

                // Generate a function of recursive functions that can be used to check each element
                if (!match) {
                    match = tokenize(selector);
                }
                i = match.length;
                while (i--) {
                    cached = matcherFromTokens(match[i]);
                    if (cached[expando]) {
                        setMatchers.push(cached);
                    } else {
                        elementMatchers.push(cached);
                    }
                }

                // Cache the compiled function
                cached = compilerCache(selector,
                    matcherFromGroupMatchers(elementMatchers, setMatchers));

                // Save selector and tokenization
                cached.selector = selector;
            }
            return cached;
        }

        /**
         * A low-level selection function that works with jQuery's compiled
         *  selector functions
         * @param {String|Function} selector A selector or a pre-compiled
         *  selector function built with jQuery selector compile
         * @param {Element} context
         * @param {Array} [results]
         * @param {Array} [seed] A set of elements to match against
         */
        function select(selector, context, results, seed) {
            var i, tokens, token, type, find,
                compiled = typeof selector === "function" && selector,
                match = !seed && tokenize((selector = compiled.selector || selector));

            results = results || [];

            // Try to minimize operations if there is only one selector in the list and no seed
            // (the latter of which guarantees us context)
            if (match.length === 1) {

                // Reduce context if the leading compound selector is an ID
                tokens = match[0] = match[0].slice(0);
                if (tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                    context.nodeType === 9 && documentIsHTML && Expr.relative[tokens[1].type]) {

                    context = (Expr.find.ID(
                        token.matches[0].replace(runescape, funescape),
                        context
                    ) || [])[0];
                    if (!context) {
                        return results;

                        // Precompiled matchers will still verify ancestry, so step up a level
                    } else if (compiled) {
                        context = context.parentNode;
                    }

                    selector = selector.slice(tokens.shift().value.length);
                }

                // Fetch a seed set for right-to-left matching
                i = matchExpr.needsContext.test(selector) ? 0 : tokens.length;
                while (i--) {
                    token = tokens[i];

                    // Abort if we hit a combinator
                    if (Expr.relative[(type = token.type)]) {
                        break;
                    }
                    if ((find = Expr.find[type])) {

                        // Search, expanding context for leading sibling combinators
                        if ((seed = find(
                            token.matches[0].replace(runescape, funescape),
                            rsibling.test(tokens[0].type) &&
                            testContext(context.parentNode) || context
                        ))) {

                            // If seed is empty or no tokens remain, we can return early
                            tokens.splice(i, 1);
                            selector = seed.length && toSelector(tokens);
                            if (!selector) {
                                push.apply(results, seed);
                                return results;
                            }

                            break;
                        }
                    }
                }
            }

            // Compile and execute a filtering function if one is not provided
            // Provide `match` to avoid retokenization if we modified the selector above
            (compiled || compile(selector, match))(
                seed,
                context,
                !documentIsHTML,
                results,
                !context || rsibling.test(selector) && testContext(context.parentNode) || context
            );
            return results;
        }

        // One-time assignments

        // Support: Android <=4.0 - 4.1+
        // Sort stability
        support.sortStable = expando.split("").sort(sortOrder).join("") === expando;

        // Initialize against the default document
        setDocument();

        // Support: Android <=4.0 - 4.1+
        // Detached nodes confoundingly follow *each other*
        support.sortDetached = assert(function (el) {

            // Should return 1, but returns 4 (following)
            return el.compareDocumentPosition(document.createElement("fieldset")) & 1;
        });

        jQuery.find = find;

        // Deprecated
        jQuery.expr[":"] = jQuery.expr.pseudos;
        jQuery.unique = jQuery.uniqueSort;

        // These have always been private, but they used to be documented as part of
        // Sizzle so let's maintain them for now for backwards compatibility purposes.
        find.compile = compile;
        find.select = select;
        find.setDocument = setDocument;
        find.tokenize = tokenize;

        find.escape = jQuery.escapeSelector;
        find.getText = jQuery.text;
        find.isXML = jQuery.isXMLDoc;
        find.selectors = jQuery.expr;
        find.support = jQuery.support;
        find.uniqueSort = jQuery.uniqueSort;

        /* eslint-enable */

    })();


    var dir = function (elem, dir, until) {
        var matched = [],
            truncate = until !== undefined;

        while ((elem = elem[dir]) && elem.nodeType !== 9) {
            if (elem.nodeType === 1) {
                if (truncate && jQuery(elem).is(until)) {
                    break;
                }
                matched.push(elem);
            }
        }
        return matched;
    };


    var siblings = function (n, elem) {
        var matched = [];

        for (; n; n = n.nextSibling) {
            if (n.nodeType === 1 && n !== elem) {
                matched.push(n);
            }
        }

        return matched;
    };


    var rneedsContext = jQuery.expr.match.needsContext;

    var rsingleTag = (/^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i);



    // Implement the identical functionality for filter and not
    function winnow(elements, qualifier, not) {
        if (isFunction(qualifier)) {
            return jQuery.grep(elements, function (elem, i) {
                return !!qualifier.call(elem, i, elem) !== not;
            });
        }

        // Single element
        if (qualifier.nodeType) {
            return jQuery.grep(elements, function (elem) {
                return (elem === qualifier) !== not;
            });
        }

        // Arraylike of elements (jQuery, arguments, Array)
        if (typeof qualifier !== "string") {
            return jQuery.grep(elements, function (elem) {
                return (indexOf.call(qualifier, elem) > -1) !== not;
            });
        }

        // Filtered directly for both simple and complex selectors
        return jQuery.filter(qualifier, elements, not);
    }

    jQuery.filter = function (expr, elems, not) {
        var elem = elems[0];

        if (not) {
            expr = ":not(" + expr + ")";
        }

        if (elems.length === 1 && elem.nodeType === 1) {
            return jQuery.find.matchesSelector(elem, expr) ? [elem] : [];
        }

        return jQuery.find.matches(expr, jQuery.grep(elems, function (elem) {
            return elem.nodeType === 1;
        }));
    };

    jQuery.fn.extend({
        find: function (selector) {
            var i, ret,
                len = this.length,
                self = this;

            if (typeof selector !== "string") {
                return this.pushStack(jQuery(selector).filter(function () {
                    for (i = 0; i < len; i++) {
                        if (jQuery.contains(self[i], this)) {
                            return true;
                        }
                    }
                }));
            }

            ret = this.pushStack([]);

            for (i = 0; i < len; i++) {
                jQuery.find(selector, self[i], ret);
            }

            return len > 1 ? jQuery.uniqueSort(ret) : ret;
        },
        filter: function (selector) {
            return this.pushStack(winnow(this, selector || [], false));
        },
        not: function (selector) {
            return this.pushStack(winnow(this, selector || [], true));
        },
        is: function (selector) {
            return !!winnow(
                this,

                // If this is a positional/relative selector, check membership in the returned set
                // so $("p:first").is("p:last") won't return true for a doc with two "p".
                typeof selector === "string" && rneedsContext.test(selector) ?
                    jQuery(selector) :
                    selector || [],
                false
            ).length;
        }
    });


    // Initialize a jQuery object


    // A central reference to the root jQuery(document)
    var rootjQuery,

        // A simple way to check for HTML strings
        // Prioritize #id over <tag> to avoid XSS via location.hash (trac-9521)
        // Strict HTML recognition (trac-11290: must start with <)
        // Shortcut simple #id case for speed
        rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,

        init = jQuery.fn.init = function (selector, context, root) {
            var match, elem;

            // HANDLE: $(""), $(null), $(undefined), $(false)
            if (!selector) {
                return this;
            }

            // Method init() accepts an alternate rootjQuery
            // so migrate can support jQuery.sub (gh-2101)
            root = root || rootjQuery;

            // Handle HTML strings
            if (typeof selector === "string") {
                if (selector[0] === "<" &&
                    selector[selector.length - 1] === ">" &&
                    selector.length >= 3) {

                    // Assume that strings that start and end with <> are HTML and skip the regex check
                    match = [null, selector, null];

                } else {
                    match = rquickExpr.exec(selector);
                }

                // Match html or make sure no context is specified for #id
                if (match && (match[1] || !context)) {

                    // HANDLE: $(html) -> $(array)
                    if (match[1]) {
                        context = context instanceof jQuery ? context[0] : context;

                        // Option to run scripts is true for back-compat
                        // Intentionally let the error be thrown if parseHTML is not present
                        jQuery.merge(this, jQuery.parseHTML(
                            match[1],
                            context && context.nodeType ? context.ownerDocument || context : document,
                            true
                        ));

                        // HANDLE: $(html, props)
                        if (rsingleTag.test(match[1]) && jQuery.isPlainObject(context)) {
                            for (match in context) {

                                // Properties of context are called as methods if possible
                                if (isFunction(this[match])) {
                                    this[match](context[match]);

                                    // ...and otherwise set as attributes
                                } else {
                                    this.attr(match, context[match]);
                                }
                            }
                        }

                        return this;

                        // HANDLE: $(#id)
                    } else {
                        elem = document.getElementById(match[2]);

                        if (elem) {

                            // Inject the element directly into the jQuery object
                            this[0] = elem;
                            this.length = 1;
                        }
                        return this;
                    }

                    // HANDLE: $(expr, $(...))
                } else if (!context || context.jquery) {
                    return (context || root).find(selector);

                    // HANDLE: $(expr, context)
                    // (which is just equivalent to: $(context).find(expr)
                } else {
                    return this.constructor(context).find(selector);
                }

                // HANDLE: $(DOMElement)
            } else if (selector.nodeType) {
                this[0] = selector;
                this.length = 1;
                return this;

                // HANDLE: $(function)
                // Shortcut for document ready
            } else if (isFunction(selector)) {
                return root.ready !== undefined ?
                    root.ready(selector) :

                    // Execute immediately if ready is not present
                    selector(jQuery);
            }

            return jQuery.makeArray(selector, this);
        };

    // Give the init function the jQuery prototype for later instantiation
    init.prototype = jQuery.fn;

    // Initialize central reference
    rootjQuery = jQuery(document);


    var rparentsprev = /^(?:parents|prev(?:Until|All))/,

        // Methods guaranteed to produce a unique set when starting from a unique set
        guaranteedUnique = {
            children: true,
            contents: true,
            next: true,
            prev: true
        };

    jQuery.fn.extend({
        has: function (target) {
            var targets = jQuery(target, this),
                l = targets.length;

            return this.filter(function () {
                var i = 0;
                for (; i < l; i++) {
                    if (jQuery.contains(this, targets[i])) {
                        return true;
                    }
                }
            });
        },

        closest: function (selectors, context) {
            var cur,
                i = 0,
                l = this.length,
                matched = [],
                targets = typeof selectors !== "string" && jQuery(selectors);

            // Positional selectors never match, since there's no _selection_ context
            if (!rneedsContext.test(selectors)) {
                for (; i < l; i++) {
                    for (cur = this[i]; cur && cur !== context; cur = cur.parentNode) {

                        // Always skip document fragments
                        if (cur.nodeType < 11 && (targets ?
                            targets.index(cur) > -1 :

                            // Don't pass non-elements to jQuery#find
                            cur.nodeType === 1 &&
                            jQuery.find.matchesSelector(cur, selectors))) {

                            matched.push(cur);
                            break;
                        }
                    }
                }
            }

            return this.pushStack(matched.length > 1 ? jQuery.uniqueSort(matched) : matched);
        },

        // Determine the position of an element within the set
        index: function (elem) {

            // No argument, return index in parent
            if (!elem) {
                return (this[0] && this[0].parentNode) ? this.first().prevAll().length : -1;
            }

            // Index in selector
            if (typeof elem === "string") {
                return indexOf.call(jQuery(elem), this[0]);
            }

            // Locate the position of the desired element
            return indexOf.call(this,

                // If it receives a jQuery object, the first element is used
                elem.jquery ? elem[0] : elem
            );
        },

        add: function (selector, context) {
            return this.pushStack(
                jQuery.uniqueSort(
                    jQuery.merge(this.get(), jQuery(selector, context))
                )
            );
        },

        addBack: function (selector) {
            return this.add(selector == null ?
                this.prevObject : this.prevObject.filter(selector)
            );
        }
    });

    function sibling(cur, dir) {
        while ((cur = cur[dir]) && cur.nodeType !== 1) { }
        return cur;
    }

    jQuery.each({
        parent: function (elem) {
            var parent = elem.parentNode;
            return parent && parent.nodeType !== 11 ? parent : null;
        },
        parents: function (elem) {
            return dir(elem, "parentNode");
        },
        parentsUntil: function (elem, _i, until) {
            return dir(elem, "parentNode", until);
        },
        next: function (elem) {
            return sibling(elem, "nextSibling");
        },
        prev: function (elem) {
            return sibling(elem, "previousSibling");
        },
        nextAll: function (elem) {
            return dir(elem, "nextSibling");
        },
        prevAll: function (elem) {
            return dir(elem, "previousSibling");
        },
        nextUntil: function (elem, _i, until) {
            return dir(elem, "nextSibling", until);
        },
        prevUntil: function (elem, _i, until) {
            return dir(elem, "previousSibling", until);
        },
        siblings: function (elem) {
            return siblings((elem.parentNode || {}).firstChild, elem);
        },
        children: function (elem) {
            return siblings(elem.firstChild);
        },
        contents: function (elem) {
            if (elem.contentDocument != null &&

                // Support: IE 11+
                // <object> elements with no `data` attribute has an object
                // `contentDocument` with a `null` prototype.
                getProto(elem.contentDocument)) {

                return elem.contentDocument;
            }

            // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
            // Treat the template element as a regular one in browsers that
            // don't support it.
            if (nodeName(elem, "template")) {
                elem = elem.content || elem;
            }

            return jQuery.merge([], elem.childNodes);
        }
    }, function (name, fn) {
        jQuery.fn[name] = function (until, selector) {
            var matched = jQuery.map(this, fn, until);

            if (name.slice(-5) !== "Until") {
                selector = until;
            }

            if (selector && typeof selector === "string") {
                matched = jQuery.filter(selector, matched);
            }

            if (this.length > 1) {

                // Remove duplicates
                if (!guaranteedUnique[name]) {
                    jQuery.uniqueSort(matched);
                }

                // Reverse order for parents* and prev-derivatives
                if (rparentsprev.test(name)) {
                    matched.reverse();
                }
            }

            return this.pushStack(matched);
        };
    });
    var rnothtmlwhite = (/[^\x20\t\r\n\f]+/g);



    // Convert String-formatted options into Object-formatted ones
    function createOptions(options) {
        var object = {};
        jQuery.each(options.match(rnothtmlwhite) || [], function (_, flag) {
            object[flag] = true;
        });
        return object;
    }

    /*
     * Create a callback list using the following parameters:
     *
     *	options: an optional list of space-separated options that will change how
     *			the callback list behaves or a more traditional option object
     *
     * By default a callback list will act like an event callback list and can be
     * "fired" multiple times.
     *
     * Possible options:
     *
     *	once:			will ensure the callback list can only be fired once (like a Deferred)
     *
     *	memory:			will keep track of previous values and will call any callback added
     *					after the list has been fired right away with the latest "memorized"
     *					values (like a Deferred)
     *
     *	unique:			will ensure a callback can only be added once (no duplicate in the list)
     *
     *	stopOnFalse:	interrupt callings when a callback returns false
     *
     */
    jQuery.Callbacks = function (options) {

        // Convert options from String-formatted to Object-formatted if needed
        // (we check in cache first)
        options = typeof options === "string" ?
            createOptions(options) :
            jQuery.extend({}, options);

        var // Flag to know if list is currently firing
            firing,

            // Last fire value for non-forgettable lists
            memory,

            // Flag to know if list was already fired
            fired,

            // Flag to prevent firing
            locked,

            // Actual callback list
            list = [],

            // Queue of execution data for repeatable lists
            queue = [],

            // Index of currently firing callback (modified by add/remove as needed)
            firingIndex = -1,

            // Fire callbacks
            fire = function () {

                // Enforce single-firing
                locked = locked || options.once;

                // Execute callbacks for all pending executions,
                // respecting firingIndex overrides and runtime changes
                fired = firing = true;
                for (; queue.length; firingIndex = -1) {
                    memory = queue.shift();
                    while (++firingIndex < list.length) {

                        // Run callback and check for early termination
                        if (list[firingIndex].apply(memory[0], memory[1]) === false &&
                            options.stopOnFalse) {

                            // Jump to end and forget the data so .add doesn't re-fire
                            firingIndex = list.length;
                            memory = false;
                        }
                    }
                }

                // Forget the data if we're done with it
                if (!options.memory) {
                    memory = false;
                }

                firing = false;

                // Clean up if we're done firing for good
                if (locked) {

                    // Keep an empty list if we have data for future add calls
                    if (memory) {
                        list = [];

                        // Otherwise, this object is spent
                    } else {
                        list = "";
                    }
                }
            },

            // Actual Callbacks object
            self = {

                // Add a callback or a collection of callbacks to the list
                add: function () {
                    if (list) {

                        // If we have memory from a past run, we should fire after adding
                        if (memory && !firing) {
                            firingIndex = list.length - 1;
                            queue.push(memory);
                        }

                        (function add(args) {
                            jQuery.each(args, function (_, arg) {
                                if (isFunction(arg)) {
                                    if (!options.unique || !self.has(arg)) {
                                        list.push(arg);
                                    }
                                } else if (arg && arg.length && toType(arg) !== "string") {

                                    // Inspect recursively
                                    add(arg);
                                }
                            });
                        })(arguments);

                        if (memory && !firing) {
                            fire();
                        }
                    }
                    return this;
                },

                // Remove a callback from the list
                remove: function () {
                    jQuery.each(arguments, function (_, arg) {
                        var index;
                        while ((index = jQuery.inArray(arg, list, index)) > -1) {
                            list.splice(index, 1);

                            // Handle firing indexes
                            if (index <= firingIndex) {
                                firingIndex--;
                            }
                        }
                    });
                    return this;
                },

                // Check if a given callback is in the list.
                // If no argument is given, return whether or not list has callbacks attached.
                has: function (fn) {
                    return fn ?
                        jQuery.inArray(fn, list) > -1 :
                        list.length > 0;
                },

                // Remove all callbacks from the list
                empty: function () {
                    if (list) {
                        list = [];
                    }
                    return this;
                },

                // Disable .fire and .add
                // Abort any current/pending executions
                // Clear all callbacks and values
                disable: function () {
                    locked = queue = [];
                    list = memory = "";
                    return this;
                },
                disabled: function () {
                    return !list;
                },

                // Disable .fire
                // Also disable .add unless we have memory (since it would have no effect)
                // Abort any pending executions
                lock: function () {
                    locked = queue = [];
                    if (!memory && !firing) {
                        list = memory = "";
                    }
                    return this;
                },
                locked: function () {
                    return !!locked;
                },

                // Call all callbacks with the given context and arguments
                fireWith: function (context, args) {
                    if (!locked) {
                        args = args || [];
                        args = [context, args.slice ? args.slice() : args];
                        queue.push(args);
                        if (!firing) {
                            fire();
                        }
                    }
                    return this;
                },

                // Call all the callbacks with the given arguments
                fire: function () {
                    self.fireWith(this, arguments);
                    return this;
                },

                // To know if the callbacks have already been called at least once
                fired: function () {
                    return !!fired;
                }
            };

        return self;
    };


    function Identity(v) {
        return v;
    }
    function Thrower(ex) {
        throw ex;
    }

    function adoptValue(value, resolve, reject, noValue) {
        var method;

        try {

            // Check for promise aspect first to privilege synchronous behavior
            if (value && isFunction((method = value.promise))) {
                method.call(value).done(resolve).fail(reject);

                // Other thenables
            } else if (value && isFunction((method = value.then))) {
                method.call(value, resolve, reject);

                // Other non-thenables
            } else {

                // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
                // * false: [ value ].slice( 0 ) => resolve( value )
                // * true: [ value ].slice( 1 ) => resolve()
                resolve.apply(undefined, [value].slice(noValue));
            }

            // For Promises/A+, convert exceptions into rejections
            // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
            // Deferred#then to conditionally suppress rejection.
        } catch (value) {

            // Support: Android 4.0 only
            // Strict mode functions invoked without .call/.apply get global-object context
            reject.apply(undefined, [value]);
        }
    }

    jQuery.extend({

        Deferred: function (func) {
            var tuples = [

                // action, add listener, callbacks,
                // ... .then handlers, argument index, [final state]
                ["notify", "progress", jQuery.Callbacks("memory"),
                    jQuery.Callbacks("memory"), 2],
                ["resolve", "done", jQuery.Callbacks("once memory"),
                    jQuery.Callbacks("once memory"), 0, "resolved"],
                ["reject", "fail", jQuery.Callbacks("once memory"),
                    jQuery.Callbacks("once memory"), 1, "rejected"]
            ],
                state = "pending",
                promise = {
                    state: function () {
                        return state;
                    },
                    always: function () {
                        deferred.done(arguments).fail(arguments);
                        return this;
                    },
                    "catch": function (fn) {
                        return promise.then(null, fn);
                    },

                    // Keep pipe for back-compat
                    pipe: function ( /* fnDone, fnFail, fnProgress */) {
                        var fns = arguments;

                        return jQuery.Deferred(function (newDefer) {
                            jQuery.each(tuples, function (_i, tuple) {

                                // Map tuples (progress, done, fail) to arguments (done, fail, progress)
                                var fn = isFunction(fns[tuple[4]]) && fns[tuple[4]];

                                // deferred.progress(function() { bind to newDefer or newDefer.notify })
                                // deferred.done(function() { bind to newDefer or newDefer.resolve })
                                // deferred.fail(function() { bind to newDefer or newDefer.reject })
                                deferred[tuple[1]](function () {
                                    var returned = fn && fn.apply(this, arguments);
                                    if (returned && isFunction(returned.promise)) {
                                        returned.promise()
                                            .progress(newDefer.notify)
                                            .done(newDefer.resolve)
                                            .fail(newDefer.reject);
                                    } else {
                                        newDefer[tuple[0] + "With"](
                                            this,
                                            fn ? [returned] : arguments
                                        );
                                    }
                                });
                            });
                            fns = null;
                        }).promise();
                    },
                    then: function (onFulfilled, onRejected, onProgress) {
                        var maxDepth = 0;
                        function resolve(depth, deferred, handler, special) {
                            return function () {
                                var that = this,
                                    args = arguments,
                                    mightThrow = function () {
                                        var returned, then;

                                        // Support: Promises/A+ section 2.3.3.3.3
                                        // https://promisesaplus.com/#point-59
                                        // Ignore double-resolution attempts
                                        if (depth < maxDepth) {
                                            return;
                                        }

                                        returned = handler.apply(that, args);

                                        // Support: Promises/A+ section 2.3.1
                                        // https://promisesaplus.com/#point-48
                                        if (returned === deferred.promise()) {
                                            throw new TypeError("Thenable self-resolution");
                                        }

                                        // Support: Promises/A+ sections 2.3.3.1, 3.5
                                        // https://promisesaplus.com/#point-54
                                        // https://promisesaplus.com/#point-75
                                        // Retrieve `then` only once
                                        then = returned &&

                                            // Support: Promises/A+ section 2.3.4
                                            // https://promisesaplus.com/#point-64
                                            // Only check objects and functions for thenability
                                            (typeof returned === "object" ||
                                                typeof returned === "function") &&
                                            returned.then;

                                        // Handle a returned thenable
                                        if (isFunction(then)) {

                                            // Special processors (notify) just wait for resolution
                                            if (special) {
                                                then.call(
                                                    returned,
                                                    resolve(maxDepth, deferred, Identity, special),
                                                    resolve(maxDepth, deferred, Thrower, special)
                                                );

                                                // Normal processors (resolve) also hook into progress
                                            } else {

                                                // ...and disregard older resolution values
                                                maxDepth++;

                                                then.call(
                                                    returned,
                                                    resolve(maxDepth, deferred, Identity, special),
                                                    resolve(maxDepth, deferred, Thrower, special),
                                                    resolve(maxDepth, deferred, Identity,
                                                        deferred.notifyWith)
                                                );
                                            }

                                            // Handle all other returned values
                                        } else {

                                            // Only substitute handlers pass on context
                                            // and multiple values (non-spec behavior)
                                            if (handler !== Identity) {
                                                that = undefined;
                                                args = [returned];
                                            }

                                            // Process the value(s)
                                            // Default process is resolve
                                            (special || deferred.resolveWith)(that, args);
                                        }
                                    },

                                    // Only normal processors (resolve) catch and reject exceptions
                                    process = special ?
                                        mightThrow :
                                        function () {
                                            try {
                                                mightThrow();
                                            } catch (e) {

                                                if (jQuery.Deferred.exceptionHook) {
                                                    jQuery.Deferred.exceptionHook(e,
                                                        process.error);
                                                }

                                                // Support: Promises/A+ section 2.3.3.3.4.1
                                                // https://promisesaplus.com/#point-61
                                                // Ignore post-resolution exceptions
                                                if (depth + 1 >= maxDepth) {

                                                    // Only substitute handlers pass on context
                                                    // and multiple values (non-spec behavior)
                                                    if (handler !== Thrower) {
                                                        that = undefined;
                                                        args = [e];
                                                    }

                                                    deferred.rejectWith(that, args);
                                                }
                                            }
                                        };

                                // Support: Promises/A+ section 2.3.3.3.1
                                // https://promisesaplus.com/#point-57
                                // Re-resolve promises immediately to dodge false rejection from
                                // subsequent errors
                                if (depth) {
                                    process();
                                } else {

                                    // Call an optional hook to record the error, in case of exception
                                    // since it's otherwise lost when execution goes async
                                    if (jQuery.Deferred.getErrorHook) {
                                        process.error = jQuery.Deferred.getErrorHook();

                                        // The deprecated alias of the above. While the name suggests
                                        // returning the stack, not an error instance, jQuery just passes
                                        // it directly to `console.warn` so both will work; an instance
                                        // just better cooperates with source maps.
                                    } else if (jQuery.Deferred.getStackHook) {
                                        process.error = jQuery.Deferred.getStackHook();
                                    }
                                    window.setTimeout(process);
                                }
                            };
                        }

                        return jQuery.Deferred(function (newDefer) {

                            // progress_handlers.add( ... )
                            tuples[0][3].add(
                                resolve(
                                    0,
                                    newDefer,
                                    isFunction(onProgress) ?
                                        onProgress :
                                        Identity,
                                    newDefer.notifyWith
                                )
                            );

                            // fulfilled_handlers.add( ... )
                            tuples[1][3].add(
                                resolve(
                                    0,
                                    newDefer,
                                    isFunction(onFulfilled) ?
                                        onFulfilled :
                                        Identity
                                )
                            );

                            // rejected_handlers.add( ... )
                            tuples[2][3].add(
                                resolve(
                                    0,
                                    newDefer,
                                    isFunction(onRejected) ?
                                        onRejected :
                                        Thrower
                                )
                            );
                        }).promise();
                    },

                    // Get a promise for this deferred
                    // If obj is provided, the promise aspect is added to the object
                    promise: function (obj) {
                        return obj != null ? jQuery.extend(obj, promise) : promise;
                    }
                },
                deferred = {};

            // Add list-specific methods
            jQuery.each(tuples, function (i, tuple) {
                var list = tuple[2],
                    stateString = tuple[5];

                // promise.progress = list.add
                // promise.done = list.add
                // promise.fail = list.add
                promise[tuple[1]] = list.add;

                // Handle state
                if (stateString) {
                    list.add(
                        function () {

                            // state = "resolved" (i.e., fulfilled)
                            // state = "rejected"
                            state = stateString;
                        },

                        // rejected_callbacks.disable
                        // fulfilled_callbacks.disable
                        tuples[3 - i][2].disable,

                        // rejected_handlers.disable
                        // fulfilled_handlers.disable
                        tuples[3 - i][3].disable,

                        // progress_callbacks.lock
                        tuples[0][2].lock,

                        // progress_handlers.lock
                        tuples[0][3].lock
                    );
                }

                // progress_handlers.fire
                // fulfilled_handlers.fire
                // rejected_handlers.fire
                list.add(tuple[3].fire);

                // deferred.notify = function() { deferred.notifyWith(...) }
                // deferred.resolve = function() { deferred.resolveWith(...) }
                // deferred.reject = function() { deferred.rejectWith(...) }
                deferred[tuple[0]] = function () {
                    deferred[tuple[0] + "With"](this === deferred ? undefined : this, arguments);
                    return this;
                };

                // deferred.notifyWith = list.fireWith
                // deferred.resolveWith = list.fireWith
                // deferred.rejectWith = list.fireWith
                deferred[tuple[0] + "With"] = list.fireWith;
            });

            // Make the deferred a promise
            promise.promise(deferred);

            // Call given func if any
            if (func) {
                func.call(deferred, deferred);
            }

            // All done!
            return deferred;
        },

        // Deferred helper
        when: function (singleValue) {
            var

                // count of uncompleted subordinates
                remaining = arguments.length,

                // count of unprocessed arguments
                i = remaining,

                // subordinate fulfillment data
                resolveContexts = Array(i),
                resolveValues = slice.call(arguments),

                // the primary Deferred
                primary = jQuery.Deferred(),

                // subordinate callback factory
                updateFunc = function (i) {
                    return function (value) {
                        resolveContexts[i] = this;
                        resolveValues[i] = arguments.length > 1 ? slice.call(arguments) : value;
                        if (!(--remaining)) {
                            primary.resolveWith(resolveContexts, resolveValues);
                        }
                    };
                };

            // Single- and empty arguments are adopted like Promise.resolve
            if (remaining <= 1) {
                adoptValue(singleValue, primary.done(updateFunc(i)).resolve, primary.reject,
                    !remaining);

                // Use .then() to unwrap secondary thenables (cf. gh-3000)
                if (primary.state() === "pending" ||
                    isFunction(resolveValues[i] && resolveValues[i].then)) {

                    return primary.then();
                }
            }

            // Multiple arguments are aggregated like Promise.all array elements
            while (i--) {
                adoptValue(resolveValues[i], updateFunc(i), primary.reject);
            }

            return primary.promise();
        }
    });


    // These usually indicate a programmer mistake during development,
    // warn about them ASAP rather than swallowing them by default.
    var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;

    // If `jQuery.Deferred.getErrorHook` is defined, `asyncError` is an error
    // captured before the async barrier to get the original error cause
    // which may otherwise be hidden.
    jQuery.Deferred.exceptionHook = function (error, asyncError) {

        // Support: IE 8 - 9 only
        // Console exists when dev tools are open, which can happen at any time
        if (window.console && window.console.warn && error && rerrorNames.test(error.name)) {
            window.console.warn("jQuery.Deferred exception: " + error.message,
                error.stack, asyncError);
        }
    };




    jQuery.readyException = function (error) {
        window.setTimeout(function () {
            throw error;
        });
    };




    // The deferred used on DOM ready
    var readyList = jQuery.Deferred();

    jQuery.fn.ready = function (fn) {

        readyList
            .then(fn)

            // Wrap jQuery.readyException in a function so that the lookup
            // happens at the time of error handling instead of callback
            // registration.
            .catch(function (error) {
                jQuery.readyException(error);
            });

        return this;
    };

    jQuery.extend({

        // Is the DOM ready to be used? Set to true once it occurs.
        isReady: false,

        // A counter to track how many items to wait for before
        // the ready event fires. See trac-6781
        readyWait: 1,

        // Handle when the DOM is ready
        ready: function (wait) {

            // Abort if there are pending holds or we're already ready
            if (wait === true ? --jQuery.readyWait : jQuery.isReady) {
                return;
            }

            // Remember that the DOM is ready
            jQuery.isReady = true;

            // If a normal DOM Ready event fired, decrement, and wait if need be
            if (wait !== true && --jQuery.readyWait > 0) {
                return;
            }

            // If there are functions bound, to execute
            readyList.resolveWith(document, [jQuery]);
        }
    });

    jQuery.ready.then = readyList.then;

    // The ready event handler and self cleanup method
    function completed() {
        document.removeEventListener("DOMContentLoaded", completed);
        window.removeEventListener("load", completed);
        jQuery.ready();
    }

    // Catch cases where $(document).ready() is called
    // after the browser event has already occurred.
    // Support: IE <=9 - 10 only
    // Older IE sometimes signals "interactive" too soon
    if (document.readyState === "complete" ||
        (document.readyState !== "loading" && !document.documentElement.doScroll)) {

        // Handle it asynchronously to allow scripts the opportunity to delay ready
        window.setTimeout(jQuery.ready);

    } else {

        // Use the handy event callback
        document.addEventListener("DOMContentLoaded", completed);

        // A fallback to window.onload, that will always work
        window.addEventListener("load", completed);
    }




    // Multifunctional method to get and set values of a collection
    // The value/s can optionally be executed if it's a function
    var access = function (elems, fn, key, value, chainable, emptyGet, raw) {
        var i = 0,
            len = elems.length,
            bulk = key == null;

        // Sets many values
        if (toType(key) === "object") {
            chainable = true;
            for (i in key) {
                access(elems, fn, i, key[i], true, emptyGet, raw);
            }

            // Sets one value
        } else if (value !== undefined) {
            chainable = true;

            if (!isFunction(value)) {
                raw = true;
            }

            if (bulk) {

                // Bulk operations run against the entire set
                if (raw) {
                    fn.call(elems, value);
                    fn = null;

                    // ...except when executing function values
                } else {
                    bulk = fn;
                    fn = function (elem, _key, value) {
                        return bulk.call(jQuery(elem), value);
                    };
                }
            }

            if (fn) {
                for (; i < len; i++) {
                    fn(
                        elems[i], key, raw ?
                            value :
                            value.call(elems[i], i, fn(elems[i], key))
                    );
                }
            }
        }

        if (chainable) {
            return elems;
        }

        // Gets
        if (bulk) {
            return fn.call(elems);
        }

        return len ? fn(elems[0], key) : emptyGet;
    };


    // Matches dashed string for camelizing
    var rmsPrefix = /^-ms-/,
        rdashAlpha = /-([a-z])/g;

    // Used by camelCase as callback to replace()
    function fcamelCase(_all, letter) {
        return letter.toUpperCase();
    }

    // Convert dashed to camelCase; used by the css and data modules
    // Support: IE <=9 - 11, Edge 12 - 15
    // Microsoft forgot to hump their vendor prefix (trac-9572)
    function camelCase(string) {
        return string.replace(rmsPrefix, "ms-").replace(rdashAlpha, fcamelCase);
    }
    var acceptData = function (owner) {

        // Accepts only:
        //  - Node
        //    - Node.ELEMENT_NODE
        //    - Node.DOCUMENT_NODE
        //  - Object
        //    - Any
        return owner.nodeType === 1 || owner.nodeType === 9 || !(+owner.nodeType);
    };




    function Data() {
        this.expando = jQuery.expando + Data.uid++;
    }

    Data.uid = 1;

    Data.prototype = {

        cache: function (owner) {

            // Check if the owner object already has a cache
            var value = owner[this.expando];

            // If not, create one
            if (!value) {
                value = {};

                // We can accept data for non-element nodes in modern browsers,
                // but we should not, see trac-8335.
                // Always return an empty object.
                if (acceptData(owner)) {

                    // If it is a node unlikely to be stringify-ed or looped over
                    // use plain assignment
                    if (owner.nodeType) {
                        owner[this.expando] = value;

                        // Otherwise secure it in a non-enumerable property
                        // configurable must be true to allow the property to be
                        // deleted when data is removed
                    } else {
                        Object.defineProperty(owner, this.expando, {
                            value: value,
                            configurable: true
                        });
                    }
                }
            }

            return value;
        },
        set: function (owner, data, value) {
            var prop,
                cache = this.cache(owner);

            // Handle: [ owner, key, value ] args
            // Always use camelCase key (gh-2257)
            if (typeof data === "string") {
                cache[camelCase(data)] = value;

                // Handle: [ owner, { properties } ] args
            } else {

                // Copy the properties one-by-one to the cache object
                for (prop in data) {
                    cache[camelCase(prop)] = data[prop];
                }
            }
            return cache;
        },
        get: function (owner, key) {
            return key === undefined ?
                this.cache(owner) :

                // Always use camelCase key (gh-2257)
                owner[this.expando] && owner[this.expando][camelCase(key)];
        },
        access: function (owner, key, value) {

            // In cases where either:
            //
            //   1. No key was specified
            //   2. A string key was specified, but no value provided
            //
            // Take the "read" path and allow the get method to determine
            // which value to return, respectively either:
            //
            //   1. The entire cache object
            //   2. The data stored at the key
            //
            if (key === undefined ||
                ((key && typeof key === "string") && value === undefined)) {

                return this.get(owner, key);
            }

            // When the key is not a string, or both a key and value
            // are specified, set or extend (existing objects) with either:
            //
            //   1. An object of properties
            //   2. A key and value
            //
            this.set(owner, key, value);

            // Since the "set" path can have two possible entry points
            // return the expected data based on which path was taken[*]
            return value !== undefined ? value : key;
        },
        remove: function (owner, key) {
            var i,
                cache = owner[this.expando];

            if (cache === undefined) {
                return;
            }

            if (key !== undefined) {

                // Support array or space separated string of keys
                if (Array.isArray(key)) {

                    // If key is an array of keys...
                    // We always set camelCase keys, so remove that.
                    key = key.map(camelCase);
                } else {
                    key = camelCase(key);

                    // If a key with the spaces exists, use it.
                    // Otherwise, create an array by matching non-whitespace
                    key = key in cache ?
                        [key] :
                        (key.match(rnothtmlwhite) || []);
                }

                i = key.length;

                while (i--) {
                    delete cache[key[i]];
                }
            }

            // Remove the expando if there's no more data
            if (key === undefined || jQuery.isEmptyObject(cache)) {

                // Support: Chrome <=35 - 45
                // Webkit & Blink performance suffers when deleting properties
                // from DOM nodes, so set to undefined instead
                // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
                if (owner.nodeType) {
                    owner[this.expando] = undefined;
                } else {
                    delete owner[this.expando];
                }
            }
        },
        hasData: function (owner) {
            var cache = owner[this.expando];
            return cache !== undefined && !jQuery.isEmptyObject(cache);
        }
    };
    var dataPriv = new Data();

    var dataUser = new Data();



    //	Implementation Summary
    //
    //	1. Enforce API surface and semantic compatibility with 1.9.x branch
    //	2. Improve the module's maintainability by reducing the storage
    //		paths to a single mechanism.
    //	3. Use the same single mechanism to support "private" and "user" data.
    //	4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
    //	5. Avoid exposing implementation details on user objects (eg. expando properties)
    //	6. Provide a clear path for implementation upgrade to WeakMap in 2014

    var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
        rmultiDash = /[A-Z]/g;

    function getData(data) {
        if (data === "true") {
            return true;
        }

        if (data === "false") {
            return false;
        }

        if (data === "null") {
            return null;
        }

        // Only convert to a number if it doesn't change the string
        if (data === +data + "") {
            return +data;
        }

        if (rbrace.test(data)) {
            return JSON.parse(data);
        }

        return data;
    }

    function dataAttr(elem, key, data) {
        var name;

        // If nothing was found internally, try to fetch any
        // data from the HTML5 data-* attribute
        if (data === undefined && elem.nodeType === 1) {
            name = "data-" + key.replace(rmultiDash, "-$&").toLowerCase();
            data = elem.getAttribute(name);

            if (typeof data === "string") {
                try {
                    data = getData(data);
                } catch (e) { }

                // Make sure we set the data so it isn't changed later
                dataUser.set(elem, key, data);
            } else {
                data = undefined;
            }
        }
        return data;
    }

    jQuery.extend({
        hasData: function (elem) {
            return dataUser.hasData(elem) || dataPriv.hasData(elem);
        },

        data: function (elem, name, data) {
            return dataUser.access(elem, name, data);
        },

        removeData: function (elem, name) {
            dataUser.remove(elem, name);
        },

        // TODO: Now that all calls to _data and _removeData have been replaced
        // with direct calls to dataPriv methods, these can be deprecated.
        _data: function (elem, name, data) {
            return dataPriv.access(elem, name, data);
        },

        _removeData: function (elem, name) {
            dataPriv.remove(elem, name);
        }
    });

    jQuery.fn.extend({
        data: function (key, value) {
            var i, name, data,
                elem = this[0],
                attrs = elem && elem.attributes;

            // Gets all values
            if (key === undefined) {
                if (this.length) {
                    data = dataUser.get(elem);

                    if (elem.nodeType === 1 && !dataPriv.get(elem, "hasDataAttrs")) {
                        i = attrs.length;
                        while (i--) {

                            // Support: IE 11 only
                            // The attrs elements can be null (trac-14894)
                            if (attrs[i]) {
                                name = attrs[i].name;
                                if (name.indexOf("data-") === 0) {
                                    name = camelCase(name.slice(5));
                                    dataAttr(elem, name, data[name]);
                                }
                            }
                        }
                        dataPriv.set(elem, "hasDataAttrs", true);
                    }
                }

                return data;
            }

            // Sets multiple values
            if (typeof key === "object") {
                return this.each(function () {
                    dataUser.set(this, key);
                });
            }

            return access(this, function (value) {
                var data;

                // The calling jQuery object (element matches) is not empty
                // (and therefore has an element appears at this[ 0 ]) and the
                // `value` parameter was not undefined. An empty jQuery object
                // will result in `undefined` for elem = this[ 0 ] which will
                // throw an exception if an attempt to read a data cache is made.
                if (elem && value === undefined) {

                    // Attempt to get data from the cache
                    // The key will always be camelCased in Data
                    data = dataUser.get(elem, key);
                    if (data !== undefined) {
                        return data;
                    }

                    // Attempt to "discover" the data in
                    // HTML5 custom data-* attrs
                    data = dataAttr(elem, key);
                    if (data !== undefined) {
                        return data;
                    }

                    // We tried really hard, but the data doesn't exist.
                    return;
                }

                // Set the data...
                this.each(function () {

                    // We always store the camelCased key
                    dataUser.set(this, key, value);
                });
            }, null, value, arguments.length > 1, null, true);
        },

        removeData: function (key) {
            return this.each(function () {
                dataUser.remove(this, key);
            });
        }
    });


    jQuery.extend({
        queue: function (elem, type, data) {
            var queue;

            if (elem) {
                type = (type || "fx") + "queue";
                queue = dataPriv.get(elem, type);

                // Speed up dequeue by getting out quickly if this is just a lookup
                if (data) {
                    if (!queue || Array.isArray(data)) {
                        queue = dataPriv.access(elem, type, jQuery.makeArray(data));
                    } else {
                        queue.push(data);
                    }
                }
                return queue || [];
            }
        },

        dequeue: function (elem, type) {
            type = type || "fx";

            var queue = jQuery.queue(elem, type),
                startLength = queue.length,
                fn = queue.shift(),
                hooks = jQuery._queueHooks(elem, type),
                next = function () {
                    jQuery.dequeue(elem, type);
                };

            // If the fx queue is dequeued, always remove the progress sentinel
            if (fn === "inprogress") {
                fn = queue.shift();
                startLength--;
            }

            if (fn) {

                // Add a progress sentinel to prevent the fx queue from being
                // automatically dequeued
                if (type === "fx") {
                    queue.unshift("inprogress");
                }

                // Clear up the last queue stop function
                delete hooks.stop;
                fn.call(elem, next, hooks);
            }

            if (!startLength && hooks) {
                hooks.empty.fire();
            }
        },

        // Not public - generate a queueHooks object, or return the current one
        _queueHooks: function (elem, type) {
            var key = type + "queueHooks";
            return dataPriv.get(elem, key) || dataPriv.access(elem, key, {
                empty: jQuery.Callbacks("once memory").add(function () {
                    dataPriv.remove(elem, [type + "queue", key]);
                })
            });
        }
    });

    jQuery.fn.extend({
        queue: function (type, data) {
            var setter = 2;

            if (typeof type !== "string") {
                data = type;
                type = "fx";
                setter--;
            }

            if (arguments.length < setter) {
                return jQuery.queue(this[0], type);
            }

            return data === undefined ?
                this :
                this.each(function () {
                    var queue = jQuery.queue(this, type, data);

                    // Ensure a hooks for this queue
                    jQuery._queueHooks(this, type);

                    if (type === "fx" && queue[0] !== "inprogress") {
                        jQuery.dequeue(this, type);
                    }
                });
        },
        dequeue: function (type) {
            return this.each(function () {
                jQuery.dequeue(this, type);
            });
        },
        clearQueue: function (type) {
            return this.queue(type || "fx", []);
        },

        // Get a promise resolved when queues of a certain type
        // are emptied (fx is the type by default)
        promise: function (type, obj) {
            var tmp,
                count = 1,
                defer = jQuery.Deferred(),
                elements = this,
                i = this.length,
                resolve = function () {
                    if (!(--count)) {
                        defer.resolveWith(elements, [elements]);
                    }
                };

            if (typeof type !== "string") {
                obj = type;
                type = undefined;
            }
            type = type || "fx";

            while (i--) {
                tmp = dataPriv.get(elements[i], type + "queueHooks");
                if (tmp && tmp.empty) {
                    count++;
                    tmp.empty.add(resolve);
                }
            }
            resolve();
            return defer.promise(obj);
        }
    });
    var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;

    var rcssNum = new RegExp("^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i");


    var cssExpand = ["Top", "Right", "Bottom", "Left"];

    var documentElement = document.documentElement;



    var isAttached = function (elem) {
        return jQuery.contains(elem.ownerDocument, elem);
    },
        composed = { composed: true };

    // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
    // Check attachment across shadow DOM boundaries when possible (gh-3504)
    // Support: iOS 10.0-10.2 only
    // Early iOS 10 versions support `attachShadow` but not `getRootNode`,
    // leading to errors. We need to check for `getRootNode`.
    if (documentElement.getRootNode) {
        isAttached = function (elem) {
            return jQuery.contains(elem.ownerDocument, elem) ||
                elem.getRootNode(composed) === elem.ownerDocument;
        };
    }
    var isHiddenWithinTree = function (elem, el) {

        // isHiddenWithinTree might be called from jQuery#filter function;
        // in that case, element will be second argument
        elem = el || elem;

        // Inline style trumps all
        return elem.style.display === "none" ||
            elem.style.display === "" &&

            // Otherwise, check computed style
            // Support: Firefox <=43 - 45
            // Disconnected elements can have computed display: none, so first confirm that elem is
            // in the document.
            isAttached(elem) &&

            jQuery.css(elem, "display") === "none";
    };



    function adjustCSS(elem, prop, valueParts, tween) {
        var adjusted, scale,
            maxIterations = 20,
            currentValue = tween ?
                function () {
                    return tween.cur();
                } :
                function () {
                    return jQuery.css(elem, prop, "");
                },
            initial = currentValue(),
            unit = valueParts && valueParts[3] || (jQuery.cssNumber[prop] ? "" : "px"),

            // Starting value computation is required for potential unit mismatches
            initialInUnit = elem.nodeType &&
                (jQuery.cssNumber[prop] || unit !== "px" && +initial) &&
                rcssNum.exec(jQuery.css(elem, prop));

        if (initialInUnit && initialInUnit[3] !== unit) {

            // Support: Firefox <=54
            // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
            initial = initial / 2;

            // Trust units reported by jQuery.css
            unit = unit || initialInUnit[3];

            // Iteratively approximate from a nonzero starting point
            initialInUnit = +initial || 1;

            while (maxIterations--) {

                // Evaluate and update our best guess (doubling guesses that zero out).
                // Finish if the scale equals or crosses 1 (making the old*new product non-positive).
                jQuery.style(elem, prop, initialInUnit + unit);
                if ((1 - scale) * (1 - (scale = currentValue() / initial || 0.5)) <= 0) {
                    maxIterations = 0;
                }
                initialInUnit = initialInUnit / scale;

            }

            initialInUnit = initialInUnit * 2;
            jQuery.style(elem, prop, initialInUnit + unit);

            // Make sure we update the tween properties later on
            valueParts = valueParts || [];
        }

        if (valueParts) {
            initialInUnit = +initialInUnit || +initial || 0;

            // Apply relative offset (+=/-=) if specified
            adjusted = valueParts[1] ?
                initialInUnit + (valueParts[1] + 1) * valueParts[2] :
                +valueParts[2];
            if (tween) {
                tween.unit = unit;
                tween.start = initialInUnit;
                tween.end = adjusted;
            }
        }
        return adjusted;
    }


    var defaultDisplayMap = {};

    function getDefaultDisplay(elem) {
        var temp,
            doc = elem.ownerDocument,
            nodeName = elem.nodeName,
            display = defaultDisplayMap[nodeName];

        if (display) {
            return display;
        }

        temp = doc.body.appendChild(doc.createElement(nodeName));
        display = jQuery.css(temp, "display");

        temp.parentNode.removeChild(temp);

        if (display === "none") {
            display = "block";
        }
        defaultDisplayMap[nodeName] = display;

        return display;
    }

    function showHide(elements, show) {
        var display, elem,
            values = [],
            index = 0,
            length = elements.length;

        // Determine new display value for elements that need to change
        for (; index < length; index++) {
            elem = elements[index];
            if (!elem.style) {
                continue;
            }

            display = elem.style.display;
            if (show) {

                // Since we force visibility upon cascade-hidden elements, an immediate (and slow)
                // check is required in this first loop unless we have a nonempty display value (either
                // inline or about-to-be-restored)
                if (display === "none") {
                    values[index] = dataPriv.get(elem, "display") || null;
                    if (!values[index]) {
                        elem.style.display = "";
                    }
                }
                if (elem.style.display === "" && isHiddenWithinTree(elem)) {
                    values[index] = getDefaultDisplay(elem);
                }
            } else {
                if (display !== "none") {
                    values[index] = "none";

                    // Remember what we're overwriting
                    dataPriv.set(elem, "display", display);
                }
            }
        }

        // Set the display of the elements in a second loop to avoid constant reflow
        for (index = 0; index < length; index++) {
            if (values[index] != null) {
                elements[index].style.display = values[index];
            }
        }

        return elements;
    }

    jQuery.fn.extend({
        show: function () {
            return showHide(this, true);
        },
        hide: function () {
            return showHide(this);
        },
        toggle: function (state) {
            if (typeof state === "boolean") {
                return state ? this.show() : this.hide();
            }

            return this.each(function () {
                if (isHiddenWithinTree(this)) {
                    jQuery(this).show();
                } else {
                    jQuery(this).hide();
                }
            });
        }
    });
    var rcheckableType = (/^(?:checkbox|radio)$/i);

    var rtagName = (/<([a-z][^\/\0>\x20\t\r\n\f]*)/i);

    var rscriptType = (/^$|^module$|\/(?:java|ecma)script/i);



    (function () {
        var fragment = document.createDocumentFragment(),
            div = fragment.appendChild(document.createElement("div")),
            input = document.createElement("input");

        // Support: Android 4.0 - 4.3 only
        // Check state lost if the name is set (trac-11217)
        // Support: Windows Web Apps (WWA)
        // `name` and `type` must use .setAttribute for WWA (trac-14901)
        input.setAttribute("type", "radio");
        input.setAttribute("checked", "checked");
        input.setAttribute("name", "t");

        div.appendChild(input);

        // Support: Android <=4.1 only
        // Older WebKit doesn't clone checked state correctly in fragments
        support.checkClone = div.cloneNode(true).cloneNode(true).lastChild.checked;

        // Support: IE <=11 only
        // Make sure textarea (and checkbox) defaultValue is properly cloned
        div.innerHTML = "<textarea>x</textarea>";
        support.noCloneChecked = !!div.cloneNode(true).lastChild.defaultValue;

        // Support: IE <=9 only
        // IE <=9 replaces <option> tags with their contents when inserted outside of
        // the select element.
        div.innerHTML = "<option></option>";
        support.option = !!div.lastChild;
    })();


    // We have to close these tags to support XHTML (trac-13200)
    var wrapMap = {

        // XHTML parsers do not magically insert elements in the
        // same way that tag soup parsers do. So we cannot shorten
        // this by omitting <tbody> or other required elements.
        thead: [1, "<table>", "</table>"],
        col: [2, "<table><colgroup>", "</colgroup></table>"],
        tr: [2, "<table><tbody>", "</tbody></table>"],
        td: [3, "<table><tbody><tr>", "</tr></tbody></table>"],

        _default: [0, "", ""]
    };

    wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
    wrapMap.th = wrapMap.td;

    // Support: IE <=9 only
    if (!support.option) {
        wrapMap.optgroup = wrapMap.option = [1, "<select multiple='multiple'>", "</select>"];
    }


    function getAll(context, tag) {

        // Support: IE <=9 - 11 only
        // Use typeof to avoid zero-argument method invocation on host objects (trac-15151)
        var ret;

        if (typeof context.getElementsByTagName !== "undefined") {
            ret = context.getElementsByTagName(tag || "*");

        } else if (typeof context.querySelectorAll !== "undefined") {
            ret = context.querySelectorAll(tag || "*");

        } else {
            ret = [];
        }

        if (tag === undefined || tag && nodeName(context, tag)) {
            return jQuery.merge([context], ret);
        }

        return ret;
    }


    // Mark scripts as having already been evaluated
    function setGlobalEval(elems, refElements) {
        var i = 0,
            l = elems.length;

        for (; i < l; i++) {
            dataPriv.set(
                elems[i],
                "globalEval",
                !refElements || dataPriv.get(refElements[i], "globalEval")
            );
        }
    }


    var rhtml = /<|&#?\w+;/;

    function buildFragment(elems, context, scripts, selection, ignored) {
        var elem, tmp, tag, wrap, attached, j,
            fragment = context.createDocumentFragment(),
            nodes = [],
            i = 0,
            l = elems.length;

        for (; i < l; i++) {
            elem = elems[i];

            if (elem || elem === 0) {

                // Add nodes directly
                if (toType(elem) === "object") {

                    // Support: Android <=4.0 only, PhantomJS 1 only
                    // push.apply(_, arraylike) throws on ancient WebKit
                    jQuery.merge(nodes, elem.nodeType ? [elem] : elem);

                    // Convert non-html into a text node
                } else if (!rhtml.test(elem)) {
                    nodes.push(context.createTextNode(elem));

                    // Convert html into DOM nodes
                } else {
                    tmp = tmp || fragment.appendChild(context.createElement("div"));

                    // Deserialize a standard representation
                    tag = (rtagName.exec(elem) || ["", ""])[1].toLowerCase();
                    wrap = wrapMap[tag] || wrapMap._default;
                    tmp.innerHTML = wrap[1] + jQuery.htmlPrefilter(elem) + wrap[2];

                    // Descend through wrappers to the right content
                    j = wrap[0];
                    while (j--) {
                        tmp = tmp.lastChild;
                    }

                    // Support: Android <=4.0 only, PhantomJS 1 only
                    // push.apply(_, arraylike) throws on ancient WebKit
                    jQuery.merge(nodes, tmp.childNodes);

                    // Remember the top-level container
                    tmp = fragment.firstChild;

                    // Ensure the created nodes are orphaned (trac-12392)
                    tmp.textContent = "";
                }
            }
        }

        // Remove wrapper from fragment
        fragment.textContent = "";

        i = 0;
        while ((elem = nodes[i++])) {

            // Skip elements already in the context collection (trac-4087)
            if (selection && jQuery.inArray(elem, selection) > -1) {
                if (ignored) {
                    ignored.push(elem);
                }
                continue;
            }

            attached = isAttached(elem);

            // Append to fragment
            tmp = getAll(fragment.appendChild(elem), "script");

            // Preserve script evaluation history
            if (attached) {
                setGlobalEval(tmp);
            }

            // Capture executables
            if (scripts) {
                j = 0;
                while ((elem = tmp[j++])) {
                    if (rscriptType.test(elem.type || "")) {
                        scripts.push(elem);
                    }
                }
            }
        }

        return fragment;
    }


    var rtypenamespace = /^([^.]*)(?:\.(.+)|)/;

    function returnTrue() {
        return true;
    }

    function returnFalse() {
        return false;
    }

    function on(elem, types, selector, data, fn, one) {
        var origFn, type;

        // Types can be a map of types/handlers
        if (typeof types === "object") {

            // ( types-Object, selector, data )
            if (typeof selector !== "string") {

                // ( types-Object, data )
                data = data || selector;
                selector = undefined;
            }
            for (type in types) {
                on(elem, type, selector, data, types[type], one);
            }
            return elem;
        }

        if (data == null && fn == null) {

            // ( types, fn )
            fn = selector;
            data = selector = undefined;
        } else if (fn == null) {
            if (typeof selector === "string") {

                // ( types, selector, fn )
                fn = data;
                data = undefined;
            } else {

                // ( types, data, fn )
                fn = data;
                data = selector;
                selector = undefined;
            }
        }
        if (fn === false) {
            fn = returnFalse;
        } else if (!fn) {
            return elem;
        }

        if (one === 1) {
            origFn = fn;
            fn = function (event) {

                // Can use an empty set, since event contains the info
                jQuery().off(event);
                return origFn.apply(this, arguments);
            };

            // Use same guid so caller can remove using origFn
            fn.guid = origFn.guid || (origFn.guid = jQuery.guid++);
        }
        return elem.each(function () {
            jQuery.event.add(this, types, fn, data, selector);
        });
    }

    /*
     * Helper functions for managing events -- not part of the public interface.
     * Props to Dean Edwards' addEvent library for many of the ideas.
     */
    jQuery.event = {

        global: {},

        add: function (elem, types, handler, data, selector) {

            var handleObjIn, eventHandle, tmp,
                events, t, handleObj,
                special, handlers, type, namespaces, origType,
                elemData = dataPriv.get(elem);

            // Only attach events to objects that accept data
            if (!acceptData(elem)) {
                return;
            }

            // Caller can pass in an object of custom data in lieu of the handler
            if (handler.handler) {
                handleObjIn = handler;
                handler = handleObjIn.handler;
                selector = handleObjIn.selector;
            }

            // Ensure that invalid selectors throw exceptions at attach time
            // Evaluate against documentElement in case elem is a non-element node (e.g., document)
            if (selector) {
                jQuery.find.matchesSelector(documentElement, selector);
            }

            // Make sure that the handler has a unique ID, used to find/remove it later
            if (!handler.guid) {
                handler.guid = jQuery.guid++;
            }

            // Init the element's event structure and main handler, if this is the first
            if (!(events = elemData.events)) {
                events = elemData.events = Object.create(null);
            }
            if (!(eventHandle = elemData.handle)) {
                eventHandle = elemData.handle = function (e) {

                    // Discard the second event of a jQuery.event.trigger() and
                    // when an event is called after a page has unloaded
                    return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
                        jQuery.event.dispatch.apply(elem, arguments) : undefined;
                };
            }

            // Handle multiple events separated by a space
            types = (types || "").match(rnothtmlwhite) || [""];
            t = types.length;
            while (t--) {
                tmp = rtypenamespace.exec(types[t]) || [];
                type = origType = tmp[1];
                namespaces = (tmp[2] || "").split(".").sort();

                // There *must* be a type, no attaching namespace-only handlers
                if (!type) {
                    continue;
                }

                // If event changes its type, use the special event handlers for the changed type
                special = jQuery.event.special[type] || {};

                // If selector defined, determine special event api type, otherwise given type
                type = (selector ? special.delegateType : special.bindType) || type;

                // Update special based on newly reset type
                special = jQuery.event.special[type] || {};

                // handleObj is passed to all event handlers
                handleObj = jQuery.extend({
                    type: type,
                    origType: origType,
                    data: data,
                    handler: handler,
                    guid: handler.guid,
                    selector: selector,
                    needsContext: selector && jQuery.expr.match.needsContext.test(selector),
                    namespace: namespaces.join(".")
                }, handleObjIn);

                // Init the event handler queue if we're the first
                if (!(handlers = events[type])) {
                    handlers = events[type] = [];
                    handlers.delegateCount = 0;

                    // Only use addEventListener if the special events handler returns false
                    if (!special.setup ||
                        special.setup.call(elem, data, namespaces, eventHandle) === false) {

                        if (elem.addEventListener) {
                            elem.addEventListener(type, eventHandle);
                        }
                    }
                }

                if (special.add) {
                    special.add.call(elem, handleObj);

                    if (!handleObj.handler.guid) {
                        handleObj.handler.guid = handler.guid;
                    }
                }

                // Add to the element's handler list, delegates in front
                if (selector) {
                    handlers.splice(handlers.delegateCount++, 0, handleObj);
                } else {
                    handlers.push(handleObj);
                }

                // Keep track of which events have ever been used, for event optimization
                jQuery.event.global[type] = true;
            }

        },

        // Detach an event or set of events from an element
        remove: function (elem, types, handler, selector, mappedTypes) {

            var j, origCount, tmp,
                events, t, handleObj,
                special, handlers, type, namespaces, origType,
                elemData = dataPriv.hasData(elem) && dataPriv.get(elem);

            if (!elemData || !(events = elemData.events)) {
                return;
            }

            // Once for each type.namespace in types; type may be omitted
            types = (types || "").match(rnothtmlwhite) || [""];
            t = types.length;
            while (t--) {
                tmp = rtypenamespace.exec(types[t]) || [];
                type = origType = tmp[1];
                namespaces = (tmp[2] || "").split(".").sort();

                // Unbind all events (on this namespace, if provided) for the element
                if (!type) {
                    for (type in events) {
                        jQuery.event.remove(elem, type + types[t], handler, selector, true);
                    }
                    continue;
                }

                special = jQuery.event.special[type] || {};
                type = (selector ? special.delegateType : special.bindType) || type;
                handlers = events[type] || [];
                tmp = tmp[2] &&
                    new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)");

                // Remove matching events
                origCount = j = handlers.length;
                while (j--) {
                    handleObj = handlers[j];

                    if ((mappedTypes || origType === handleObj.origType) &&
                        (!handler || handler.guid === handleObj.guid) &&
                        (!tmp || tmp.test(handleObj.namespace)) &&
                        (!selector || selector === handleObj.selector ||
                            selector === "**" && handleObj.selector)) {
                        handlers.splice(j, 1);

                        if (handleObj.selector) {
                            handlers.delegateCount--;
                        }
                        if (special.remove) {
                            special.remove.call(elem, handleObj);
                        }
                    }
                }

                // Remove generic event handler if we removed something and no more handlers exist
                // (avoids potential for endless recursion during removal of special event handlers)
                if (origCount && !handlers.length) {
                    if (!special.teardown ||
                        special.teardown.call(elem, namespaces, elemData.handle) === false) {

                        jQuery.removeEvent(elem, type, elemData.handle);
                    }

                    delete events[type];
                }
            }

            // Remove data and the expando if it's no longer used
            if (jQuery.isEmptyObject(events)) {
                dataPriv.remove(elem, "handle events");
            }
        },

        dispatch: function (nativeEvent) {

            var i, j, ret, matched, handleObj, handlerQueue,
                args = new Array(arguments.length),

                // Make a writable jQuery.Event from the native event object
                event = jQuery.event.fix(nativeEvent),

                handlers = (
                    dataPriv.get(this, "events") || Object.create(null)
                )[event.type] || [],
                special = jQuery.event.special[event.type] || {};

            // Use the fix-ed jQuery.Event rather than the (read-only) native event
            args[0] = event;

            for (i = 1; i < arguments.length; i++) {
                args[i] = arguments[i];
            }

            event.delegateTarget = this;

            // Call the preDispatch hook for the mapped type, and let it bail if desired
            if (special.preDispatch && special.preDispatch.call(this, event) === false) {
                return;
            }

            // Determine handlers
            handlerQueue = jQuery.event.handlers.call(this, event, handlers);

            // Run delegates first; they may want to stop propagation beneath us
            i = 0;
            while ((matched = handlerQueue[i++]) && !event.isPropagationStopped()) {
                event.currentTarget = matched.elem;

                j = 0;
                while ((handleObj = matched.handlers[j++]) &&
                    !event.isImmediatePropagationStopped()) {

                    // If the event is namespaced, then each handler is only invoked if it is
                    // specially universal or its namespaces are a superset of the event's.
                    if (!event.rnamespace || handleObj.namespace === false ||
                        event.rnamespace.test(handleObj.namespace)) {

                        event.handleObj = handleObj;
                        event.data = handleObj.data;

                        ret = ((jQuery.event.special[handleObj.origType] || {}).handle ||
                            handleObj.handler).apply(matched.elem, args);

                        if (ret !== undefined) {
                            if ((event.result = ret) === false) {
                                event.preventDefault();
                                event.stopPropagation();
                            }
                        }
                    }
                }
            }

            // Call the postDispatch hook for the mapped type
            if (special.postDispatch) {
                special.postDispatch.call(this, event);
            }

            return event.result;
        },

        handlers: function (event, handlers) {
            var i, handleObj, sel, matchedHandlers, matchedSelectors,
                handlerQueue = [],
                delegateCount = handlers.delegateCount,
                cur = event.target;

            // Find delegate handlers
            if (delegateCount &&

                // Support: IE <=9
                // Black-hole SVG <use> instance trees (trac-13180)
                cur.nodeType &&

                // Support: Firefox <=42
                // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
                // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
                // Support: IE 11 only
                // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
                !(event.type === "click" && event.button >= 1)) {

                for (; cur !== this; cur = cur.parentNode || this) {

                    // Don't check non-elements (trac-13208)
                    // Don't process clicks on disabled elements (trac-6911, trac-8165, trac-11382, trac-11764)
                    if (cur.nodeType === 1 && !(event.type === "click" && cur.disabled === true)) {
                        matchedHandlers = [];
                        matchedSelectors = {};
                        for (i = 0; i < delegateCount; i++) {
                            handleObj = handlers[i];

                            // Don't conflict with Object.prototype properties (trac-13203)
                            sel = handleObj.selector + " ";

                            if (matchedSelectors[sel] === undefined) {
                                matchedSelectors[sel] = handleObj.needsContext ?
                                    jQuery(sel, this).index(cur) > -1 :
                                    jQuery.find(sel, this, null, [cur]).length;
                            }
                            if (matchedSelectors[sel]) {
                                matchedHandlers.push(handleObj);
                            }
                        }
                        if (matchedHandlers.length) {
                            handlerQueue.push({ elem: cur, handlers: matchedHandlers });
                        }
                    }
                }
            }

            // Add the remaining (directly-bound) handlers
            cur = this;
            if (delegateCount < handlers.length) {
                handlerQueue.push({ elem: cur, handlers: handlers.slice(delegateCount) });
            }

            return handlerQueue;
        },

        addProp: function (name, hook) {
            Object.defineProperty(jQuery.Event.prototype, name, {
                enumerable: true,
                configurable: true,

                get: isFunction(hook) ?
                    function () {
                        if (this.originalEvent) {
                            return hook(this.originalEvent);
                        }
                    } :
                    function () {
                        if (this.originalEvent) {
                            return this.originalEvent[name];
                        }
                    },

                set: function (value) {
                    Object.defineProperty(this, name, {
                        enumerable: true,
                        configurable: true,
                        writable: true,
                        value: value
                    });
                }
            });
        },

        fix: function (originalEvent) {
            return originalEvent[jQuery.expando] ?
                originalEvent :
                new jQuery.Event(originalEvent);
        },

        special: {
            load: {

                // Prevent triggered image.load events from bubbling to window.load
                noBubble: true
            },
            click: {

                // Utilize native event to ensure correct state for checkable inputs
                setup: function (data) {

                    // For mutual compressibility with _default, replace `this` access with a local var.
                    // `|| data` is dead code meant only to preserve the variable through minification.
                    var el = this || data;

                    // Claim the first handler
                    if (rcheckableType.test(el.type) &&
                        el.click && nodeName(el, "input")) {

                        // dataPriv.set( el, "click", ... )
                        leverageNative(el, "click", true);
                    }

                    // Return false to allow normal processing in the caller
                    return false;
                },
                trigger: function (data) {

                    // For mutual compressibility with _default, replace `this` access with a local var.
                    // `|| data` is dead code meant only to preserve the variable through minification.
                    var el = this || data;

                    // Force setup before triggering a click
                    if (rcheckableType.test(el.type) &&
                        el.click && nodeName(el, "input")) {

                        leverageNative(el, "click");
                    }

                    // Return non-false to allow normal event-path propagation
                    return true;
                },

                // For cross-browser consistency, suppress native .click() on links
                // Also prevent it if we're currently inside a leveraged native-event stack
                _default: function (event) {
                    var target = event.target;
                    return rcheckableType.test(target.type) &&
                        target.click && nodeName(target, "input") &&
                        dataPriv.get(target, "click") ||
                        nodeName(target, "a");
                }
            },

            beforeunload: {
                postDispatch: function (event) {

                    // Support: Firefox 20+
                    // Firefox doesn't alert if the returnValue field is not set.
                    if (event.result !== undefined && event.originalEvent) {
                        event.originalEvent.returnValue = event.result;
                    }
                }
            }
        }
    };

    // Ensure the presence of an event listener that handles manually-triggered
    // synthetic events by interrupting progress until reinvoked in response to
    // *native* events that it fires directly, ensuring that state changes have
    // already occurred before other listeners are invoked.
    function leverageNative(el, type, isSetup) {

        // Missing `isSetup` indicates a trigger call, which must force setup through jQuery.event.add
        if (!isSetup) {
            if (dataPriv.get(el, type) === undefined) {
                jQuery.event.add(el, type, returnTrue);
            }
            return;
        }

        // Register the controller as a special universal handler for all event namespaces
        dataPriv.set(el, type, false);
        jQuery.event.add(el, type, {
            namespace: false,
            handler: function (event) {
                var result,
                    saved = dataPriv.get(this, type);

                if ((event.isTrigger & 1) && this[type]) {

                    // Interrupt processing of the outer synthetic .trigger()ed event
                    if (!saved) {

                        // Store arguments for use when handling the inner native event
                        // There will always be at least one argument (an event object), so this array
                        // will not be confused with a leftover capture object.
                        saved = slice.call(arguments);
                        dataPriv.set(this, type, saved);

                        // Trigger the native event and capture its result
                        this[type]();
                        result = dataPriv.get(this, type);
                        dataPriv.set(this, type, false);

                        if (saved !== result) {

                            // Cancel the outer synthetic event
                            event.stopImmediatePropagation();
                            event.preventDefault();

                            return result;
                        }

                        // If this is an inner synthetic event for an event with a bubbling surrogate
                        // (focus or blur), assume that the surrogate already propagated from triggering
                        // the native event and prevent that from happening again here.
                        // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
                        // bubbling surrogate propagates *after* the non-bubbling base), but that seems
                        // less bad than duplication.
                    } else if ((jQuery.event.special[type] || {}).delegateType) {
                        event.stopPropagation();
                    }

                    // If this is a native event triggered above, everything is now in order
                    // Fire an inner synthetic event with the original arguments
                } else if (saved) {

                    // ...and capture the result
                    dataPriv.set(this, type, jQuery.event.trigger(
                        saved[0],
                        saved.slice(1),
                        this
                    ));

                    // Abort handling of the native event by all jQuery handlers while allowing
                    // native handlers on the same element to run. On target, this is achieved
                    // by stopping immediate propagation just on the jQuery event. However,
                    // the native event is re-wrapped by a jQuery one on each level of the
                    // propagation so the only way to stop it for jQuery is to stop it for
                    // everyone via native `stopPropagation()`. This is not a problem for
                    // focus/blur which don't bubble, but it does also stop click on checkboxes
                    // and radios. We accept this limitation.
                    event.stopPropagation();
                    event.isImmediatePropagationStopped = returnTrue;
                }
            }
        });
    }

    jQuery.removeEvent = function (elem, type, handle) {

        // This "if" is needed for plain objects
        if (elem.removeEventListener) {
            elem.removeEventListener(type, handle);
        }
    };

    jQuery.Event = function (src, props) {

        // Allow instantiation without the 'new' keyword
        if (!(this instanceof jQuery.Event)) {
            return new jQuery.Event(src, props);
        }

        // Event object
        if (src && src.type) {
            this.originalEvent = src;
            this.type = src.type;

            // Events bubbling up the document may have been marked as prevented
            // by a handler lower down the tree; reflect the correct value.
            this.isDefaultPrevented = src.defaultPrevented ||
                src.defaultPrevented === undefined &&

                // Support: Android <=2.3 only
                src.returnValue === false ?
                returnTrue :
                returnFalse;

            // Create target properties
            // Support: Safari <=6 - 7 only
            // Target should not be a text node (trac-504, trac-13143)
            this.target = (src.target && src.target.nodeType === 3) ?
                src.target.parentNode :
                src.target;

            this.currentTarget = src.currentTarget;
            this.relatedTarget = src.relatedTarget;

            // Event type
        } else {
            this.type = src;
        }

        // Put explicitly provided properties onto the event object
        if (props) {
            jQuery.extend(this, props);
        }

        // Create a timestamp if incoming event doesn't have one
        this.timeStamp = src && src.timeStamp || Date.now();

        // Mark it as fixed
        this[jQuery.expando] = true;
    };

    // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
    // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
    jQuery.Event.prototype = {
        constructor: jQuery.Event,
        isDefaultPrevented: returnFalse,
        isPropagationStopped: returnFalse,
        isImmediatePropagationStopped: returnFalse,
        isSimulated: false,

        preventDefault: function () {
            var e = this.originalEvent;

            this.isDefaultPrevented = returnTrue;

            if (e && !this.isSimulated) {
                e.preventDefault();
            }
        },
        stopPropagation: function () {
            var e = this.originalEvent;

            this.isPropagationStopped = returnTrue;

            if (e && !this.isSimulated) {
                e.stopPropagation();
            }
        },
        stopImmediatePropagation: function () {
            var e = this.originalEvent;

            this.isImmediatePropagationStopped = returnTrue;

            if (e && !this.isSimulated) {
                e.stopImmediatePropagation();
            }

            this.stopPropagation();
        }
    };

    // Includes all common event props including KeyEvent and MouseEvent specific props
    jQuery.each({
        altKey: true,
        bubbles: true,
        cancelable: true,
        changedTouches: true,
        ctrlKey: true,
        detail: true,
        eventPhase: true,
        metaKey: true,
        pageX: true,
        pageY: true,
        shiftKey: true,
        view: true,
        "char": true,
        code: true,
        charCode: true,
        key: true,
        keyCode: true,
        button: true,
        buttons: true,
        clientX: true,
        clientY: true,
        offsetX: true,
        offsetY: true,
        pointerId: true,
        pointerType: true,
        screenX: true,
        screenY: true,
        targetTouches: true,
        toElement: true,
        touches: true,
        which: true
    }, jQuery.event.addProp);

    jQuery.each({ focus: "focusin", blur: "focusout" }, function (type, delegateType) {

        function focusMappedHandler(nativeEvent) {
            if (document.documentMode) {

                // Support: IE 11+
                // Attach a single focusin/focusout handler on the document while someone wants
                // focus/blur. This is because the former are synchronous in IE while the latter
                // are async. In other browsers, all those handlers are invoked synchronously.

                // `handle` from private data would already wrap the event, but we need
                // to change the `type` here.
                var handle = dataPriv.get(this, "handle"),
                    event = jQuery.event.fix(nativeEvent);
                event.type = nativeEvent.type === "focusin" ? "focus" : "blur";
                event.isSimulated = true;

                // First, handle focusin/focusout
                handle(nativeEvent);

                // ...then, handle focus/blur
                //
                // focus/blur don't bubble while focusin/focusout do; simulate the former by only
                // invoking the handler at the lower level.
                if (event.target === event.currentTarget) {

                    // The setup part calls `leverageNative`, which, in turn, calls
                    // `jQuery.event.add`, so event handle will already have been set
                    // by this point.
                    handle(event);
                }
            } else {

                // For non-IE browsers, attach a single capturing handler on the document
                // while someone wants focusin/focusout.
                jQuery.event.simulate(delegateType, nativeEvent.target,
                    jQuery.event.fix(nativeEvent));
            }
        }

        jQuery.event.special[type] = {

            // Utilize native event if possible so blur/focus sequence is correct
            setup: function () {

                var attaches;

                // Claim the first handler
                // dataPriv.set( this, "focus", ... )
                // dataPriv.set( this, "blur", ... )
                leverageNative(this, type, true);

                if (document.documentMode) {

                    // Support: IE 9 - 11+
                    // We use the same native handler for focusin & focus (and focusout & blur)
                    // so we need to coordinate setup & teardown parts between those events.
                    // Use `delegateType` as the key as `type` is already used by `leverageNative`.
                    attaches = dataPriv.get(this, delegateType);
                    if (!attaches) {
                        this.addEventListener(delegateType, focusMappedHandler);
                    }
                    dataPriv.set(this, delegateType, (attaches || 0) + 1);
                } else {

                    // Return false to allow normal processing in the caller
                    return false;
                }
            },
            trigger: function () {

                // Force setup before trigger
                leverageNative(this, type);

                // Return non-false to allow normal event-path propagation
                return true;
            },

            teardown: function () {
                var attaches;

                if (document.documentMode) {
                    attaches = dataPriv.get(this, delegateType) - 1;
                    if (!attaches) {
                        this.removeEventListener(delegateType, focusMappedHandler);
                        dataPriv.remove(this, delegateType);
                    } else {
                        dataPriv.set(this, delegateType, attaches);
                    }
                } else {

                    // Return false to indicate standard teardown should be applied
                    return false;
                }
            },

            // Suppress native focus or blur if we're currently inside
            // a leveraged native-event stack
            _default: function (event) {
                return dataPriv.get(event.target, type);
            },

            delegateType: delegateType
        };

        // Support: Firefox <=44
        // Firefox doesn't have focus(in | out) events
        // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
        //
        // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
        // focus(in | out) events fire after focus & blur events,
        // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
        // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
        //
        // Support: IE 9 - 11+
        // To preserve relative focusin/focus & focusout/blur event order guaranteed on the 3.x branch,
        // attach a single handler for both events in IE.
        jQuery.event.special[delegateType] = {
            setup: function () {

                // Handle: regular nodes (via `this.ownerDocument`), window
                // (via `this.document`) & document (via `this`).
                var doc = this.ownerDocument || this.document || this,
                    dataHolder = document.documentMode ? this : doc,
                    attaches = dataPriv.get(dataHolder, delegateType);

                // Support: IE 9 - 11+
                // We use the same native handler for focusin & focus (and focusout & blur)
                // so we need to coordinate setup & teardown parts between those events.
                // Use `delegateType` as the key as `type` is already used by `leverageNative`.
                if (!attaches) {
                    if (document.documentMode) {
                        this.addEventListener(delegateType, focusMappedHandler);
                    } else {
                        doc.addEventListener(type, focusMappedHandler, true);
                    }
                }
                dataPriv.set(dataHolder, delegateType, (attaches || 0) + 1);
            },
            teardown: function () {
                var doc = this.ownerDocument || this.document || this,
                    dataHolder = document.documentMode ? this : doc,
                    attaches = dataPriv.get(dataHolder, delegateType) - 1;

                if (!attaches) {
                    if (document.documentMode) {
                        this.removeEventListener(delegateType, focusMappedHandler);
                    } else {
                        doc.removeEventListener(type, focusMappedHandler, true);
                    }
                    dataPriv.remove(dataHolder, delegateType);
                } else {
                    dataPriv.set(dataHolder, delegateType, attaches);
                }
            }
        };
    });

    // Create mouseenter/leave events using mouseover/out and event-time checks
    // so that event delegation works in jQuery.
    // Do the same for pointerenter/pointerleave and pointerover/pointerout
    //
    // Support: Safari 7 only
    // Safari sends mouseenter too often; see:
    // https://bugs.chromium.org/p/chromium/issues/detail?id=470258
    // for the description of the bug (it existed in older Chrome versions as well).
    jQuery.each({
        mouseenter: "mouseover",
        mouseleave: "mouseout",
        pointerenter: "pointerover",
        pointerleave: "pointerout"
    }, function (orig, fix) {
        jQuery.event.special[orig] = {
            delegateType: fix,
            bindType: fix,

            handle: function (event) {
                var ret,
                    target = this,
                    related = event.relatedTarget,
                    handleObj = event.handleObj;

                // For mouseenter/leave call the handler if related is outside the target.
                // NB: No relatedTarget if the mouse left/entered the browser window
                if (!related || (related !== target && !jQuery.contains(target, related))) {
                    event.type = handleObj.origType;
                    ret = handleObj.handler.apply(this, arguments);
                    event.type = fix;
                }
                return ret;
            }
        };
    });

    jQuery.fn.extend({

        on: function (types, selector, data, fn) {
            return on(this, types, selector, data, fn);
        },
        one: function (types, selector, data, fn) {
            return on(this, types, selector, data, fn, 1);
        },
        off: function (types, selector, fn) {
            var handleObj, type;
            if (types && types.preventDefault && types.handleObj) {

                // ( event )  dispatched jQuery.Event
                handleObj = types.handleObj;
                jQuery(types.delegateTarget).off(
                    handleObj.namespace ?
                        handleObj.origType + "." + handleObj.namespace :
                        handleObj.origType,
                    handleObj.selector,
                    handleObj.handler
                );
                return this;
            }
            if (typeof types === "object") {

                // ( types-object [, selector] )
                for (type in types) {
                    this.off(type, selector, types[type]);
                }
                return this;
            }
            if (selector === false || typeof selector === "function") {

                // ( types [, fn] )
                fn = selector;
                selector = undefined;
            }
            if (fn === false) {
                fn = returnFalse;
            }
            return this.each(function () {
                jQuery.event.remove(this, types, fn, selector);
            });
        }
    });


    var

        // Support: IE <=10 - 11, Edge 12 - 13 only
        // In IE/Edge using regex groups here causes severe slowdowns.
        // See https://connect.microsoft.com/IE/feedback/details/1736512/
        rnoInnerhtml = /<script|<style|<link/i,

        // checked="checked" or checked
        rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,

        rcleanScript = /^\s*<!\[CDATA\[|\]\]>\s*$/g;

    // Prefer a tbody over its parent table for containing new rows
    function manipulationTarget(elem, content) {
        if (nodeName(elem, "table") &&
            nodeName(content.nodeType !== 11 ? content : content.firstChild, "tr")) {

            return jQuery(elem).children("tbody")[0] || elem;
        }

        return elem;
    }

    // Replace/restore the type attribute of script elements for safe DOM manipulation
    function disableScript(elem) {
        elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type;
        return elem;
    }
    function restoreScript(elem) {
        if ((elem.type || "").slice(0, 5) === "true/") {
            elem.type = elem.type.slice(5);
        } else {
            elem.removeAttribute("type");
        }

        return elem;
    }

    function cloneCopyEvent(src, dest) {
        var i, l, type, pdataOld, udataOld, udataCur, events;

        if (dest.nodeType !== 1) {
            return;
        }

        // 1. Copy private data: events, handlers, etc.
        if (dataPriv.hasData(src)) {
            pdataOld = dataPriv.get(src);
            events = pdataOld.events;

            if (events) {
                dataPriv.remove(dest, "handle events");

                for (type in events) {
                    for (i = 0, l = events[type].length; i < l; i++) {
                        jQuery.event.add(dest, type, events[type][i]);
                    }
                }
            }
        }

        // 2. Copy user data
        if (dataUser.hasData(src)) {
            udataOld = dataUser.access(src);
            udataCur = jQuery.extend({}, udataOld);

            dataUser.set(dest, udataCur);
        }
    }

    // Fix IE bugs, see support tests
    function fixInput(src, dest) {
        var nodeName = dest.nodeName.toLowerCase();

        // Fails to persist the checked state of a cloned checkbox or radio button.
        if (nodeName === "input" && rcheckableType.test(src.type)) {
            dest.checked = src.checked;

            // Fails to return the selected option to the default selected state when cloning options
        } else if (nodeName === "input" || nodeName === "textarea") {
            dest.defaultValue = src.defaultValue;
        }
    }

    function domManip(collection, args, callback, ignored) {

        // Flatten any nested arrays
        args = flat(args);

        var fragment, first, scripts, hasScripts, node, doc,
            i = 0,
            l = collection.length,
            iNoClone = l - 1,
            value = args[0],
            valueIsFunction = isFunction(value);

        // We can't cloneNode fragments that contain checked, in WebKit
        if (valueIsFunction ||
            (l > 1 && typeof value === "string" &&
                !support.checkClone && rchecked.test(value))) {
            return collection.each(function (index) {
                var self = collection.eq(index);
                if (valueIsFunction) {
                    args[0] = value.call(this, index, self.html());
                }
                domManip(self, args, callback, ignored);
            });
        }

        if (l) {
            fragment = buildFragment(args, collection[0].ownerDocument, false, collection, ignored);
            first = fragment.firstChild;

            if (fragment.childNodes.length === 1) {
                fragment = first;
            }

            // Require either new content or an interest in ignored elements to invoke the callback
            if (first || ignored) {
                scripts = jQuery.map(getAll(fragment, "script"), disableScript);
                hasScripts = scripts.length;

                // Use the original fragment for the last item
                // instead of the first because it can end up
                // being emptied incorrectly in certain situations (trac-8070).
                for (; i < l; i++) {
                    node = fragment;

                    if (i !== iNoClone) {
                        node = jQuery.clone(node, true, true);

                        // Keep references to cloned scripts for later restoration
                        if (hasScripts) {

                            // Support: Android <=4.0 only, PhantomJS 1 only
                            // push.apply(_, arraylike) throws on ancient WebKit
                            jQuery.merge(scripts, getAll(node, "script"));
                        }
                    }

                    callback.call(collection[i], node, i);
                }

                if (hasScripts) {
                    doc = scripts[scripts.length - 1].ownerDocument;

                    // Re-enable scripts
                    jQuery.map(scripts, restoreScript);

                    // Evaluate executable scripts on first document insertion
                    for (i = 0; i < hasScripts; i++) {
                        node = scripts[i];
                        if (rscriptType.test(node.type || "") &&
                            !dataPriv.access(node, "globalEval") &&
                            jQuery.contains(doc, node)) {

                            if (node.src && (node.type || "").toLowerCase() !== "module") {

                                // Optional AJAX dependency, but won't run scripts if not present
                                if (jQuery._evalUrl && !node.noModule) {
                                    jQuery._evalUrl(node.src, {
                                        nonce: node.nonce || node.getAttribute("nonce")
                                    }, doc);
                                }
                            } else {

                                // Unwrap a CDATA section containing script contents. This shouldn't be
                                // needed as in XML documents they're already not visible when
                                // inspecting element contents and in HTML documents they have no
                                // meaning but we're preserving that logic for backwards compatibility.
                                // This will be removed completely in 4.0. See gh-4904.
                                DOMEval(node.textContent.replace(rcleanScript, ""), node, doc);
                            }
                        }
                    }
                }
            }
        }

        return collection;
    }

    function remove(elem, selector, keepData) {
        var node,
            nodes = selector ? jQuery.filter(selector, elem) : elem,
            i = 0;

        for (; (node = nodes[i]) != null; i++) {
            if (!keepData && node.nodeType === 1) {
                jQuery.cleanData(getAll(node));
            }

            if (node.parentNode) {
                if (keepData && isAttached(node)) {
                    setGlobalEval(getAll(node, "script"));
                }
                node.parentNode.removeChild(node);
            }
        }

        return elem;
    }

    jQuery.extend({
        htmlPrefilter: function (html) {
            return html;
        },

        clone: function (elem, dataAndEvents, deepDataAndEvents) {
            var i, l, srcElements, destElements,
                clone = elem.cloneNode(true),
                inPage = isAttached(elem);

            // Fix IE cloning issues
            if (!support.noCloneChecked && (elem.nodeType === 1 || elem.nodeType === 11) &&
                !jQuery.isXMLDoc(elem)) {

                // We eschew jQuery#find here for performance reasons:
                // https://jsperf.com/getall-vs-sizzle/2
                destElements = getAll(clone);
                srcElements = getAll(elem);

                for (i = 0, l = srcElements.length; i < l; i++) {
                    fixInput(srcElements[i], destElements[i]);
                }
            }

            // Copy the events from the original to the clone
            if (dataAndEvents) {
                if (deepDataAndEvents) {
                    srcElements = srcElements || getAll(elem);
                    destElements = destElements || getAll(clone);

                    for (i = 0, l = srcElements.length; i < l; i++) {
                        cloneCopyEvent(srcElements[i], destElements[i]);
                    }
                } else {
                    cloneCopyEvent(elem, clone);
                }
            }

            // Preserve script evaluation history
            destElements = getAll(clone, "script");
            if (destElements.length > 0) {
                setGlobalEval(destElements, !inPage && getAll(elem, "script"));
            }

            // Return the cloned set
            return clone;
        },

        cleanData: function (elems) {
            var data, elem, type,
                special = jQuery.event.special,
                i = 0;

            for (; (elem = elems[i]) !== undefined; i++) {
                if (acceptData(elem)) {
                    if ((data = elem[dataPriv.expando])) {
                        if (data.events) {
                            for (type in data.events) {
                                if (special[type]) {
                                    jQuery.event.remove(elem, type);

                                    // This is a shortcut to avoid jQuery.event.remove's overhead
                                } else {
                                    jQuery.removeEvent(elem, type, data.handle);
                                }
                            }
                        }

                        // Support: Chrome <=35 - 45+
                        // Assign undefined instead of using delete, see Data#remove
                        elem[dataPriv.expando] = undefined;
                    }
                    if (elem[dataUser.expando]) {

                        // Support: Chrome <=35 - 45+
                        // Assign undefined instead of using delete, see Data#remove
                        elem[dataUser.expando] = undefined;
                    }
                }
            }
        }
    });

    jQuery.fn.extend({
        detach: function (selector) {
            return remove(this, selector, true);
        },

        remove: function (selector) {
            return remove(this, selector);
        },

        text: function (value) {
            return access(this, function (value) {
                return value === undefined ?
                    jQuery.text(this) :
                    this.empty().each(function () {
                        if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                            this.textContent = value;
                        }
                    });
            }, null, value, arguments.length);
        },

        append: function () {
            return domManip(this, arguments, function (elem) {
                if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                    var target = manipulationTarget(this, elem);
                    target.appendChild(elem);
                }
            });
        },

        prepend: function () {
            return domManip(this, arguments, function (elem) {
                if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                    var target = manipulationTarget(this, elem);
                    target.insertBefore(elem, target.firstChild);
                }
            });
        },

        before: function () {
            return domManip(this, arguments, function (elem) {
                if (this.parentNode) {
                    this.parentNode.insertBefore(elem, this);
                }
            });
        },

        after: function () {
            return domManip(this, arguments, function (elem) {
                if (this.parentNode) {
                    this.parentNode.insertBefore(elem, this.nextSibling);
                }
            });
        },

        empty: function () {
            var elem,
                i = 0;

            for (; (elem = this[i]) != null; i++) {
                if (elem.nodeType === 1) {

                    // Prevent memory leaks
                    jQuery.cleanData(getAll(elem, false));

                    // Remove any remaining nodes
                    elem.textContent = "";
                }
            }

            return this;
        },

        clone: function (dataAndEvents, deepDataAndEvents) {
            dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
            deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

            return this.map(function () {
                return jQuery.clone(this, dataAndEvents, deepDataAndEvents);
            });
        },

        html: function (value) {
            return access(this, function (value) {
                var elem = this[0] || {},
                    i = 0,
                    l = this.length;

                if (value === undefined && elem.nodeType === 1) {
                    return elem.innerHTML;
                }

                // See if we can take a shortcut and just use innerHTML
                if (typeof value === "string" && !rnoInnerhtml.test(value) &&
                    !wrapMap[(rtagName.exec(value) || ["", ""])[1].toLowerCase()]) {

                    value = jQuery.htmlPrefilter(value);

                    try {
                        for (; i < l; i++) {
                            elem = this[i] || {};

                            // Remove element nodes and prevent memory leaks
                            if (elem.nodeType === 1) {
                                jQuery.cleanData(getAll(elem, false));
                                elem.innerHTML = value;
                            }
                        }

                        elem = 0;

                        // If using innerHTML throws an exception, use the fallback method
                    } catch (e) { }
                }

                if (elem) {
                    this.empty().append(value);
                }
            }, null, value, arguments.length);
        },

        replaceWith: function () {
            var ignored = [];

            // Make the changes, replacing each non-ignored context element with the new content
            return domManip(this, arguments, function (elem) {
                var parent = this.parentNode;

                if (jQuery.inArray(this, ignored) < 0) {
                    jQuery.cleanData(getAll(this));
                    if (parent) {
                        parent.replaceChild(elem, this);
                    }
                }

                // Force callback invocation
            }, ignored);
        }
    });

    jQuery.each({
        appendTo: "append",
        prependTo: "prepend",
        insertBefore: "before",
        insertAfter: "after",
        replaceAll: "replaceWith"
    }, function (name, original) {
        jQuery.fn[name] = function (selector) {
            var elems,
                ret = [],
                insert = jQuery(selector),
                last = insert.length - 1,
                i = 0;

            for (; i <= last; i++) {
                elems = i === last ? this : this.clone(true);
                jQuery(insert[i])[original](elems);

                // Support: Android <=4.0 only, PhantomJS 1 only
                // .get() because push.apply(_, arraylike) throws on ancient WebKit
                push.apply(ret, elems.get());
            }

            return this.pushStack(ret);
        };
    });
    var rnumnonpx = new RegExp("^(" + pnum + ")(?!px)[a-z%]+$", "i");

    var rcustomProp = /^--/;


    var getStyles = function (elem) {

        // Support: IE <=11 only, Firefox <=30 (trac-15098, trac-14150)
        // IE throws on elements created in popups
        // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
        var view = elem.ownerDocument.defaultView;

        if (!view || !view.opener) {
            view = window;
        }

        return view.getComputedStyle(elem);
    };

    var swap = function (elem, options, callback) {
        var ret, name,
            old = {};

        // Remember the old values, and insert the new ones
        for (name in options) {
            old[name] = elem.style[name];
            elem.style[name] = options[name];
        }

        ret = callback.call(elem);

        // Revert the old values
        for (name in options) {
            elem.style[name] = old[name];
        }

        return ret;
    };


    var rboxStyle = new RegExp(cssExpand.join("|"), "i");



    (function () {

        // Executing both pixelPosition & boxSizingReliable tests require only one layout
        // so they're executed at the same time to save the second computation.
        function computeStyleTests() {

            // This is a singleton, we need to execute it only once
            if (!div) {
                return;
            }

            container.style.cssText = "position:absolute;left:-11111px;width:60px;" +
                "margin-top:1px;padding:0;border:0";
            div.style.cssText =
                "position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
                "margin:auto;border:1px;padding:1px;" +
                "width:60%;top:1%";
            documentElement.appendChild(container).appendChild(div);

            var divStyle = window.getComputedStyle(div);
            pixelPositionVal = divStyle.top !== "1%";

            // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
            reliableMarginLeftVal = roundPixelMeasures(divStyle.marginLeft) === 12;

            // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
            // Some styles come back with percentage values, even though they shouldn't
            div.style.right = "60%";
            pixelBoxStylesVal = roundPixelMeasures(divStyle.right) === 36;

            // Support: IE 9 - 11 only
            // Detect misreporting of content dimensions for box-sizing:border-box elements
            boxSizingReliableVal = roundPixelMeasures(divStyle.width) === 36;

            // Support: IE 9 only
            // Detect overflow:scroll screwiness (gh-3699)
            // Support: Chrome <=64
            // Don't get tricked when zoom affects offsetWidth (gh-4029)
            div.style.position = "absolute";
            scrollboxSizeVal = roundPixelMeasures(div.offsetWidth / 3) === 12;

            documentElement.removeChild(container);

            // Nullify the div so it wouldn't be stored in the memory and
            // it will also be a sign that checks already performed
            div = null;
        }

        function roundPixelMeasures(measure) {
            return Math.round(parseFloat(measure));
        }

        var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
            reliableTrDimensionsVal, reliableMarginLeftVal,
            container = document.createElement("div"),
            div = document.createElement("div");

        // Finish early in limited (non-browser) environments
        if (!div.style) {
            return;
        }

        // Support: IE <=9 - 11 only
        // Style of cloned element affects source element cloned (trac-8908)
        div.style.backgroundClip = "content-box";
        div.cloneNode(true).style.backgroundClip = "";
        support.clearCloneStyle = div.style.backgroundClip === "content-box";

        jQuery.extend(support, {
            boxSizingReliable: function () {
                computeStyleTests();
                return boxSizingReliableVal;
            },
            pixelBoxStyles: function () {
                computeStyleTests();
                return pixelBoxStylesVal;
            },
            pixelPosition: function () {
                computeStyleTests();
                return pixelPositionVal;
            },
            reliableMarginLeft: function () {
                computeStyleTests();
                return reliableMarginLeftVal;
            },
            scrollboxSize: function () {
                computeStyleTests();
                return scrollboxSizeVal;
            },

            // Support: IE 9 - 11+, Edge 15 - 18+
            // IE/Edge misreport `getComputedStyle` of table rows with width/height
            // set in CSS while `offset*` properties report correct values.
            // Behavior in IE 9 is more subtle than in newer versions & it passes
            // some versions of this test; make sure not to make it pass there!
            //
            // Support: Firefox 70+
            // Only Firefox includes border widths
            // in computed dimensions. (gh-4529)
            reliableTrDimensions: function () {
                var table, tr, trChild, trStyle;
                if (reliableTrDimensionsVal == null) {
                    table = document.createElement("table");
                    tr = document.createElement("tr");
                    trChild = document.createElement("div");

                    table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate";
                    tr.style.cssText = "box-sizing:content-box;border:1px solid";

                    // Support: Chrome 86+
                    // Height set through cssText does not get applied.
                    // Computed height then comes back as 0.
                    tr.style.height = "1px";
                    trChild.style.height = "9px";

                    // Support: Android 8 Chrome 86+
                    // In our bodyBackground.html iframe,
                    // display for all div elements is set to "inline",
                    // which causes a problem only in Android 8 Chrome 86.
                    // Ensuring the div is `display: block`
                    // gets around this issue.
                    trChild.style.display = "block";

                    documentElement
                        .appendChild(table)
                        .appendChild(tr)
                        .appendChild(trChild);

                    trStyle = window.getComputedStyle(tr);
                    reliableTrDimensionsVal = (parseInt(trStyle.height, 10) +
                        parseInt(trStyle.borderTopWidth, 10) +
                        parseInt(trStyle.borderBottomWidth, 10)) === tr.offsetHeight;

                    documentElement.removeChild(table);
                }
                return reliableTrDimensionsVal;
            }
        });
    })();


    function curCSS(elem, name, computed) {
        var width, minWidth, maxWidth, ret,
            isCustomProp = rcustomProp.test(name),

            // Support: Firefox 51+
            // Retrieving style before computed somehow
            // fixes an issue with getting wrong values
            // on detached elements
            style = elem.style;

        computed = computed || getStyles(elem);

        // getPropertyValue is needed for:
        //   .css('filter') (IE 9 only, trac-12537)
        //   .css('--customProperty) (gh-3144)
        if (computed) {

            // Support: IE <=9 - 11+
            // IE only supports `"float"` in `getPropertyValue`; in computed styles
            // it's only available as `"cssFloat"`. We no longer modify properties
            // sent to `.css()` apart from camelCasing, so we need to check both.
            // Normally, this would create difference in behavior: if
            // `getPropertyValue` returns an empty string, the value returned
            // by `.css()` would be `undefined`. This is usually the case for
            // disconnected elements. However, in IE even disconnected elements
            // with no styles return `"none"` for `getPropertyValue( "float" )`
            ret = computed.getPropertyValue(name) || computed[name];

            if (isCustomProp && ret) {

                // Support: Firefox 105+, Chrome <=105+
                // Spec requires trimming whitespace for custom properties (gh-4926).
                // Firefox only trims leading whitespace. Chrome just collapses
                // both leading & trailing whitespace to a single space.
                //
                // Fall back to `undefined` if empty string returned.
                // This collapses a missing definition with property defined
                // and set to an empty string but there's no standard API
                // allowing us to differentiate them without a performance penalty
                // and returning `undefined` aligns with older jQuery.
                //
                // rtrimCSS treats U+000D CARRIAGE RETURN and U+000C FORM FEED
                // as whitespace while CSS does not, but this is not a problem
                // because CSS preprocessing replaces them with U+000A LINE FEED
                // (which *is* CSS whitespace)
                // https://www.w3.org/TR/css-syntax-3/#input-preprocessing
                ret = ret.replace(rtrimCSS, "$1") || undefined;
            }

            if (ret === "" && !isAttached(elem)) {
                ret = jQuery.style(elem, name);
            }

            // A tribute to the "awesome hack by Dean Edwards"
            // Android Browser returns percentage for some values,
            // but width seems to be reliably pixels.
            // This is against the CSSOM draft spec:
            // https://drafts.csswg.org/cssom/#resolved-values
            if (!support.pixelBoxStyles() && rnumnonpx.test(ret) && rboxStyle.test(name)) {

                // Remember the original values
                width = style.width;
                minWidth = style.minWidth;
                maxWidth = style.maxWidth;

                // Put in the new values to get a computed value out
                style.minWidth = style.maxWidth = style.width = ret;
                ret = computed.width;

                // Revert the changed values
                style.width = width;
                style.minWidth = minWidth;
                style.maxWidth = maxWidth;
            }
        }

        return ret !== undefined ?

            // Support: IE <=9 - 11 only
            // IE returns zIndex value as an integer.
            ret + "" :
            ret;
    }


    function addGetHookIf(conditionFn, hookFn) {

        // Define the hook, we'll check on the first run if it's really needed.
        return {
            get: function () {
                if (conditionFn()) {

                    // Hook not needed (or it's not possible to use it due
                    // to missing dependency), remove it.
                    delete this.get;
                    return;
                }

                // Hook needed; redefine it so that the support test is not executed again.
                return (this.get = hookFn).apply(this, arguments);
            }
        };
    }


    var cssPrefixes = ["Webkit", "Moz", "ms"],
        emptyStyle = document.createElement("div").style,
        vendorProps = {};

    // Return a vendor-prefixed property or undefined
    function vendorPropName(name) {

        // Check for vendor prefixed names
        var capName = name[0].toUpperCase() + name.slice(1),
            i = cssPrefixes.length;

        while (i--) {
            name = cssPrefixes[i] + capName;
            if (name in emptyStyle) {
                return name;
            }
        }
    }

    // Return a potentially-mapped jQuery.cssProps or vendor prefixed property
    function finalPropName(name) {
        var final = jQuery.cssProps[name] || vendorProps[name];

        if (final) {
            return final;
        }
        if (name in emptyStyle) {
            return name;
        }
        return vendorProps[name] = vendorPropName(name) || name;
    }


    var

        // Swappable if display is none or starts with table
        // except "table", "table-cell", or "table-caption"
        // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
        rdisplayswap = /^(none|table(?!-c[ea]).+)/,
        cssShow = { position: "absolute", visibility: "hidden", display: "block" },
        cssNormalTransform = {
            letterSpacing: "0",
            fontWeight: "400"
        };

    function setPositiveNumber(_elem, value, subtract) {

        // Any relative (+/-) values have already been
        // normalized at this point
        var matches = rcssNum.exec(value);
        return matches ?

            // Guard against undefined "subtract", e.g., when used as in cssHooks
            Math.max(0, matches[2] - (subtract || 0)) + (matches[3] || "px") :
            value;
    }

    function boxModelAdjustment(elem, dimension, box, isBorderBox, styles, computedVal) {
        var i = dimension === "width" ? 1 : 0,
            extra = 0,
            delta = 0,
            marginDelta = 0;

        // Adjustment may not be necessary
        if (box === (isBorderBox ? "border" : "content")) {
            return 0;
        }

        for (; i < 4; i += 2) {

            // Both box models exclude margin
            // Count margin delta separately to only add it after scroll gutter adjustment.
            // This is needed to make negative margins work with `outerHeight( true )` (gh-3982).
            if (box === "margin") {
                marginDelta += jQuery.css(elem, box + cssExpand[i], true, styles);
            }

            // If we get here with a content-box, we're seeking "padding" or "border" or "margin"
            if (!isBorderBox) {

                // Add padding
                delta += jQuery.css(elem, "padding" + cssExpand[i], true, styles);

                // For "border" or "margin", add border
                if (box !== "padding") {
                    delta += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);

                    // But still keep track of it otherwise
                } else {
                    extra += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }

                // If we get here with a border-box (content + padding + border), we're seeking "content" or
                // "padding" or "margin"
            } else {

                // For "content", subtract padding
                if (box === "content") {
                    delta -= jQuery.css(elem, "padding" + cssExpand[i], true, styles);
                }

                // For "content" or "padding", subtract border
                if (box !== "margin") {
                    delta -= jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }
            }
        }

        // Account for positive content-box scroll gutter when requested by providing computedVal
        if (!isBorderBox && computedVal >= 0) {

            // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
            // Assuming integer scroll gutter, subtract the rest and round down
            delta += Math.max(0, Math.ceil(
                elem["offset" + dimension[0].toUpperCase() + dimension.slice(1)] -
                computedVal -
                delta -
                extra -
                0.5

                // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
                // Use an explicit zero to avoid NaN (gh-3964)
            )) || 0;
        }

        return delta + marginDelta;
    }

    function getWidthOrHeight(elem, dimension, extra) {

        // Start with computed style
        var styles = getStyles(elem),

            // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
            // Fake content-box until we know it's needed to know the true value.
            boxSizingNeeded = !support.boxSizingReliable() || extra,
            isBorderBox = boxSizingNeeded &&
                jQuery.css(elem, "boxSizing", false, styles) === "border-box",
            valueIsBorderBox = isBorderBox,

            val = curCSS(elem, dimension, styles),
            offsetProp = "offset" + dimension[0].toUpperCase() + dimension.slice(1);

        // Support: Firefox <=54
        // Return a confounding non-pixel value or feign ignorance, as appropriate.
        if (rnumnonpx.test(val)) {
            if (!extra) {
                return val;
            }
            val = "auto";
        }


        // Support: IE 9 - 11 only
        // Use offsetWidth/offsetHeight for when box sizing is unreliable.
        // In those cases, the computed value can be trusted to be border-box.
        if ((!support.boxSizingReliable() && isBorderBox ||

            // Support: IE 10 - 11+, Edge 15 - 18+
            // IE/Edge misreport `getComputedStyle` of table rows with width/height
            // set in CSS while `offset*` properties report correct values.
            // Interestingly, in some cases IE 9 doesn't suffer from this issue.
            !support.reliableTrDimensions() && nodeName(elem, "tr") ||

            // Fall back to offsetWidth/offsetHeight when value is "auto"
            // This happens for inline elements with no explicit setting (gh-3571)
            val === "auto" ||

            // Support: Android <=4.1 - 4.3 only
            // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
            !parseFloat(val) && jQuery.css(elem, "display", false, styles) === "inline") &&

            // Make sure the element is visible & connected
            elem.getClientRects().length) {

            isBorderBox = jQuery.css(elem, "boxSizing", false, styles) === "border-box";

            // Where available, offsetWidth/offsetHeight approximate border box dimensions.
            // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
            // retrieved value as a content box dimension.
            valueIsBorderBox = offsetProp in elem;
            if (valueIsBorderBox) {
                val = elem[offsetProp];
            }
        }

        // Normalize "" and auto
        val = parseFloat(val) || 0;

        // Adjust for the element's box model
        return (val +
            boxModelAdjustment(
                elem,
                dimension,
                extra || (isBorderBox ? "border" : "content"),
                valueIsBorderBox,
                styles,

                // Provide the current computed size to request scroll gutter calculation (gh-3589)
                val
            )
        ) + "px";
    }

    jQuery.extend({

        // Add in style property hooks for overriding the default
        // behavior of getting and setting a style property
        cssHooks: {
            opacity: {
                get: function (elem, computed) {
                    if (computed) {

                        // We should always get a number back from opacity
                        var ret = curCSS(elem, "opacity");
                        return ret === "" ? "1" : ret;
                    }
                }
            }
        },

        // Don't automatically add "px" to these possibly-unitless properties
        cssNumber: {
            animationIterationCount: true,
            aspectRatio: true,
            borderImageSlice: true,
            columnCount: true,
            flexGrow: true,
            flexShrink: true,
            fontWeight: true,
            gridArea: true,
            gridColumn: true,
            gridColumnEnd: true,
            gridColumnStart: true,
            gridRow: true,
            gridRowEnd: true,
            gridRowStart: true,
            lineHeight: true,
            opacity: true,
            order: true,
            orphans: true,
            scale: true,
            widows: true,
            zIndex: true,
            zoom: true,

            // SVG-related
            fillOpacity: true,
            floodOpacity: true,
            stopOpacity: true,
            strokeMiterlimit: true,
            strokeOpacity: true
        },

        // Add in properties whose names you wish to fix before
        // setting or getting the value
        cssProps: {},

        // Get and set the style property on a DOM Node
        style: function (elem, name, value, extra) {

            // Don't set styles on text and comment nodes
            if (!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style) {
                return;
            }

            // Make sure that we're working with the right name
            var ret, type, hooks,
                origName = camelCase(name),
                isCustomProp = rcustomProp.test(name),
                style = elem.style;

            // Make sure that we're working with the right name. We don't
            // want to query the value if it is a CSS custom property
            // since they are user-defined.
            if (!isCustomProp) {
                name = finalPropName(origName);
            }

            // Gets hook for the prefixed version, then unprefixed version
            hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

            // Check if we're setting a value
            if (value !== undefined) {
                type = typeof value;

                // Convert "+=" or "-=" to relative numbers (trac-7345)
                if (type === "string" && (ret = rcssNum.exec(value)) && ret[1]) {
                    value = adjustCSS(elem, name, ret);

                    // Fixes bug trac-9237
                    type = "number";
                }

                // Make sure that null and NaN values aren't set (trac-7116)
                if (value == null || value !== value) {
                    return;
                }

                // If a number was passed in, add the unit (except for certain CSS properties)
                // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
                // "px" to a few hardcoded values.
                if (type === "number" && !isCustomProp) {
                    value += ret && ret[3] || (jQuery.cssNumber[origName] ? "" : "px");
                }

                // background-* props affect original clone's values
                if (!support.clearCloneStyle && value === "" && name.indexOf("background") === 0) {
                    style[name] = "inherit";
                }

                // If a hook was provided, use that value, otherwise just set the specified value
                if (!hooks || !("set" in hooks) ||
                    (value = hooks.set(elem, value, extra)) !== undefined) {

                    if (isCustomProp) {
                        style.setProperty(name, value);
                    } else {
                        style[name] = value;
                    }
                }

            } else {

                // If a hook was provided get the non-computed value from there
                if (hooks && "get" in hooks &&
                    (ret = hooks.get(elem, false, extra)) !== undefined) {

                    return ret;
                }

                // Otherwise just get the value from the style object
                return style[name];
            }
        },

        css: function (elem, name, extra, styles) {
            var val, num, hooks,
                origName = camelCase(name),
                isCustomProp = rcustomProp.test(name);

            // Make sure that we're working with the right name. We don't
            // want to modify the value if it is a CSS custom property
            // since they are user-defined.
            if (!isCustomProp) {
                name = finalPropName(origName);
            }

            // Try prefixed name followed by the unprefixed name
            hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

            // If a hook was provided get the computed value from there
            if (hooks && "get" in hooks) {
                val = hooks.get(elem, true, extra);
            }

            // Otherwise, if a way to get the computed value exists, use that
            if (val === undefined) {
                val = curCSS(elem, name, styles);
            }

            // Convert "normal" to computed value
            if (val === "normal" && name in cssNormalTransform) {
                val = cssNormalTransform[name];
            }

            // Make numeric if forced or a qualifier was provided and val looks numeric
            if (extra === "" || extra) {
                num = parseFloat(val);
                return extra === true || isFinite(num) ? num || 0 : val;
            }

            return val;
        }
    });

    jQuery.each(["height", "width"], function (_i, dimension) {
        jQuery.cssHooks[dimension] = {
            get: function (elem, computed, extra) {
                if (computed) {

                    // Certain elements can have dimension info if we invisibly show them
                    // but it must have a current display style that would benefit
                    return rdisplayswap.test(jQuery.css(elem, "display")) &&

                        // Support: Safari 8+
                        // Table columns in Safari have non-zero offsetWidth & zero
                        // getBoundingClientRect().width unless display is changed.
                        // Support: IE <=11 only
                        // Running getBoundingClientRect on a disconnected node
                        // in IE throws an error.
                        (!elem.getClientRects().length || !elem.getBoundingClientRect().width) ?
                        swap(elem, cssShow, function () {
                            return getWidthOrHeight(elem, dimension, extra);
                        }) :
                        getWidthOrHeight(elem, dimension, extra);
                }
            },

            set: function (elem, value, extra) {
                var matches,
                    styles = getStyles(elem),

                    // Only read styles.position if the test has a chance to fail
                    // to avoid forcing a reflow.
                    scrollboxSizeBuggy = !support.scrollboxSize() &&
                        styles.position === "absolute",

                    // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
                    boxSizingNeeded = scrollboxSizeBuggy || extra,
                    isBorderBox = boxSizingNeeded &&
                        jQuery.css(elem, "boxSizing", false, styles) === "border-box",
                    subtract = extra ?
                        boxModelAdjustment(
                            elem,
                            dimension,
                            extra,
                            isBorderBox,
                            styles
                        ) :
                        0;

                // Account for unreliable border-box dimensions by comparing offset* to computed and
                // faking a content-box to get border and padding (gh-3699)
                if (isBorderBox && scrollboxSizeBuggy) {
                    subtract -= Math.ceil(
                        elem["offset" + dimension[0].toUpperCase() + dimension.slice(1)] -
                        parseFloat(styles[dimension]) -
                        boxModelAdjustment(elem, dimension, "border", false, styles) -
                        0.5
                    );
                }

                // Convert to pixels if value adjustment is needed
                if (subtract && (matches = rcssNum.exec(value)) &&
                    (matches[3] || "px") !== "px") {

                    elem.style[dimension] = value;
                    value = jQuery.css(elem, dimension);
                }

                return setPositiveNumber(elem, value, subtract);
            }
        };
    });

    jQuery.cssHooks.marginLeft = addGetHookIf(support.reliableMarginLeft,
        function (elem, computed) {
            if (computed) {
                return (parseFloat(curCSS(elem, "marginLeft")) ||
                    elem.getBoundingClientRect().left -
                    swap(elem, { marginLeft: 0 }, function () {
                        return elem.getBoundingClientRect().left;
                    })
                ) + "px";
            }
        }
    );

    // These hooks are used by animate to expand properties
    jQuery.each({
        margin: "",
        padding: "",
        border: "Width"
    }, function (prefix, suffix) {
        jQuery.cssHooks[prefix + suffix] = {
            expand: function (value) {
                var i = 0,
                    expanded = {},

                    // Assumes a single number if not a string
                    parts = typeof value === "string" ? value.split(" ") : [value];

                for (; i < 4; i++) {
                    expanded[prefix + cssExpand[i] + suffix] =
                        parts[i] || parts[i - 2] || parts[0];
                }

                return expanded;
            }
        };

        if (prefix !== "margin") {
            jQuery.cssHooks[prefix + suffix].set = setPositiveNumber;
        }
    });

    jQuery.fn.extend({
        css: function (name, value) {
            return access(this, function (elem, name, value) {
                var styles, len,
                    map = {},
                    i = 0;

                if (Array.isArray(name)) {
                    styles = getStyles(elem);
                    len = name.length;

                    for (; i < len; i++) {
                        map[name[i]] = jQuery.css(elem, name[i], false, styles);
                    }

                    return map;
                }

                return value !== undefined ?
                    jQuery.style(elem, name, value) :
                    jQuery.css(elem, name);
            }, name, value, arguments.length > 1);
        }
    });


    function Tween(elem, options, prop, end, easing) {
        return new Tween.prototype.init(elem, options, prop, end, easing);
    }
    jQuery.Tween = Tween;

    Tween.prototype = {
        constructor: Tween,
        init: function (elem, options, prop, end, easing, unit) {
            this.elem = elem;
            this.prop = prop;
            this.easing = easing || jQuery.easing._default;
            this.options = options;
            this.start = this.now = this.cur();
            this.end = end;
            this.unit = unit || (jQuery.cssNumber[prop] ? "" : "px");
        },
        cur: function () {
            var hooks = Tween.propHooks[this.prop];

            return hooks && hooks.get ?
                hooks.get(this) :
                Tween.propHooks._default.get(this);
        },
        run: function (percent) {
            var eased,
                hooks = Tween.propHooks[this.prop];

            if (this.options.duration) {
                this.pos = eased = jQuery.easing[this.easing](
                    percent, this.options.duration * percent, 0, 1, this.options.duration
                );
            } else {
                this.pos = eased = percent;
            }
            this.now = (this.end - this.start) * eased + this.start;

            if (this.options.step) {
                this.options.step.call(this.elem, this.now, this);
            }

            if (hooks && hooks.set) {
                hooks.set(this);
            } else {
                Tween.propHooks._default.set(this);
            }
            return this;
        }
    };

    Tween.prototype.init.prototype = Tween.prototype;

    Tween.propHooks = {
        _default: {
            get: function (tween) {
                var result;

                // Use a property on the element directly when it is not a DOM element,
                // or when there is no matching style property that exists.
                if (tween.elem.nodeType !== 1 ||
                    tween.elem[tween.prop] != null && tween.elem.style[tween.prop] == null) {
                    return tween.elem[tween.prop];
                }

                // Passing an empty string as a 3rd parameter to .css will automatically
                // attempt a parseFloat and fallback to a string if the parse fails.
                // Simple values such as "10px" are parsed to Float;
                // complex values such as "rotate(1rad)" are returned as-is.
                result = jQuery.css(tween.elem, tween.prop, "");

                // Empty strings, null, undefined and "auto" are converted to 0.
                return !result || result === "auto" ? 0 : result;
            },
            set: function (tween) {

                // Use step hook for back compat.
                // Use cssHook if its there.
                // Use .style if available and use plain properties where available.
                if (jQuery.fx.step[tween.prop]) {
                    jQuery.fx.step[tween.prop](tween);
                } else if (tween.elem.nodeType === 1 && (
                    jQuery.cssHooks[tween.prop] ||
                    tween.elem.style[finalPropName(tween.prop)] != null)) {
                    jQuery.style(tween.elem, tween.prop, tween.now + tween.unit);
                } else {
                    tween.elem[tween.prop] = tween.now;
                }
            }
        }
    };

    // Support: IE <=9 only
    // Panic based approach to setting things on disconnected nodes
    Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
        set: function (tween) {
            if (tween.elem.nodeType && tween.elem.parentNode) {
                tween.elem[tween.prop] = tween.now;
            }
        }
    };

    jQuery.easing = {
        linear: function (p) {
            return p;
        },
        swing: function (p) {
            return 0.5 - Math.cos(p * Math.PI) / 2;
        },
        _default: "swing"
    };

    jQuery.fx = Tween.prototype.init;

    // Back compat <1.8 extension point
    jQuery.fx.step = {};




    var
        fxNow, inProgress,
        rfxtypes = /^(?:toggle|show|hide)$/,
        rrun = /queueHooks$/;

    function schedule() {
        if (inProgress) {
            if (document.hidden === false && window.requestAnimationFrame) {
                window.requestAnimationFrame(schedule);
            } else {
                window.setTimeout(schedule, jQuery.fx.interval);
            }

            jQuery.fx.tick();
        }
    }

    // Animations created synchronously will run synchronously
    function createFxNow() {
        window.setTimeout(function () {
            fxNow = undefined;
        });
        return (fxNow = Date.now());
    }

    // Generate parameters to create a standard animation
    function genFx(type, includeWidth) {
        var which,
            i = 0,
            attrs = { height: type };

        // If we include width, step value is 1 to do all cssExpand values,
        // otherwise step value is 2 to skip over Left and Right
        includeWidth = includeWidth ? 1 : 0;
        for (; i < 4; i += 2 - includeWidth) {
            which = cssExpand[i];
            attrs["margin" + which] = attrs["padding" + which] = type;
        }

        if (includeWidth) {
            attrs.opacity = attrs.width = type;
        }

        return attrs;
    }

    function createTween(value, prop, animation) {
        var tween,
            collection = (Animation.tweeners[prop] || []).concat(Animation.tweeners["*"]),
            index = 0,
            length = collection.length;
        for (; index < length; index++) {
            if ((tween = collection[index].call(animation, prop, value))) {

                // We're done with this property
                return tween;
            }
        }
    }

    function defaultPrefilter(elem, props, opts) {
        var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
            isBox = "width" in props || "height" in props,
            anim = this,
            orig = {},
            style = elem.style,
            hidden = elem.nodeType && isHiddenWithinTree(elem),
            dataShow = dataPriv.get(elem, "fxshow");

        // Queue-skipping animations hijack the fx hooks
        if (!opts.queue) {
            hooks = jQuery._queueHooks(elem, "fx");
            if (hooks.unqueued == null) {
                hooks.unqueued = 0;
                oldfire = hooks.empty.fire;
                hooks.empty.fire = function () {
                    if (!hooks.unqueued) {
                        oldfire();
                    }
                };
            }
            hooks.unqueued++;

            anim.always(function () {

                // Ensure the complete handler is called before this completes
                anim.always(function () {
                    hooks.unqueued--;
                    if (!jQuery.queue(elem, "fx").length) {
                        hooks.empty.fire();
                    }
                });
            });
        }

        // Detect show/hide animations
        for (prop in props) {
            value = props[prop];
            if (rfxtypes.test(value)) {
                delete props[prop];
                toggle = toggle || value === "toggle";
                if (value === (hidden ? "hide" : "show")) {

                    // Pretend to be hidden if this is a "show" and
                    // there is still data from a stopped show/hide
                    if (value === "show" && dataShow && dataShow[prop] !== undefined) {
                        hidden = true;

                        // Ignore all other no-op show/hide data
                    } else {
                        continue;
                    }
                }
                orig[prop] = dataShow && dataShow[prop] || jQuery.style(elem, prop);
            }
        }

        // Bail out if this is a no-op like .hide().hide()
        propTween = !jQuery.isEmptyObject(props);
        if (!propTween && jQuery.isEmptyObject(orig)) {
            return;
        }

        // Restrict "overflow" and "display" styles during box animations
        if (isBox && elem.nodeType === 1) {

            // Support: IE <=9 - 11, Edge 12 - 15
            // Record all 3 overflow attributes because IE does not infer the shorthand
            // from identically-valued overflowX and overflowY and Edge just mirrors
            // the overflowX value there.
            opts.overflow = [style.overflow, style.overflowX, style.overflowY];

            // Identify a display type, preferring old show/hide data over the CSS cascade
            restoreDisplay = dataShow && dataShow.display;
            if (restoreDisplay == null) {
                restoreDisplay = dataPriv.get(elem, "display");
            }
            display = jQuery.css(elem, "display");
            if (display === "none") {
                if (restoreDisplay) {
                    display = restoreDisplay;
                } else {

                    // Get nonempty value(s) by temporarily forcing visibility
                    showHide([elem], true);
                    restoreDisplay = elem.style.display || restoreDisplay;
                    display = jQuery.css(elem, "display");
                    showHide([elem]);
                }
            }

            // Animate inline elements as inline-block
            if (display === "inline" || display === "inline-block" && restoreDisplay != null) {
                if (jQuery.css(elem, "float") === "none") {

                    // Restore the original display value at the end of pure show/hide animations
                    if (!propTween) {
                        anim.done(function () {
                            style.display = restoreDisplay;
                        });
                        if (restoreDisplay == null) {
                            display = style.display;
                            restoreDisplay = display === "none" ? "" : display;
                        }
                    }
                    style.display = "inline-block";
                }
            }
        }

        if (opts.overflow) {
            style.overflow = "hidden";
            anim.always(function () {
                style.overflow = opts.overflow[0];
                style.overflowX = opts.overflow[1];
                style.overflowY = opts.overflow[2];
            });
        }

        // Implement show/hide animations
        propTween = false;
        for (prop in orig) {

            // General show/hide setup for this element animation
            if (!propTween) {
                if (dataShow) {
                    if ("hidden" in dataShow) {
                        hidden = dataShow.hidden;
                    }
                } else {
                    dataShow = dataPriv.access(elem, "fxshow", { display: restoreDisplay });
                }

                // Store hidden/visible for toggle so `.stop().toggle()` "reverses"
                if (toggle) {
                    dataShow.hidden = !hidden;
                }

                // Show elements before animating them
                if (hidden) {
                    showHide([elem], true);
                }

                /* eslint-disable no-loop-func */

                anim.done(function () {

                    /* eslint-enable no-loop-func */

                    // The final step of a "hide" animation is actually hiding the element
                    if (!hidden) {
                        showHide([elem]);
                    }
                    dataPriv.remove(elem, "fxshow");
                    for (prop in orig) {
                        jQuery.style(elem, prop, orig[prop]);
                    }
                });
            }

            // Per-property setup
            propTween = createTween(hidden ? dataShow[prop] : 0, prop, anim);
            if (!(prop in dataShow)) {
                dataShow[prop] = propTween.start;
                if (hidden) {
                    propTween.end = propTween.start;
                    propTween.start = 0;
                }
            }
        }
    }

    function propFilter(props, specialEasing) {
        var index, name, easing, value, hooks;

        // camelCase, specialEasing and expand cssHook pass
        for (index in props) {
            name = camelCase(index);
            easing = specialEasing[name];
            value = props[index];
            if (Array.isArray(value)) {
                easing = value[1];
                value = props[index] = value[0];
            }

            if (index !== name) {
                props[name] = value;
                delete props[index];
            }

            hooks = jQuery.cssHooks[name];
            if (hooks && "expand" in hooks) {
                value = hooks.expand(value);
                delete props[name];

                // Not quite $.extend, this won't overwrite existing keys.
                // Reusing 'index' because we have the correct "name"
                for (index in value) {
                    if (!(index in props)) {
                        props[index] = value[index];
                        specialEasing[index] = easing;
                    }
                }
            } else {
                specialEasing[name] = easing;
            }
        }
    }

    function Animation(elem, properties, options) {
        var result,
            stopped,
            index = 0,
            length = Animation.prefilters.length,
            deferred = jQuery.Deferred().always(function () {

                // Don't match elem in the :animated selector
                delete tick.elem;
            }),
            tick = function () {
                if (stopped) {
                    return false;
                }
                var currentTime = fxNow || createFxNow(),
                    remaining = Math.max(0, animation.startTime + animation.duration - currentTime),

                    // Support: Android 2.3 only
                    // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (trac-12497)
                    temp = remaining / animation.duration || 0,
                    percent = 1 - temp,
                    index = 0,
                    length = animation.tweens.length;

                for (; index < length; index++) {
                    animation.tweens[index].run(percent);
                }

                deferred.notifyWith(elem, [animation, percent, remaining]);

                // If there's more to do, yield
                if (percent < 1 && length) {
                    return remaining;
                }

                // If this was an empty animation, synthesize a final progress notification
                if (!length) {
                    deferred.notifyWith(elem, [animation, 1, 0]);
                }

                // Resolve the animation and report its conclusion
                deferred.resolveWith(elem, [animation]);
                return false;
            },
            animation = deferred.promise({
                elem: elem,
                props: jQuery.extend({}, properties),
                opts: jQuery.extend(true, {
                    specialEasing: {},
                    easing: jQuery.easing._default
                }, options),
                originalProperties: properties,
                originalOptions: options,
                startTime: fxNow || createFxNow(),
                duration: options.duration,
                tweens: [],
                createTween: function (prop, end) {
                    var tween = jQuery.Tween(elem, animation.opts, prop, end,
                        animation.opts.specialEasing[prop] || animation.opts.easing);
                    animation.tweens.push(tween);
                    return tween;
                },
                stop: function (gotoEnd) {
                    var index = 0,

                        // If we are going to the end, we want to run all the tweens
                        // otherwise we skip this part
                        length = gotoEnd ? animation.tweens.length : 0;
                    if (stopped) {
                        return this;
                    }
                    stopped = true;
                    for (; index < length; index++) {
                        animation.tweens[index].run(1);
                    }

                    // Resolve when we played the last frame; otherwise, reject
                    if (gotoEnd) {
                        deferred.notifyWith(elem, [animation, 1, 0]);
                        deferred.resolveWith(elem, [animation, gotoEnd]);
                    } else {
                        deferred.rejectWith(elem, [animation, gotoEnd]);
                    }
                    return this;
                }
            }),
            props = animation.props;

        propFilter(props, animation.opts.specialEasing);

        for (; index < length; index++) {
            result = Animation.prefilters[index].call(animation, elem, props, animation.opts);
            if (result) {
                if (isFunction(result.stop)) {
                    jQuery._queueHooks(animation.elem, animation.opts.queue).stop =
                        result.stop.bind(result);
                }
                return result;
            }
        }

        jQuery.map(props, createTween, animation);

        if (isFunction(animation.opts.start)) {
            animation.opts.start.call(elem, animation);
        }

        // Attach callbacks from options
        animation
            .progress(animation.opts.progress)
            .done(animation.opts.done, animation.opts.complete)
            .fail(animation.opts.fail)
            .always(animation.opts.always);

        jQuery.fx.timer(
            jQuery.extend(tick, {
                elem: elem,
                anim: animation,
                queue: animation.opts.queue
            })
        );

        return animation;
    }

    jQuery.Animation = jQuery.extend(Animation, {

        tweeners: {
            "*": [function (prop, value) {
                var tween = this.createTween(prop, value);
                adjustCSS(tween.elem, prop, rcssNum.exec(value), tween);
                return tween;
            }]
        },

        tweener: function (props, callback) {
            if (isFunction(props)) {
                callback = props;
                props = ["*"];
            } else {
                props = props.match(rnothtmlwhite);
            }

            var prop,
                index = 0,
                length = props.length;

            for (; index < length; index++) {
                prop = props[index];
                Animation.tweeners[prop] = Animation.tweeners[prop] || [];
                Animation.tweeners[prop].unshift(callback);
            }
        },

        prefilters: [defaultPrefilter],

        prefilter: function (callback, prepend) {
            if (prepend) {
                Animation.prefilters.unshift(callback);
            } else {
                Animation.prefilters.push(callback);
            }
        }
    });

    jQuery.speed = function (speed, easing, fn) {
        var opt = speed && typeof speed === "object" ? jQuery.extend({}, speed) : {
            complete: fn || !fn && easing ||
                isFunction(speed) && speed,
            duration: speed,
            easing: fn && easing || easing && !isFunction(easing) && easing
        };

        // Go to the end state if fx are off
        if (jQuery.fx.off) {
            opt.duration = 0;

        } else {
            if (typeof opt.duration !== "number") {
                if (opt.duration in jQuery.fx.speeds) {
                    opt.duration = jQuery.fx.speeds[opt.duration];

                } else {
                    opt.duration = jQuery.fx.speeds._default;
                }
            }
        }

        // Normalize opt.queue - true/undefined/null -> "fx"
        if (opt.queue == null || opt.queue === true) {
            opt.queue = "fx";
        }

        // Queueing
        opt.old = opt.complete;

        opt.complete = function () {
            if (isFunction(opt.old)) {
                opt.old.call(this);
            }

            if (opt.queue) {
                jQuery.dequeue(this, opt.queue);
            }
        };

        return opt;
    };

    jQuery.fn.extend({
        fadeTo: function (speed, to, easing, callback) {

            // Show any hidden elements after setting opacity to 0
            return this.filter(isHiddenWithinTree).css("opacity", 0).show()

                // Animate to the value specified
                .end().animate({ opacity: to }, speed, easing, callback);
        },
        animate: function (prop, speed, easing, callback) {
            var empty = jQuery.isEmptyObject(prop),
                optall = jQuery.speed(speed, easing, callback),
                doAnimation = function () {

                    // Operate on a copy of prop so per-property easing won't be lost
                    var anim = Animation(this, jQuery.extend({}, prop), optall);

                    // Empty animations, or finishing resolves immediately
                    if (empty || dataPriv.get(this, "finish")) {
                        anim.stop(true);
                    }
                };

            doAnimation.finish = doAnimation;

            return empty || optall.queue === false ?
                this.each(doAnimation) :
                this.queue(optall.queue, doAnimation);
        },
        stop: function (type, clearQueue, gotoEnd) {
            var stopQueue = function (hooks) {
                var stop = hooks.stop;
                delete hooks.stop;
                stop(gotoEnd);
            };

            if (typeof type !== "string") {
                gotoEnd = clearQueue;
                clearQueue = type;
                type = undefined;
            }
            if (clearQueue) {
                this.queue(type || "fx", []);
            }

            return this.each(function () {
                var dequeue = true,
                    index = type != null && type + "queueHooks",
                    timers = jQuery.timers,
                    data = dataPriv.get(this);

                if (index) {
                    if (data[index] && data[index].stop) {
                        stopQueue(data[index]);
                    }
                } else {
                    for (index in data) {
                        if (data[index] && data[index].stop && rrun.test(index)) {
                            stopQueue(data[index]);
                        }
                    }
                }

                for (index = timers.length; index--;) {
                    if (timers[index].elem === this &&
                        (type == null || timers[index].queue === type)) {

                        timers[index].anim.stop(gotoEnd);
                        dequeue = false;
                        timers.splice(index, 1);
                    }
                }

                // Start the next in the queue if the last step wasn't forced.
                // Timers currently will call their complete callbacks, which
                // will dequeue but only if they were gotoEnd.
                if (dequeue || !gotoEnd) {
                    jQuery.dequeue(this, type);
                }
            });
        },
        finish: function (type) {
            if (type !== false) {
                type = type || "fx";
            }
            return this.each(function () {
                var index,
                    data = dataPriv.get(this),
                    queue = data[type + "queue"],
                    hooks = data[type + "queueHooks"],
                    timers = jQuery.timers,
                    length = queue ? queue.length : 0;

                // Enable finishing flag on private data
                data.finish = true;

                // Empty the queue first
                jQuery.queue(this, type, []);

                if (hooks && hooks.stop) {
                    hooks.stop.call(this, true);
                }

                // Look for any active animations, and finish them
                for (index = timers.length; index--;) {
                    if (timers[index].elem === this && timers[index].queue === type) {
                        timers[index].anim.stop(true);
                        timers.splice(index, 1);
                    }
                }

                // Look for any animations in the old queue and finish them
                for (index = 0; index < length; index++) {
                    if (queue[index] && queue[index].finish) {
                        queue[index].finish.call(this);
                    }
                }

                // Turn off finishing flag
                delete data.finish;
            });
        }
    });

    jQuery.each(["toggle", "show", "hide"], function (_i, name) {
        var cssFn = jQuery.fn[name];
        jQuery.fn[name] = function (speed, easing, callback) {
            return speed == null || typeof speed === "boolean" ?
                cssFn.apply(this, arguments) :
                this.animate(genFx(name, true), speed, easing, callback);
        };
    });

    // Generate shortcuts for custom animations
    jQuery.each({
        slideDown: genFx("show"),
        slideUp: genFx("hide"),
        slideToggle: genFx("toggle"),
        fadeIn: { opacity: "show" },
        fadeOut: { opacity: "hide" },
        fadeToggle: { opacity: "toggle" }
    }, function (name, props) {
        jQuery.fn[name] = function (speed, easing, callback) {
            return this.animate(props, speed, easing, callback);
        };
    });

    jQuery.timers = [];
    jQuery.fx.tick = function () {
        var timer,
            i = 0,
            timers = jQuery.timers;

        fxNow = Date.now();

        for (; i < timers.length; i++) {
            timer = timers[i];

            // Run the timer and safely remove it when done (allowing for external removal)
            if (!timer() && timers[i] === timer) {
                timers.splice(i--, 1);
            }
        }

        if (!timers.length) {
            jQuery.fx.stop();
        }
        fxNow = undefined;
    };

    jQuery.fx.timer = function (timer) {
        jQuery.timers.push(timer);
        jQuery.fx.start();
    };

    jQuery.fx.interval = 13;
    jQuery.fx.start = function () {
        if (inProgress) {
            return;
        }

        inProgress = true;
        schedule();
    };

    jQuery.fx.stop = function () {
        inProgress = null;
    };

    jQuery.fx.speeds = {
        slow: 600,
        fast: 200,

        // Default speed
        _default: 400
    };


    // Based off of the plugin by Clint Helfers, with permission.
    jQuery.fn.delay = function (time, type) {
        time = jQuery.fx ? jQuery.fx.speeds[time] || time : time;
        type = type || "fx";

        return this.queue(type, function (next, hooks) {
            var timeout = window.setTimeout(next, time);
            hooks.stop = function () {
                window.clearTimeout(timeout);
            };
        });
    };


    (function () {
        var input = document.createElement("input"),
            select = document.createElement("select"),
            opt = select.appendChild(document.createElement("option"));

        input.type = "checkbox";

        // Support: Android <=4.3 only
        // Default value for a checkbox should be "on"
        support.checkOn = input.value !== "";

        // Support: IE <=11 only
        // Must access selectedIndex to make default options select
        support.optSelected = opt.selected;

        // Support: IE <=11 only
        // An input loses its value after becoming a radio
        input = document.createElement("input");
        input.value = "t";
        input.type = "radio";
        support.radioValue = input.value === "t";
    })();


    var boolHook,
        attrHandle = jQuery.expr.attrHandle;

    jQuery.fn.extend({
        attr: function (name, value) {
            return access(this, jQuery.attr, name, value, arguments.length > 1);
        },

        removeAttr: function (name) {
            return this.each(function () {
                jQuery.removeAttr(this, name);
            });
        }
    });

    jQuery.extend({
        attr: function (elem, name, value) {
            var ret, hooks,
                nType = elem.nodeType;

            // Don't get/set attributes on text, comment and attribute nodes
            if (nType === 3 || nType === 8 || nType === 2) {
                return;
            }

            // Fallback to prop when attributes are not supported
            if (typeof elem.getAttribute === "undefined") {
                return jQuery.prop(elem, name, value);
            }

            // Attribute hooks are determined by the lowercase version
            // Grab necessary hook if one is defined
            if (nType !== 1 || !jQuery.isXMLDoc(elem)) {
                hooks = jQuery.attrHooks[name.toLowerCase()] ||
                    (jQuery.expr.match.bool.test(name) ? boolHook : undefined);
            }

            if (value !== undefined) {
                if (value === null) {
                    jQuery.removeAttr(elem, name);
                    return;
                }

                if (hooks && "set" in hooks &&
                    (ret = hooks.set(elem, value, name)) !== undefined) {
                    return ret;
                }

                elem.setAttribute(name, value + "");
                return value;
            }

            if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                return ret;
            }

            ret = jQuery.find.attr(elem, name);

            // Non-existent attributes return null, we normalize to undefined
            return ret == null ? undefined : ret;
        },

        attrHooks: {
            type: {
                set: function (elem, value) {
                    if (!support.radioValue && value === "radio" &&
                        nodeName(elem, "input")) {
                        var val = elem.value;
                        elem.setAttribute("type", value);
                        if (val) {
                            elem.value = val;
                        }
                        return value;
                    }
                }
            }
        },

        removeAttr: function (elem, value) {
            var name,
                i = 0,

                // Attribute names can contain non-HTML whitespace characters
                // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
                attrNames = value && value.match(rnothtmlwhite);

            if (attrNames && elem.nodeType === 1) {
                while ((name = attrNames[i++])) {
                    elem.removeAttribute(name);
                }
            }
        }
    });

    // Hooks for boolean attributes
    boolHook = {
        set: function (elem, value, name) {
            if (value === false) {

                // Remove boolean attributes when set to false
                jQuery.removeAttr(elem, name);
            } else {
                elem.setAttribute(name, name);
            }
            return name;
        }
    };

    jQuery.each(jQuery.expr.match.bool.source.match(/\w+/g), function (_i, name) {
        var getter = attrHandle[name] || jQuery.find.attr;

        attrHandle[name] = function (elem, name, isXML) {
            var ret, handle,
                lowercaseName = name.toLowerCase();

            if (!isXML) {

                // Avoid an infinite loop by temporarily removing this function from the getter
                handle = attrHandle[lowercaseName];
                attrHandle[lowercaseName] = ret;
                ret = getter(elem, name, isXML) != null ?
                    lowercaseName :
                    null;
                attrHandle[lowercaseName] = handle;
            }
            return ret;
        };
    });




    var rfocusable = /^(?:input|select|textarea|button)$/i,
        rclickable = /^(?:a|area)$/i;

    jQuery.fn.extend({
        prop: function (name, value) {
            return access(this, jQuery.prop, name, value, arguments.length > 1);
        },

        removeProp: function (name) {
            return this.each(function () {
                delete this[jQuery.propFix[name] || name];
            });
        }
    });

    jQuery.extend({
        prop: function (elem, name, value) {
            var ret, hooks,
                nType = elem.nodeType;

            // Don't get/set properties on text, comment and attribute nodes
            if (nType === 3 || nType === 8 || nType === 2) {
                return;
            }

            if (nType !== 1 || !jQuery.isXMLDoc(elem)) {

                // Fix name and attach hooks
                name = jQuery.propFix[name] || name;
                hooks = jQuery.propHooks[name];
            }

            if (value !== undefined) {
                if (hooks && "set" in hooks &&
                    (ret = hooks.set(elem, value, name)) !== undefined) {
                    return ret;
                }

                return (elem[name] = value);
            }

            if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                return ret;
            }

            return elem[name];
        },

        propHooks: {
            tabIndex: {
                get: function (elem) {

                    // Support: IE <=9 - 11 only
                    // elem.tabIndex doesn't always return the
                    // correct value when it hasn't been explicitly set
                    // Use proper attribute retrieval (trac-12072)
                    var tabindex = jQuery.find.attr(elem, "tabindex");

                    if (tabindex) {
                        return parseInt(tabindex, 10);
                    }

                    if (
                        rfocusable.test(elem.nodeName) ||
                        rclickable.test(elem.nodeName) &&
                        elem.href
                    ) {
                        return 0;
                    }

                    return -1;
                }
            }
        },

        propFix: {
            "for": "htmlFor",
            "class": "className"
        }
    });

    // Support: IE <=11 only
    // Accessing the selectedIndex property
    // forces the browser to respect setting selected
    // on the option
    // The getter ensures a default option is selected
    // when in an optgroup
    // eslint rule "no-unused-expressions" is disabled for this code
    // since it considers such accessions noop
    if (!support.optSelected) {
        jQuery.propHooks.selected = {
            get: function (elem) {

                /* eslint no-unused-expressions: "off" */

                var parent = elem.parentNode;
                if (parent && parent.parentNode) {
                    parent.parentNode.selectedIndex;
                }
                return null;
            },
            set: function (elem) {

                /* eslint no-unused-expressions: "off" */

                var parent = elem.parentNode;
                if (parent) {
                    parent.selectedIndex;

                    if (parent.parentNode) {
                        parent.parentNode.selectedIndex;
                    }
                }
            }
        };
    }

    jQuery.each([
        "tabIndex",
        "readOnly",
        "maxLength",
        "cellSpacing",
        "cellPadding",
        "rowSpan",
        "colSpan",
        "useMap",
        "frameBorder",
        "contentEditable"
    ], function () {
        jQuery.propFix[this.toLowerCase()] = this;
    });




    // Strip and collapse whitespace according to HTML spec
    // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
    function stripAndCollapse(value) {
        var tokens = value.match(rnothtmlwhite) || [];
        return tokens.join(" ");
    }


    function getClass(elem) {
        return elem.getAttribute && elem.getAttribute("class") || "";
    }

    function classesToArray(value) {
        if (Array.isArray(value)) {
            return value;
        }
        if (typeof value === "string") {
            return value.match(rnothtmlwhite) || [];
        }
        return [];
    }

    jQuery.fn.extend({
        addClass: function (value) {
            var classNames, cur, curValue, className, i, finalValue;

            if (isFunction(value)) {
                return this.each(function (j) {
                    jQuery(this).addClass(value.call(this, j, getClass(this)));
                });
            }

            classNames = classesToArray(value);

            if (classNames.length) {
                return this.each(function () {
                    curValue = getClass(this);
                    cur = this.nodeType === 1 && (" " + stripAndCollapse(curValue) + " ");

                    if (cur) {
                        for (i = 0; i < classNames.length; i++) {
                            className = classNames[i];
                            if (cur.indexOf(" " + className + " ") < 0) {
                                cur += className + " ";
                            }
                        }

                        // Only assign if different to avoid unneeded rendering.
                        finalValue = stripAndCollapse(cur);
                        if (curValue !== finalValue) {
                            this.setAttribute("class", finalValue);
                        }
                    }
                });
            }

            return this;
        },

        removeClass: function (value) {
            var classNames, cur, curValue, className, i, finalValue;

            if (isFunction(value)) {
                return this.each(function (j) {
                    jQuery(this).removeClass(value.call(this, j, getClass(this)));
                });
            }

            if (!arguments.length) {
                return this.attr("class", "");
            }

            classNames = classesToArray(value);

            if (classNames.length) {
                return this.each(function () {
                    curValue = getClass(this);

                    // This expression is here for better compressibility (see addClass)
                    cur = this.nodeType === 1 && (" " + stripAndCollapse(curValue) + " ");

                    if (cur) {
                        for (i = 0; i < classNames.length; i++) {
                            className = classNames[i];

                            // Remove *all* instances
                            while (cur.indexOf(" " + className + " ") > -1) {
                                cur = cur.replace(" " + className + " ", " ");
                            }
                        }

                        // Only assign if different to avoid unneeded rendering.
                        finalValue = stripAndCollapse(cur);
                        if (curValue !== finalValue) {
                            this.setAttribute("class", finalValue);
                        }
                    }
                });
            }

            return this;
        },

        toggleClass: function (value, stateVal) {
            var classNames, className, i, self,
                type = typeof value,
                isValidValue = type === "string" || Array.isArray(value);

            if (isFunction(value)) {
                return this.each(function (i) {
                    jQuery(this).toggleClass(
                        value.call(this, i, getClass(this), stateVal),
                        stateVal
                    );
                });
            }

            if (typeof stateVal === "boolean" && isValidValue) {
                return stateVal ? this.addClass(value) : this.removeClass(value);
            }

            classNames = classesToArray(value);

            return this.each(function () {
                if (isValidValue) {

                    // Toggle individual class names
                    self = jQuery(this);

                    for (i = 0; i < classNames.length; i++) {
                        className = classNames[i];

                        // Check each className given, space separated list
                        if (self.hasClass(className)) {
                            self.removeClass(className);
                        } else {
                            self.addClass(className);
                        }
                    }

                    // Toggle whole class name
                } else if (value === undefined || type === "boolean") {
                    className = getClass(this);
                    if (className) {

                        // Store className if set
                        dataPriv.set(this, "__className__", className);
                    }

                    // If the element has a class name or if we're passed `false`,
                    // then remove the whole classname (if there was one, the above saved it).
                    // Otherwise bring back whatever was previously saved (if anything),
                    // falling back to the empty string if nothing was stored.
                    if (this.setAttribute) {
                        this.setAttribute("class",
                            className || value === false ?
                                "" :
                                dataPriv.get(this, "__className__") || ""
                        );
                    }
                }
            });
        },

        hasClass: function (selector) {
            var className, elem,
                i = 0;

            className = " " + selector + " ";
            while ((elem = this[i++])) {
                if (elem.nodeType === 1 &&
                    (" " + stripAndCollapse(getClass(elem)) + " ").indexOf(className) > -1) {
                    return true;
                }
            }

            return false;
        }
    });




    var rreturn = /\r/g;

    jQuery.fn.extend({
        val: function (value) {
            var hooks, ret, valueIsFunction,
                elem = this[0];

            if (!arguments.length) {
                if (elem) {
                    hooks = jQuery.valHooks[elem.type] ||
                        jQuery.valHooks[elem.nodeName.toLowerCase()];

                    if (hooks &&
                        "get" in hooks &&
                        (ret = hooks.get(elem, "value")) !== undefined
                    ) {
                        return ret;
                    }

                    ret = elem.value;

                    // Handle most common string cases
                    if (typeof ret === "string") {
                        return ret.replace(rreturn, "");
                    }

                    // Handle cases where value is null/undef or number
                    return ret == null ? "" : ret;
                }

                return;
            }

            valueIsFunction = isFunction(value);

            return this.each(function (i) {
                var val;

                if (this.nodeType !== 1) {
                    return;
                }

                if (valueIsFunction) {
                    val = value.call(this, i, jQuery(this).val());
                } else {
                    val = value;
                }

                // Treat null/undefined as ""; convert numbers to string
                if (val == null) {
                    val = "";

                } else if (typeof val === "number") {
                    val += "";

                } else if (Array.isArray(val)) {
                    val = jQuery.map(val, function (value) {
                        return value == null ? "" : value + "";
                    });
                }

                hooks = jQuery.valHooks[this.type] || jQuery.valHooks[this.nodeName.toLowerCase()];

                // If set returns undefined, fall back to normal setting
                if (!hooks || !("set" in hooks) || hooks.set(this, val, "value") === undefined) {
                    this.value = val;
                }
            });
        }
    });

    jQuery.extend({
        valHooks: {
            option: {
                get: function (elem) {

                    var val = jQuery.find.attr(elem, "value");
                    return val != null ?
                        val :

                        // Support: IE <=10 - 11 only
                        // option.text throws exceptions (trac-14686, trac-14858)
                        // Strip and collapse whitespace
                        // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
                        stripAndCollapse(jQuery.text(elem));
                }
            },
            select: {
                get: function (elem) {
                    var value, option, i,
                        options = elem.options,
                        index = elem.selectedIndex,
                        one = elem.type === "select-one",
                        values = one ? null : [],
                        max = one ? index + 1 : options.length;

                    if (index < 0) {
                        i = max;

                    } else {
                        i = one ? index : 0;
                    }

                    // Loop through all the selected options
                    for (; i < max; i++) {
                        option = options[i];

                        // Support: IE <=9 only
                        // IE8-9 doesn't update selected after form reset (trac-2551)
                        if ((option.selected || i === index) &&

                            // Don't return options that are disabled or in a disabled optgroup
                            !option.disabled &&
                            (!option.parentNode.disabled ||
                                !nodeName(option.parentNode, "optgroup"))) {

                            // Get the specific value for the option
                            value = jQuery(option).val();

                            // We don't need an array for one selects
                            if (one) {
                                return value;
                            }

                            // Multi-Selects return an array
                            values.push(value);
                        }
                    }

                    return values;
                },

                set: function (elem, value) {
                    var optionSet, option,
                        options = elem.options,
                        values = jQuery.makeArray(value),
                        i = options.length;

                    while (i--) {
                        option = options[i];

                        /* eslint-disable no-cond-assign */

                        if (option.selected =
                            jQuery.inArray(jQuery.valHooks.option.get(option), values) > -1
                        ) {
                            optionSet = true;
                        }

                        /* eslint-enable no-cond-assign */
                    }

                    // Force browsers to behave consistently when non-matching value is set
                    if (!optionSet) {
                        elem.selectedIndex = -1;
                    }
                    return values;
                }
            }
        }
    });

    // Radios and checkboxes getter/setter
    jQuery.each(["radio", "checkbox"], function () {
        jQuery.valHooks[this] = {
            set: function (elem, value) {
                if (Array.isArray(value)) {
                    return (elem.checked = jQuery.inArray(jQuery(elem).val(), value) > -1);
                }
            }
        };
        if (!support.checkOn) {
            jQuery.valHooks[this].get = function (elem) {
                return elem.getAttribute("value") === null ? "on" : elem.value;
            };
        }
    });




    // Return jQuery for attributes-only inclusion
    var location = window.location;

    var nonce = { guid: Date.now() };

    var rquery = (/\?/);



    // Cross-browser xml parsing
    jQuery.parseXML = function (data) {
        var xml, parserErrorElem;
        if (!data || typeof data !== "string") {
            return null;
        }

        // Support: IE 9 - 11 only
        // IE throws on parseFromString with invalid input.
        try {
            xml = (new window.DOMParser()).parseFromString(data, "text/xml");
        } catch (e) { }

        parserErrorElem = xml && xml.getElementsByTagName("parsererror")[0];
        if (!xml || parserErrorElem) {
            jQuery.error("Invalid XML: " + (
                parserErrorElem ?
                    jQuery.map(parserErrorElem.childNodes, function (el) {
                        return el.textContent;
                    }).join("\n") :
                    data
            ));
        }
        return xml;
    };


    var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
        stopPropagationCallback = function (e) {
            e.stopPropagation();
        };

    jQuery.extend(jQuery.event, {

        trigger: function (event, data, elem, onlyHandlers) {

            var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
                eventPath = [elem || document],
                type = hasOwn.call(event, "type") ? event.type : event,
                namespaces = hasOwn.call(event, "namespace") ? event.namespace.split(".") : [];

            cur = lastElement = tmp = elem = elem || document;

            // Don't do events on text and comment nodes
            if (elem.nodeType === 3 || elem.nodeType === 8) {
                return;
            }

            // focus/blur morphs to focusin/out; ensure we're not firing them right now
            if (rfocusMorph.test(type + jQuery.event.triggered)) {
                return;
            }

            if (type.indexOf(".") > -1) {

                // Namespaced trigger; create a regexp to match event type in handle()
                namespaces = type.split(".");
                type = namespaces.shift();
                namespaces.sort();
            }
            ontype = type.indexOf(":") < 0 && "on" + type;

            // Caller can pass in a jQuery.Event object, Object, or just an event type string
            event = event[jQuery.expando] ?
                event :
                new jQuery.Event(type, typeof event === "object" && event);

            // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
            event.isTrigger = onlyHandlers ? 2 : 3;
            event.namespace = namespaces.join(".");
            event.rnamespace = event.namespace ?
                new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") :
                null;

            // Clean up the event in case it is being reused
            event.result = undefined;
            if (!event.target) {
                event.target = elem;
            }

            // Clone any incoming data and prepend the event, creating the handler arg list
            data = data == null ?
                [event] :
                jQuery.makeArray(data, [event]);

            // Allow special events to draw outside the lines
            special = jQuery.event.special[type] || {};
            if (!onlyHandlers && special.trigger && special.trigger.apply(elem, data) === false) {
                return;
            }

            // Determine event propagation path in advance, per W3C events spec (trac-9951)
            // Bubble up to document, then to window; watch for a global ownerDocument var (trac-9724)
            if (!onlyHandlers && !special.noBubble && !isWindow(elem)) {

                bubbleType = special.delegateType || type;
                if (!rfocusMorph.test(bubbleType + type)) {
                    cur = cur.parentNode;
                }
                for (; cur; cur = cur.parentNode) {
                    eventPath.push(cur);
                    tmp = cur;
                }

                // Only add window if we got to document (e.g., not plain obj or detached DOM)
                if (tmp === (elem.ownerDocument || document)) {
                    eventPath.push(tmp.defaultView || tmp.parentWindow || window);
                }
            }

            // Fire handlers on the event path
            i = 0;
            while ((cur = eventPath[i++]) && !event.isPropagationStopped()) {
                lastElement = cur;
                event.type = i > 1 ?
                    bubbleType :
                    special.bindType || type;

                // jQuery handler
                handle = (dataPriv.get(cur, "events") || Object.create(null))[event.type] &&
                    dataPriv.get(cur, "handle");
                if (handle) {
                    handle.apply(cur, data);
                }

                // Native handler
                handle = ontype && cur[ontype];
                if (handle && handle.apply && acceptData(cur)) {
                    event.result = handle.apply(cur, data);
                    if (event.result === false) {
                        event.preventDefault();
                    }
                }
            }
            event.type = type;

            // If nobody prevented the default action, do it now
            if (!onlyHandlers && !event.isDefaultPrevented()) {

                if ((!special._default ||
                    special._default.apply(eventPath.pop(), data) === false) &&
                    acceptData(elem)) {

                    // Call a native DOM method on the target with the same name as the event.
                    // Don't do default actions on window, that's where global variables be (trac-6170)
                    if (ontype && isFunction(elem[type]) && !isWindow(elem)) {

                        // Don't re-trigger an onFOO event when we call its FOO() method
                        tmp = elem[ontype];

                        if (tmp) {
                            elem[ontype] = null;
                        }

                        // Prevent re-triggering of the same event, since we already bubbled it above
                        jQuery.event.triggered = type;

                        if (event.isPropagationStopped()) {
                            lastElement.addEventListener(type, stopPropagationCallback);
                        }

                        elem[type]();

                        if (event.isPropagationStopped()) {
                            lastElement.removeEventListener(type, stopPropagationCallback);
                        }

                        jQuery.event.triggered = undefined;

                        if (tmp) {
                            elem[ontype] = tmp;
                        }
                    }
                }
            }

            return event.result;
        },

        // Piggyback on a donor event to simulate a different one
        // Used only for `focus(in | out)` events
        simulate: function (type, elem, event) {
            var e = jQuery.extend(
                new jQuery.Event(),
                event,
                {
                    type: type,
                    isSimulated: true
                }
            );

            jQuery.event.trigger(e, null, elem);
        }

    });

    jQuery.fn.extend({

        trigger: function (type, data) {
            return this.each(function () {
                jQuery.event.trigger(type, data, this);
            });
        },
        triggerHandler: function (type, data) {
            var elem = this[0];
            if (elem) {
                return jQuery.event.trigger(type, data, elem, true);
            }
        }
    });


    var
        rbracket = /\[\]$/,
        rCRLF = /\r?\n/g,
        rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
        rsubmittable = /^(?:input|select|textarea|keygen)/i;

    function buildParams(prefix, obj, traditional, add) {
        var name;

        if (Array.isArray(obj)) {

            // Serialize array item.
            jQuery.each(obj, function (i, v) {
                if (traditional || rbracket.test(prefix)) {

                    // Treat each array item as a scalar.
                    add(prefix, v);

                } else {

                    // Item is non-scalar (array or object), encode its numeric index.
                    buildParams(
                        prefix + "[" + (typeof v === "object" && v != null ? i : "") + "]",
                        v,
                        traditional,
                        add
                    );
                }
            });

        } else if (!traditional && toType(obj) === "object") {

            // Serialize object item.
            for (name in obj) {
                buildParams(prefix + "[" + name + "]", obj[name], traditional, add);
            }

        } else {

            // Serialize scalar item.
            add(prefix, obj);
        }
    }

    // Serialize an array of form elements or a set of
    // key/values into a query string
    jQuery.param = function (a, traditional) {
        var prefix,
            s = [],
            add = function (key, valueOrFunction) {

                // If value is a function, invoke it and use its return value
                var value = isFunction(valueOrFunction) ?
                    valueOrFunction() :
                    valueOrFunction;

                s[s.length] = encodeURIComponent(key) + "=" +
                    encodeURIComponent(value == null ? "" : value);
            };

        if (a == null) {
            return "";
        }

        // If an array was passed in, assume that it is an array of form elements.
        if (Array.isArray(a) || (a.jquery && !jQuery.isPlainObject(a))) {

            // Serialize the form elements
            jQuery.each(a, function () {
                add(this.name, this.value);
            });

        } else {

            // If traditional, encode the "old" way (the way 1.3.2 or older
            // did it), otherwise encode params recursively.
            for (prefix in a) {
                buildParams(prefix, a[prefix], traditional, add);
            }
        }

        // Return the resulting serialization
        return s.join("&");
    };

    jQuery.fn.extend({
        serialize: function () {
            return jQuery.param(this.serializeArray());
        },
        serializeArray: function () {
            return this.map(function () {

                // Can add propHook for "elements" to filter or add form elements
                var elements = jQuery.prop(this, "elements");
                return elements ? jQuery.makeArray(elements) : this;
            }).filter(function () {
                var type = this.type;

                // Use .is( ":disabled" ) so that fieldset[disabled] works
                return this.name && !jQuery(this).is(":disabled") &&
                    rsubmittable.test(this.nodeName) && !rsubmitterTypes.test(type) &&
                    (this.checked || !rcheckableType.test(type));
            }).map(function (_i, elem) {
                var val = jQuery(this).val();

                if (val == null) {
                    return null;
                }

                if (Array.isArray(val)) {
                    return jQuery.map(val, function (val) {
                        return { name: elem.name, value: val.replace(rCRLF, "\r\n") };
                    });
                }

                return { name: elem.name, value: val.replace(rCRLF, "\r\n") };
            }).get();
        }
    });


    var
        r20 = /%20/g,
        rhash = /#.*$/,
        rantiCache = /([?&])_=[^&]*/,
        rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,

        // trac-7653, trac-8125, trac-8152: local protocol detection
        rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
        rnoContent = /^(?:GET|HEAD)$/,
        rprotocol = /^\/\//,

        /* Prefilters
         * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
         * 2) These are called:
         *    - BEFORE asking for a transport
         *    - AFTER param serialization (s.data is a string if s.processData is true)
         * 3) key is the dataType
         * 4) the catchall symbol "*" can be used
         * 5) execution will start with transport dataType and THEN continue down to "*" if needed
         */
        prefilters = {},

        /* Transports bindings
         * 1) key is the dataType
         * 2) the catchall symbol "*" can be used
         * 3) selection will start with transport dataType and THEN go to "*" if needed
         */
        transports = {},

        // Avoid comment-prolog char sequence (trac-10098); must appease lint and evade compression
        allTypes = "*/".concat("*"),

        // Anchor tag for parsing the document origin
        originAnchor = document.createElement("a");

    originAnchor.href = location.href;

    // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
    function addToPrefiltersOrTransports(structure) {

        // dataTypeExpression is optional and defaults to "*"
        return function (dataTypeExpression, func) {

            if (typeof dataTypeExpression !== "string") {
                func = dataTypeExpression;
                dataTypeExpression = "*";
            }

            var dataType,
                i = 0,
                dataTypes = dataTypeExpression.toLowerCase().match(rnothtmlwhite) || [];

            if (isFunction(func)) {

                // For each dataType in the dataTypeExpression
                while ((dataType = dataTypes[i++])) {

                    // Prepend if requested
                    if (dataType[0] === "+") {
                        dataType = dataType.slice(1) || "*";
                        (structure[dataType] = structure[dataType] || []).unshift(func);

                        // Otherwise append
                    } else {
                        (structure[dataType] = structure[dataType] || []).push(func);
                    }
                }
            }
        };
    }

    // Base inspection function for prefilters and transports
    function inspectPrefiltersOrTransports(structure, options, originalOptions, jqXHR) {

        var inspected = {},
            seekingTransport = (structure === transports);

        function inspect(dataType) {
            var selected;
            inspected[dataType] = true;
            jQuery.each(structure[dataType] || [], function (_, prefilterOrFactory) {
                var dataTypeOrTransport = prefilterOrFactory(options, originalOptions, jqXHR);
                if (typeof dataTypeOrTransport === "string" &&
                    !seekingTransport && !inspected[dataTypeOrTransport]) {

                    options.dataTypes.unshift(dataTypeOrTransport);
                    inspect(dataTypeOrTransport);
                    return false;
                } else if (seekingTransport) {
                    return !(selected = dataTypeOrTransport);
                }
            });
            return selected;
        }

        return inspect(options.dataTypes[0]) || !inspected["*"] && inspect("*");
    }

    // A special extend for ajax options
    // that takes "flat" options (not to be deep extended)
    // Fixes trac-9887
    function ajaxExtend(target, src) {
        var key, deep,
            flatOptions = jQuery.ajaxSettings.flatOptions || {};

        for (key in src) {
            if (src[key] !== undefined) {
                (flatOptions[key] ? target : (deep || (deep = {})))[key] = src[key];
            }
        }
        if (deep) {
            jQuery.extend(true, target, deep);
        }

        return target;
    }

    /* Handles responses to an ajax request:
     * - finds the right dataType (mediates between content-type and expected dataType)
     * - returns the corresponding response
     */
    function ajaxHandleResponses(s, jqXHR, responses) {

        var ct, type, finalDataType, firstDataType,
            contents = s.contents,
            dataTypes = s.dataTypes;

        // Remove auto dataType and get content-type in the process
        while (dataTypes[0] === "*") {
            dataTypes.shift();
            if (ct === undefined) {
                ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
            }
        }

        // Check if we're dealing with a known content-type
        if (ct) {
            for (type in contents) {
                if (contents[type] && contents[type].test(ct)) {
                    dataTypes.unshift(type);
                    break;
                }
            }
        }

        // Check to see if we have a response for the expected dataType
        if (dataTypes[0] in responses) {
            finalDataType = dataTypes[0];
        } else {

            // Try convertible dataTypes
            for (type in responses) {
                if (!dataTypes[0] || s.converters[type + " " + dataTypes[0]]) {
                    finalDataType = type;
                    break;
                }
                if (!firstDataType) {
                    firstDataType = type;
                }
            }

            // Or just use first one
            finalDataType = finalDataType || firstDataType;
        }

        // If we found a dataType
        // We add the dataType to the list if needed
        // and return the corresponding response
        if (finalDataType) {
            if (finalDataType !== dataTypes[0]) {
                dataTypes.unshift(finalDataType);
            }
            return responses[finalDataType];
        }
    }

    /* Chain conversions given the request and the original response
     * Also sets the responseXXX fields on the jqXHR instance
     */
    function ajaxConvert(s, response, jqXHR, isSuccess) {
        var conv2, current, conv, tmp, prev,
            converters = {},

            // Work with a copy of dataTypes in case we need to modify it for conversion
            dataTypes = s.dataTypes.slice();

        // Create converters map with lowercased keys
        if (dataTypes[1]) {
            for (conv in s.converters) {
                converters[conv.toLowerCase()] = s.converters[conv];
            }
        }

        current = dataTypes.shift();

        // Convert to each sequential dataType
        while (current) {

            if (s.responseFields[current]) {
                jqXHR[s.responseFields[current]] = response;
            }

            // Apply the dataFilter if provided
            if (!prev && isSuccess && s.dataFilter) {
                response = s.dataFilter(response, s.dataType);
            }

            prev = current;
            current = dataTypes.shift();

            if (current) {

                // There's only work to do if current dataType is non-auto
                if (current === "*") {

                    current = prev;

                    // Convert response if prev dataType is non-auto and differs from current
                } else if (prev !== "*" && prev !== current) {

                    // Seek a direct converter
                    conv = converters[prev + " " + current] || converters["* " + current];

                    // If none found, seek a pair
                    if (!conv) {
                        for (conv2 in converters) {

                            // If conv2 outputs current
                            tmp = conv2.split(" ");
                            if (tmp[1] === current) {

                                // If prev can be converted to accepted input
                                conv = converters[prev + " " + tmp[0]] ||
                                    converters["* " + tmp[0]];
                                if (conv) {

                                    // Condense equivalence converters
                                    if (conv === true) {
                                        conv = converters[conv2];

                                        // Otherwise, insert the intermediate dataType
                                    } else if (converters[conv2] !== true) {
                                        current = tmp[0];
                                        dataTypes.unshift(tmp[1]);
                                    }
                                    break;
                                }
                            }
                        }
                    }

                    // Apply converter (if not an equivalence)
                    if (conv !== true) {

                        // Unless errors are allowed to bubble, catch and return them
                        if (conv && s.throws) {
                            response = conv(response);
                        } else {
                            try {
                                response = conv(response);
                            } catch (e) {
                                return {
                                    state: "parsererror",
                                    error: conv ? e : "No conversion from " + prev + " to " + current
                                };
                            }
                        }
                    }
                }
            }
        }

        return { state: "success", data: response };
    }

    jQuery.extend({

        // Counter for holding the number of active queries
        active: 0,

        // Last-Modified header cache for next request
        lastModified: {},
        etag: {},

        ajaxSettings: {
            url: location.href,
            type: "GET",
            isLocal: rlocalProtocol.test(location.protocol),
            global: true,
            processData: true,
            async: true,
            contentType: "application/x-www-form-urlencoded; charset=UTF-8",

            /*
            timeout: 0,
            data: null,
            dataType: null,
            username: null,
            password: null,
            cache: null,
            throws: false,
            traditional: false,
            headers: {},
            */

            accepts: {
                "*": allTypes,
                text: "text/plain",
                html: "text/html",
                xml: "application/xml, text/xml",
                json: "application/json, text/javascript"
            },

            contents: {
                xml: /\bxml\b/,
                html: /\bhtml/,
                json: /\bjson\b/
            },

            responseFields: {
                xml: "responseXML",
                text: "responseText",
                json: "responseJSON"
            },

            // Data converters
            // Keys separate source (or catchall "*") and destination types with a single space
            converters: {

                // Convert anything to text
                "* text": String,

                // Text to html (true = no transformation)
                "text html": true,

                // Evaluate text as a json expression
                "text json": JSON.parse,

                // Parse text as xml
                "text xml": jQuery.parseXML
            },

            // For options that shouldn't be deep extended:
            // you can add your own custom options here if
            // and when you create one that shouldn't be
            // deep extended (see ajaxExtend)
            flatOptions: {
                url: true,
                context: true
            }
        },

        // Creates a full fledged settings object into target
        // with both ajaxSettings and settings fields.
        // If target is omitted, writes into ajaxSettings.
        ajaxSetup: function (target, settings) {
            return settings ?

                // Building a settings object
                ajaxExtend(ajaxExtend(target, jQuery.ajaxSettings), settings) :

                // Extending ajaxSettings
                ajaxExtend(jQuery.ajaxSettings, target);
        },

        ajaxPrefilter: addToPrefiltersOrTransports(prefilters),
        ajaxTransport: addToPrefiltersOrTransports(transports),

        // Main method
        ajax: function (url, options) {

            // If url is an object, simulate pre-1.5 signature
            if (typeof url === "object") {
                options = url;
                url = undefined;
            }

            // Force options to be an object
            options = options || {};

            var transport,

                // URL without anti-cache param
                cacheURL,

                // Response headers
                responseHeadersString,
                responseHeaders,

                // timeout handle
                timeoutTimer,

                // Url cleanup var
                urlAnchor,

                // Request state (becomes false upon send and true upon completion)
                completed,

                // To know if global events are to be dispatched
                fireGlobals,

                // Loop variable
                i,

                // uncached part of the url
                uncached,

                // Create the final options object
                s = jQuery.ajaxSetup({}, options),

                // Callbacks context
                callbackContext = s.context || s,

                // Context for global events is callbackContext if it is a DOM node or jQuery collection
                globalEventContext = s.context &&
                    (callbackContext.nodeType || callbackContext.jquery) ?
                    jQuery(callbackContext) :
                    jQuery.event,

                // Deferreds
                deferred = jQuery.Deferred(),
                completeDeferred = jQuery.Callbacks("once memory"),

                // Status-dependent callbacks
                statusCode = s.statusCode || {},

                // Headers (they are sent all at once)
                requestHeaders = {},
                requestHeadersNames = {},

                // Default abort message
                strAbort = "canceled",

                // Fake xhr
                jqXHR = {
                    readyState: 0,

                    // Builds headers hashtable if needed
                    getResponseHeader: function (key) {
                        var match;
                        if (completed) {
                            if (!responseHeaders) {
                                responseHeaders = {};
                                while ((match = rheaders.exec(responseHeadersString))) {
                                    responseHeaders[match[1].toLowerCase() + " "] =
                                        (responseHeaders[match[1].toLowerCase() + " "] || [])
                                            .concat(match[2]);
                                }
                            }
                            match = responseHeaders[key.toLowerCase() + " "];
                        }
                        return match == null ? null : match.join(", ");
                    },

                    // Raw string
                    getAllResponseHeaders: function () {
                        return completed ? responseHeadersString : null;
                    },

                    // Caches the header
                    setRequestHeader: function (name, value) {
                        if (completed == null) {
                            name = requestHeadersNames[name.toLowerCase()] =
                                requestHeadersNames[name.toLowerCase()] || name;
                            requestHeaders[name] = value;
                        }
                        return this;
                    },

                    // Overrides response content-type header
                    overrideMimeType: function (type) {
                        if (completed == null) {
                            s.mimeType = type;
                        }
                        return this;
                    },

                    // Status-dependent callbacks
                    statusCode: function (map) {
                        var code;
                        if (map) {
                            if (completed) {

                                // Execute the appropriate callbacks
                                jqXHR.always(map[jqXHR.status]);
                            } else {

                                // Lazy-add the new callbacks in a way that preserves old ones
                                for (code in map) {
                                    statusCode[code] = [statusCode[code], map[code]];
                                }
                            }
                        }
                        return this;
                    },

                    // Cancel the request
                    abort: function (statusText) {
                        var finalText = statusText || strAbort;
                        if (transport) {
                            transport.abort(finalText);
                        }
                        done(0, finalText);
                        return this;
                    }
                };

            // Attach deferreds
            deferred.promise(jqXHR);

            // Add protocol if not provided (prefilters might expect it)
            // Handle falsy url in the settings object (trac-10093: consistency with old signature)
            // We also use the url parameter if available
            s.url = ((url || s.url || location.href) + "")
                .replace(rprotocol, location.protocol + "//");

            // Alias method option to type as per ticket trac-12004
            s.type = options.method || options.type || s.method || s.type;

            // Extract dataTypes list
            s.dataTypes = (s.dataType || "*").toLowerCase().match(rnothtmlwhite) || [""];

            // A cross-domain request is in order when the origin doesn't match the current origin.
            if (s.crossDomain == null) {
                urlAnchor = document.createElement("a");

                // Support: IE <=8 - 11, Edge 12 - 15
                // IE throws exception on accessing the href property if url is malformed,
                // e.g. http://example.com:80x/
                try {
                    urlAnchor.href = s.url;

                    // Support: IE <=8 - 11 only
                    // Anchor's host property isn't correctly set when s.url is relative
                    urlAnchor.href = urlAnchor.href;
                    s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
                        urlAnchor.protocol + "//" + urlAnchor.host;
                } catch (e) {

                    // If there is an error parsing the URL, assume it is crossDomain,
                    // it can be rejected by the transport if it is invalid
                    s.crossDomain = true;
                }
            }

            // Convert data if not already a string
            if (s.data && s.processData && typeof s.data !== "string") {
                s.data = jQuery.param(s.data, s.traditional);
            }

            // Apply prefilters
            inspectPrefiltersOrTransports(prefilters, s, options, jqXHR);

            // If request was aborted inside a prefilter, stop there
            if (completed) {
                return jqXHR;
            }

            // We can fire global events as of now if asked to
            // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (trac-15118)
            fireGlobals = jQuery.event && s.global;

            // Watch for a new set of requests
            if (fireGlobals && jQuery.active++ === 0) {
                jQuery.event.trigger("ajaxStart");
            }

            // Uppercase the type
            s.type = s.type.toUpperCase();

            // Determine if request has content
            s.hasContent = !rnoContent.test(s.type);

            // Save the URL in case we're toying with the If-Modified-Since
            // and/or If-None-Match header later on
            // Remove hash to simplify url manipulation
            cacheURL = s.url.replace(rhash, "");

            // More options handling for requests with no content
            if (!s.hasContent) {

                // Remember the hash so we can put it back
                uncached = s.url.slice(cacheURL.length);

                // If data is available and should be processed, append data to url
                if (s.data && (s.processData || typeof s.data === "string")) {
                    cacheURL += (rquery.test(cacheURL) ? "&" : "?") + s.data;

                    // trac-9682: remove data so that it's not used in an eventual retry
                    delete s.data;
                }

                // Add or update anti-cache param if needed
                if (s.cache === false) {
                    cacheURL = cacheURL.replace(rantiCache, "$1");
                    uncached = (rquery.test(cacheURL) ? "&" : "?") + "_=" + (nonce.guid++) +
                        uncached;
                }

                // Put hash and anti-cache on the URL that will be requested (gh-1732)
                s.url = cacheURL + uncached;

                // Change '%20' to '+' if this is encoded form body content (gh-2658)
            } else if (s.data && s.processData &&
                (s.contentType || "").indexOf("application/x-www-form-urlencoded") === 0) {
                s.data = s.data.replace(r20, "+");
            }

            // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
            if (s.ifModified) {
                if (jQuery.lastModified[cacheURL]) {
                    jqXHR.setRequestHeader("If-Modified-Since", jQuery.lastModified[cacheURL]);
                }
                if (jQuery.etag[cacheURL]) {
                    jqXHR.setRequestHeader("If-None-Match", jQuery.etag[cacheURL]);
                }
            }

            // Set the correct header, if data is being sent
            if (s.data && s.hasContent && s.contentType !== false || options.contentType) {
                jqXHR.setRequestHeader("Content-Type", s.contentType);
            }

            // Set the Accepts header for the server, depending on the dataType
            jqXHR.setRequestHeader(
                "Accept",
                s.dataTypes[0] && s.accepts[s.dataTypes[0]] ?
                    s.accepts[s.dataTypes[0]] +
                    (s.dataTypes[0] !== "*" ? ", " + allTypes + "; q=0.01" : "") :
                    s.accepts["*"]
            );

            // Check for headers option
            for (i in s.headers) {
                jqXHR.setRequestHeader(i, s.headers[i]);
            }

            // Allow custom headers/mimetypes and early abort
            if (s.beforeSend &&
                (s.beforeSend.call(callbackContext, jqXHR, s) === false || completed)) {

                // Abort if not done already and return
                return jqXHR.abort();
            }

            // Aborting is no longer a cancellation
            strAbort = "abort";

            // Install callbacks on deferreds
            completeDeferred.add(s.complete);
            jqXHR.done(s.success);
            jqXHR.fail(s.error);

            // Get transport
            transport = inspectPrefiltersOrTransports(transports, s, options, jqXHR);

            // If no transport, we auto-abort
            if (!transport) {
                done(-1, "No Transport");
            } else {
                jqXHR.readyState = 1;

                // Send global event
                if (fireGlobals) {
                    globalEventContext.trigger("ajaxSend", [jqXHR, s]);
                }

                // If request was aborted inside ajaxSend, stop there
                if (completed) {
                    return jqXHR;
                }

                // Timeout
                if (s.async && s.timeout > 0) {
                    timeoutTimer = window.setTimeout(function () {
                        jqXHR.abort("timeout");
                    }, s.timeout);
                }

                try {
                    completed = false;
                    transport.send(requestHeaders, done);
                } catch (e) {

                    // Rethrow post-completion exceptions
                    if (completed) {
                        throw e;
                    }

                    // Propagate others as results
                    done(-1, e);
                }
            }

            // Callback for when everything is done
            function done(status, nativeStatusText, responses, headers) {
                var isSuccess, success, error, response, modified,
                    statusText = nativeStatusText;

                // Ignore repeat invocations
                if (completed) {
                    return;
                }

                completed = true;

                // Clear timeout if it exists
                if (timeoutTimer) {
                    window.clearTimeout(timeoutTimer);
                }

                // Dereference transport for early garbage collection
                // (no matter how long the jqXHR object will be used)
                transport = undefined;

                // Cache response headers
                responseHeadersString = headers || "";

                // Set readyState
                jqXHR.readyState = status > 0 ? 4 : 0;

                // Determine if successful
                isSuccess = status >= 200 && status < 300 || status === 304;

                // Get response data
                if (responses) {
                    response = ajaxHandleResponses(s, jqXHR, responses);
                }

                // Use a noop converter for missing script but not if jsonp
                if (!isSuccess &&
                    jQuery.inArray("script", s.dataTypes) > -1 &&
                    jQuery.inArray("json", s.dataTypes) < 0) {
                    s.converters["text script"] = function () { };
                }

                // Convert no matter what (that way responseXXX fields are always set)
                response = ajaxConvert(s, response, jqXHR, isSuccess);

                // If successful, handle type chaining
                if (isSuccess) {

                    // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                    if (s.ifModified) {
                        modified = jqXHR.getResponseHeader("Last-Modified");
                        if (modified) {
                            jQuery.lastModified[cacheURL] = modified;
                        }
                        modified = jqXHR.getResponseHeader("etag");
                        if (modified) {
                            jQuery.etag[cacheURL] = modified;
                        }
                    }

                    // if no content
                    if (status === 204 || s.type === "HEAD") {
                        statusText = "nocontent";

                        // if not modified
                    } else if (status === 304) {
                        statusText = "notmodified";

                        // If we have data, let's convert it
                    } else {
                        statusText = response.state;
                        success = response.data;
                        error = response.error;
                        isSuccess = !error;
                    }
                } else {

                    // Extract error from statusText and normalize for non-aborts
                    error = statusText;
                    if (status || !statusText) {
                        statusText = "error";
                        if (status < 0) {
                            status = 0;
                        }
                    }
                }

                // Set data for the fake xhr object
                jqXHR.status = status;
                jqXHR.statusText = (nativeStatusText || statusText) + "";

                // Success/Error
                if (isSuccess) {
                    deferred.resolveWith(callbackContext, [success, statusText, jqXHR]);
                } else {
                    deferred.rejectWith(callbackContext, [jqXHR, statusText, error]);
                }

                // Status-dependent callbacks
                jqXHR.statusCode(statusCode);
                statusCode = undefined;

                if (fireGlobals) {
                    globalEventContext.trigger(isSuccess ? "ajaxSuccess" : "ajaxError",
                        [jqXHR, s, isSuccess ? success : error]);
                }

                // Complete
                completeDeferred.fireWith(callbackContext, [jqXHR, statusText]);

                if (fireGlobals) {
                    globalEventContext.trigger("ajaxComplete", [jqXHR, s]);

                    // Handle the global AJAX counter
                    if (!(--jQuery.active)) {
                        jQuery.event.trigger("ajaxStop");
                    }
                }
            }

            return jqXHR;
        },

        getJSON: function (url, data, callback) {
            return jQuery.get(url, data, callback, "json");
        },

        getScript: function (url, callback) {
            return jQuery.get(url, undefined, callback, "script");
        }
    });

    jQuery.each(["get", "post"], function (_i, method) {
        jQuery[method] = function (url, data, callback, type) {

            // Shift arguments if data argument was omitted
            if (isFunction(data)) {
                type = type || callback;
                callback = data;
                data = undefined;
            }

            // The url can be an options object (which then must have .url)
            return jQuery.ajax(jQuery.extend({
                url: url,
                type: method,
                dataType: type,
                data: data,
                success: callback
            }, jQuery.isPlainObject(url) && url));
        };
    });

    jQuery.ajaxPrefilter(function (s) {
        var i;
        for (i in s.headers) {
            if (i.toLowerCase() === "content-type") {
                s.contentType = s.headers[i] || "";
            }
        }
    });


    jQuery._evalUrl = function (url, options, doc) {
        return jQuery.ajax({
            url: url,

            // Make this explicit, since user can override this through ajaxSetup (trac-11264)
            type: "GET",
            dataType: "script",
            cache: true,
            async: false,
            global: false,

            // Only evaluate the response if it is successful (gh-4126)
            // dataFilter is not invoked for failure responses, so using it instead
            // of the default converter is kludgy but it works.
            converters: {
                "text script": function () { }
            },
            dataFilter: function (response) {
                jQuery.globalEval(response, options, doc);
            }
        });
    };


    jQuery.fn.extend({
        wrapAll: function (html) {
            var wrap;

            if (this[0]) {
                if (isFunction(html)) {
                    html = html.call(this[0]);
                }

                // The elements to wrap the target around
                wrap = jQuery(html, this[0].ownerDocument).eq(0).clone(true);

                if (this[0].parentNode) {
                    wrap.insertBefore(this[0]);
                }

                wrap.map(function () {
                    var elem = this;

                    while (elem.firstElementChild) {
                        elem = elem.firstElementChild;
                    }

                    return elem;
                }).append(this);
            }

            return this;
        },

        wrapInner: function (html) {
            if (isFunction(html)) {
                return this.each(function (i) {
                    jQuery(this).wrapInner(html.call(this, i));
                });
            }

            return this.each(function () {
                var self = jQuery(this),
                    contents = self.contents();

                if (contents.length) {
                    contents.wrapAll(html);

                } else {
                    self.append(html);
                }
            });
        },

        wrap: function (html) {
            var htmlIsFunction = isFunction(html);

            return this.each(function (i) {
                jQuery(this).wrapAll(htmlIsFunction ? html.call(this, i) : html);
            });
        },

        unwrap: function (selector) {
            this.parent(selector).not("body").each(function () {
                jQuery(this).replaceWith(this.childNodes);
            });
            return this;
        }
    });


    jQuery.expr.pseudos.hidden = function (elem) {
        return !jQuery.expr.pseudos.visible(elem);
    };
    jQuery.expr.pseudos.visible = function (elem) {
        return !!(elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length);
    };




    jQuery.ajaxSettings.xhr = function () {
        try {
            return new window.XMLHttpRequest();
        } catch (e) { }
    };

    var xhrSuccessStatus = {

        // File protocol always yields status code 0, assume 200
        0: 200,

        // Support: IE <=9 only
        // trac-1450: sometimes IE returns 1223 when it should be 204
        1223: 204
    },
        xhrSupported = jQuery.ajaxSettings.xhr();

    support.cors = !!xhrSupported && ("withCredentials" in xhrSupported);
    support.ajax = xhrSupported = !!xhrSupported;

    jQuery.ajaxTransport(function (options) {
        var callback, errorCallback;

        // Cross domain only allowed if supported through XMLHttpRequest
        if (support.cors || xhrSupported && !options.crossDomain) {
            return {
                send: function (headers, complete) {
                    var i,
                        xhr = options.xhr();

                    xhr.open(
                        options.type,
                        options.url,
                        options.async,
                        options.username,
                        options.password
                    );

                    // Apply custom fields if provided
                    if (options.xhrFields) {
                        for (i in options.xhrFields) {
                            xhr[i] = options.xhrFields[i];
                        }
                    }

                    // Override mime type if needed
                    if (options.mimeType && xhr.overrideMimeType) {
                        xhr.overrideMimeType(options.mimeType);
                    }

                    // X-Requested-With header
                    // For cross-domain requests, seeing as conditions for a preflight are
                    // akin to a jigsaw puzzle, we simply never set it to be sure.
                    // (it can always be set on a per-request basis or even using ajaxSetup)
                    // For same-domain requests, won't change header if already provided.
                    if (!options.crossDomain && !headers["X-Requested-With"]) {
                        headers["X-Requested-With"] = "XMLHttpRequest";
                    }

                    // Set headers
                    for (i in headers) {
                        xhr.setRequestHeader(i, headers[i]);
                    }

                    // Callback
                    callback = function (type) {
                        return function () {
                            if (callback) {
                                callback = errorCallback = xhr.onload =
                                    xhr.onerror = xhr.onabort = xhr.ontimeout =
                                    xhr.onreadystatechange = null;

                                if (type === "abort") {
                                    xhr.abort();
                                } else if (type === "error") {

                                    // Support: IE <=9 only
                                    // On a manual native abort, IE9 throws
                                    // errors on any property access that is not readyState
                                    if (typeof xhr.status !== "number") {
                                        complete(0, "error");
                                    } else {
                                        complete(

                                            // File: protocol always yields status 0; see trac-8605, trac-14207
                                            xhr.status,
                                            xhr.statusText
                                        );
                                    }
                                } else {
                                    complete(
                                        xhrSuccessStatus[xhr.status] || xhr.status,
                                        xhr.statusText,

                                        // Support: IE <=9 only
                                        // IE9 has no XHR2 but throws on binary (trac-11426)
                                        // For XHR2 non-text, let the caller handle it (gh-2498)
                                        (xhr.responseType || "text") !== "text" ||
                                            typeof xhr.responseText !== "string" ?
                                            { binary: xhr.response } :
                                            { text: xhr.responseText },
                                        xhr.getAllResponseHeaders()
                                    );
                                }
                            }
                        };
                    };

                    // Listen to events
                    xhr.onload = callback();
                    errorCallback = xhr.onerror = xhr.ontimeout = callback("error");

                    // Support: IE 9 only
                    // Use onreadystatechange to replace onabort
                    // to handle uncaught aborts
                    if (xhr.onabort !== undefined) {
                        xhr.onabort = errorCallback;
                    } else {
                        xhr.onreadystatechange = function () {

                            // Check readyState before timeout as it changes
                            if (xhr.readyState === 4) {

                                // Allow onerror to be called first,
                                // but that will not handle a native abort
                                // Also, save errorCallback to a variable
                                // as xhr.onerror cannot be accessed
                                window.setTimeout(function () {
                                    if (callback) {
                                        errorCallback();
                                    }
                                });
                            }
                        };
                    }

                    // Create the abort callback
                    callback = callback("abort");

                    try {

                        // Do send the request (this may raise an exception)
                        xhr.send(options.hasContent && options.data || null);
                    } catch (e) {

                        // trac-14683: Only rethrow if this hasn't been notified as an error yet
                        if (callback) {
                            throw e;
                        }
                    }
                },

                abort: function () {
                    if (callback) {
                        callback();
                    }
                }
            };
        }
    });




    // Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
    jQuery.ajaxPrefilter(function (s) {
        if (s.crossDomain) {
            s.contents.script = false;
        }
    });

    // Install script dataType
    jQuery.ajaxSetup({
        accepts: {
            script: "text/javascript, application/javascript, " +
                "application/ecmascript, application/x-ecmascript"
        },
        contents: {
            script: /\b(?:java|ecma)script\b/
        },
        converters: {
            "text script": function (text) {
                jQuery.globalEval(text);
                return text;
            }
        }
    });

    // Handle cache's special case and crossDomain
    jQuery.ajaxPrefilter("script", function (s) {
        if (s.cache === undefined) {
            s.cache = false;
        }
        if (s.crossDomain) {
            s.type = "GET";
        }
    });

    // Bind script tag hack transport
    jQuery.ajaxTransport("script", function (s) {

        // This transport only deals with cross domain or forced-by-attrs requests
        if (s.crossDomain || s.scriptAttrs) {
            var script, callback;
            return {
                send: function (_, complete) {
                    script = jQuery("<script>")
                        .attr(s.scriptAttrs || {})
                        .prop({ charset: s.scriptCharset, src: s.url })
                        .on("load error", callback = function (evt) {
                            script.remove();
                            callback = null;
                            if (evt) {
                                complete(evt.type === "error" ? 404 : 200, evt.type);
                            }
                        });

                    // Use native DOM manipulation to avoid our domManip AJAX trickery
                    document.head.appendChild(script[0]);
                },
                abort: function () {
                    if (callback) {
                        callback();
                    }
                }
            };
        }
    });




    var oldCallbacks = [],
        rjsonp = /(=)\?(?=&|$)|\?\?/;

    // Default jsonp settings
    jQuery.ajaxSetup({
        jsonp: "callback",
        jsonpCallback: function () {
            var callback = oldCallbacks.pop() || (jQuery.expando + "_" + (nonce.guid++));
            this[callback] = true;
            return callback;
        }
    });

    // Detect, normalize options and install callbacks for jsonp requests
    jQuery.ajaxPrefilter("json jsonp", function (s, originalSettings, jqXHR) {

        var callbackName, overwritten, responseContainer,
            jsonProp = s.jsonp !== false && (rjsonp.test(s.url) ?
                "url" :
                typeof s.data === "string" &&
                (s.contentType || "")
                    .indexOf("application/x-www-form-urlencoded") === 0 &&
                rjsonp.test(s.data) && "data"
            );

        // Handle iff the expected data type is "jsonp" or we have a parameter to set
        if (jsonProp || s.dataTypes[0] === "jsonp") {

            // Get callback name, remembering preexisting value associated with it
            callbackName = s.jsonpCallback = isFunction(s.jsonpCallback) ?
                s.jsonpCallback() :
                s.jsonpCallback;

            // Insert callback into url or form data
            if (jsonProp) {
                s[jsonProp] = s[jsonProp].replace(rjsonp, "$1" + callbackName);
            } else if (s.jsonp !== false) {
                s.url += (rquery.test(s.url) ? "&" : "?") + s.jsonp + "=" + callbackName;
            }

            // Use data converter to retrieve json after script execution
            s.converters["script json"] = function () {
                if (!responseContainer) {
                    jQuery.error(callbackName + " was not called");
                }
                return responseContainer[0];
            };

            // Force json dataType
            s.dataTypes[0] = "json";

            // Install callback
            overwritten = window[callbackName];
            window[callbackName] = function () {
                responseContainer = arguments;
            };

            // Clean-up function (fires after converters)
            jqXHR.always(function () {

                // If previous value didn't exist - remove it
                if (overwritten === undefined) {
                    jQuery(window).removeProp(callbackName);

                    // Otherwise restore preexisting value
                } else {
                    window[callbackName] = overwritten;
                }

                // Save back as free
                if (s[callbackName]) {

                    // Make sure that re-using the options doesn't screw things around
                    s.jsonpCallback = originalSettings.jsonpCallback;

                    // Save the callback name for future use
                    oldCallbacks.push(callbackName);
                }

                // Call if it was a function and we have a response
                if (responseContainer && isFunction(overwritten)) {
                    overwritten(responseContainer[0]);
                }

                responseContainer = overwritten = undefined;
            });

            // Delegate to script
            return "script";
        }
    });




    // Support: Safari 8 only
    // In Safari 8 documents created via document.implementation.createHTMLDocument
    // collapse sibling forms: the second one becomes a child of the first one.
    // Because of that, this security measure has to be disabled in Safari 8.
    // https://bugs.webkit.org/show_bug.cgi?id=137337
    support.createHTMLDocument = (function () {
        var body = document.implementation.createHTMLDocument("").body;
        body.innerHTML = "<form></form><form></form>";
        return body.childNodes.length === 2;
    })();


    // Argument "data" should be string of html
    // context (optional): If specified, the fragment will be created in this context,
    // defaults to document
    // keepScripts (optional): If true, will include scripts passed in the html string
    jQuery.parseHTML = function (data, context, keepScripts) {
        if (typeof data !== "string") {
            return [];
        }
        if (typeof context === "boolean") {
            keepScripts = context;
            context = false;
        }

        var base, parsed, scripts;

        if (!context) {

            // Stop scripts or inline event handlers from being executed immediately
            // by using document.implementation
            if (support.createHTMLDocument) {
                context = document.implementation.createHTMLDocument("");

                // Set the base href for the created document
                // so any parsed elements with URLs
                // are based on the document's URL (gh-2965)
                base = context.createElement("base");
                base.href = document.location.href;
                context.head.appendChild(base);
            } else {
                context = document;
            }
        }

        parsed = rsingleTag.exec(data);
        scripts = !keepScripts && [];

        // Single tag
        if (parsed) {
            return [context.createElement(parsed[1])];
        }

        parsed = buildFragment([data], context, scripts);

        if (scripts && scripts.length) {
            jQuery(scripts).remove();
        }

        return jQuery.merge([], parsed.childNodes);
    };


    /**
     * Load a url into a page
     */
    jQuery.fn.load = function (url, params, callback) {
        var selector, type, response,
            self = this,
            off = url.indexOf(" ");

        if (off > -1) {
            selector = stripAndCollapse(url.slice(off));
            url = url.slice(0, off);
        }

        // If it's a function
        if (isFunction(params)) {

            // We assume that it's the callback
            callback = params;
            params = undefined;

            // Otherwise, build a param string
        } else if (params && typeof params === "object") {
            type = "POST";
        }

        // If we have elements to modify, make the request
        if (self.length > 0) {
            jQuery.ajax({
                url: url,

                // If "type" variable is undefined, then "GET" method will be used.
                // Make value of this field explicit since
                // user can override it through ajaxSetup method
                type: type || "GET",
                dataType: "html",
                data: params
            }).done(function (responseText) {

                // Save response for use in complete callback
                response = arguments;

                self.html(selector ?

                    // If a selector was specified, locate the right elements in a dummy div
                    // Exclude scripts to avoid IE 'Permission Denied' errors
                    jQuery("<div>").append(jQuery.parseHTML(responseText)).find(selector) :

                    // Otherwise use the full result
                    responseText);

                // If the request succeeds, this function gets "data", "status", "jqXHR"
                // but they are ignored because response was set above.
                // If it fails, this function gets "jqXHR", "status", "error"
            }).always(callback && function (jqXHR, status) {
                self.each(function () {
                    callback.apply(this, response || [jqXHR.responseText, status, jqXHR]);
                });
            });
        }

        return this;
    };




    jQuery.expr.pseudos.animated = function (elem) {
        return jQuery.grep(jQuery.timers, function (fn) {
            return elem === fn.elem;
        }).length;
    };




    jQuery.offset = {
        setOffset: function (elem, options, i) {
            var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
                position = jQuery.css(elem, "position"),
                curElem = jQuery(elem),
                props = {};

            // Set position first, in-case top/left are set even on static elem
            if (position === "static") {
                elem.style.position = "relative";
            }

            curOffset = curElem.offset();
            curCSSTop = jQuery.css(elem, "top");
            curCSSLeft = jQuery.css(elem, "left");
            calculatePosition = (position === "absolute" || position === "fixed") &&
                (curCSSTop + curCSSLeft).indexOf("auto") > -1;

            // Need to be able to calculate position if either
            // top or left is auto and position is either absolute or fixed
            if (calculatePosition) {
                curPosition = curElem.position();
                curTop = curPosition.top;
                curLeft = curPosition.left;

            } else {
                curTop = parseFloat(curCSSTop) || 0;
                curLeft = parseFloat(curCSSLeft) || 0;
            }

            if (isFunction(options)) {

                // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
                options = options.call(elem, i, jQuery.extend({}, curOffset));
            }

            if (options.top != null) {
                props.top = (options.top - curOffset.top) + curTop;
            }
            if (options.left != null) {
                props.left = (options.left - curOffset.left) + curLeft;
            }

            if ("using" in options) {
                options.using.call(elem, props);

            } else {
                curElem.css(props);
            }
        }
    };

    jQuery.fn.extend({

        // offset() relates an element's border box to the document origin
        offset: function (options) {

            // Preserve chaining for setter
            if (arguments.length) {
                return options === undefined ?
                    this :
                    this.each(function (i) {
                        jQuery.offset.setOffset(this, options, i);
                    });
            }

            var rect, win,
                elem = this[0];

            if (!elem) {
                return;
            }

            // Return zeros for disconnected and hidden (display: none) elements (gh-2310)
            // Support: IE <=11 only
            // Running getBoundingClientRect on a
            // disconnected node in IE throws an error
            if (!elem.getClientRects().length) {
                return { top: 0, left: 0 };
            }

            // Get document-relative position by adding viewport scroll to viewport-relative gBCR
            rect = elem.getBoundingClientRect();
            win = elem.ownerDocument.defaultView;
            return {
                top: rect.top + win.pageYOffset,
                left: rect.left + win.pageXOffset
            };
        },

        // position() relates an element's margin box to its offset parent's padding box
        // This corresponds to the behavior of CSS absolute positioning
        position: function () {
            if (!this[0]) {
                return;
            }

            var offsetParent, offset, doc,
                elem = this[0],
                parentOffset = { top: 0, left: 0 };

            // position:fixed elements are offset from the viewport, which itself always has zero offset
            if (jQuery.css(elem, "position") === "fixed") {

                // Assume position:fixed implies availability of getBoundingClientRect
                offset = elem.getBoundingClientRect();

            } else {
                offset = this.offset();

                // Account for the *real* offset parent, which can be the document or its root element
                // when a statically positioned element is identified
                doc = elem.ownerDocument;
                offsetParent = elem.offsetParent || doc.documentElement;
                while (offsetParent &&
                    (offsetParent === doc.body || offsetParent === doc.documentElement) &&
                    jQuery.css(offsetParent, "position") === "static") {

                    offsetParent = offsetParent.parentNode;
                }
                if (offsetParent && offsetParent !== elem && offsetParent.nodeType === 1) {

                    // Incorporate borders into its offset, since they are outside its content origin
                    parentOffset = jQuery(offsetParent).offset();
                    parentOffset.top += jQuery.css(offsetParent, "borderTopWidth", true);
                    parentOffset.left += jQuery.css(offsetParent, "borderLeftWidth", true);
                }
            }

            // Subtract parent offsets and element margins
            return {
                top: offset.top - parentOffset.top - jQuery.css(elem, "marginTop", true),
                left: offset.left - parentOffset.left - jQuery.css(elem, "marginLeft", true)
            };
        },

        // This method will return documentElement in the following cases:
        // 1) For the element inside the iframe without offsetParent, this method will return
        //    documentElement of the parent window
        // 2) For the hidden or detached element
        // 3) For body or html element, i.e. in case of the html node - it will return itself
        //
        // but those exceptions were never presented as a real life use-cases
        // and might be considered as more preferable results.
        //
        // This logic, however, is not guaranteed and can change at any point in the future
        offsetParent: function () {
            return this.map(function () {
                var offsetParent = this.offsetParent;

                while (offsetParent && jQuery.css(offsetParent, "position") === "static") {
                    offsetParent = offsetParent.offsetParent;
                }

                return offsetParent || documentElement;
            });
        }
    });

    // Create scrollLeft and scrollTop methods
    jQuery.each({ scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function (method, prop) {
        var top = "pageYOffset" === prop;

        jQuery.fn[method] = function (val) {
            return access(this, function (elem, method, val) {

                // Coalesce documents and windows
                var win;
                if (isWindow(elem)) {
                    win = elem;
                } else if (elem.nodeType === 9) {
                    win = elem.defaultView;
                }

                if (val === undefined) {
                    return win ? win[prop] : elem[method];
                }

                if (win) {
                    win.scrollTo(
                        !top ? val : win.pageXOffset,
                        top ? val : win.pageYOffset
                    );

                } else {
                    elem[method] = val;
                }
            }, method, val, arguments.length);
        };
    });

    // Support: Safari <=7 - 9.1, Chrome <=37 - 49
    // Add the top/left cssHooks using jQuery.fn.position
    // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
    // Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
    // getComputedStyle returns percent when specified for top/left/bottom/right;
    // rather than make the css module depend on the offset module, just check for it here
    jQuery.each(["top", "left"], function (_i, prop) {
        jQuery.cssHooks[prop] = addGetHookIf(support.pixelPosition,
            function (elem, computed) {
                if (computed) {
                    computed = curCSS(elem, prop);

                    // If curCSS returns percentage, fallback to offset
                    return rnumnonpx.test(computed) ?
                        jQuery(elem).position()[prop] + "px" :
                        computed;
                }
            }
        );
    });


    // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
    jQuery.each({ Height: "height", Width: "width" }, function (name, type) {
        jQuery.each({
            padding: "inner" + name,
            content: type,
            "": "outer" + name
        }, function (defaultExtra, funcName) {

            // Margin is only for outerHeight, outerWidth
            jQuery.fn[funcName] = function (margin, value) {
                var chainable = arguments.length && (defaultExtra || typeof margin !== "boolean"),
                    extra = defaultExtra || (margin === true || value === true ? "margin" : "border");

                return access(this, function (elem, type, value) {
                    var doc;

                    if (isWindow(elem)) {

                        // $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
                        return funcName.indexOf("outer") === 0 ?
                            elem["inner" + name] :
                            elem.document.documentElement["client" + name];
                    }

                    // Get document width or height
                    if (elem.nodeType === 9) {
                        doc = elem.documentElement;

                        // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
                        // whichever is greatest
                        return Math.max(
                            elem.body["scroll" + name], doc["scroll" + name],
                            elem.body["offset" + name], doc["offset" + name],
                            doc["client" + name]
                        );
                    }

                    return value === undefined ?

                        // Get width or height on the element, requesting but not forcing parseFloat
                        jQuery.css(elem, type, extra) :

                        // Set width or height on the element
                        jQuery.style(elem, type, value, extra);
                }, type, chainable ? margin : undefined, chainable);
            };
        });
    });


    jQuery.each([
        "ajaxStart",
        "ajaxStop",
        "ajaxComplete",
        "ajaxError",
        "ajaxSuccess",
        "ajaxSend"
    ], function (_i, type) {
        jQuery.fn[type] = function (fn) {
            return this.on(type, fn);
        };
    });




    jQuery.fn.extend({

        bind: function (types, data, fn) {
            return this.on(types, null, data, fn);
        },
        unbind: function (types, fn) {
            return this.off(types, null, fn);
        },

        delegate: function (selector, types, data, fn) {
            return this.on(types, selector, data, fn);
        },
        undelegate: function (selector, types, fn) {

            // ( namespace ) or ( selector, types [, fn] )
            return arguments.length === 1 ?
                this.off(selector, "**") :
                this.off(types, selector || "**", fn);
        },

        hover: function (fnOver, fnOut) {
            return this
                .on("mouseenter", fnOver)
                .on("mouseleave", fnOut || fnOver);
        }
    });

    jQuery.each(
        ("blur focus focusin focusout resize scroll click dblclick " +
            "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
            "change select submit keydown keypress keyup contextmenu").split(" "),
        function (_i, name) {

            // Handle event binding
            jQuery.fn[name] = function (data, fn) {
                return arguments.length > 0 ?
                    this.on(name, null, data, fn) :
                    this.trigger(name);
            };
        }
    );




    // Support: Android <=4.0 only
    // Make sure we trim BOM and NBSP
    // Require that the "whitespace run" starts from a non-whitespace
    // to avoid O(N^2) behavior when the engine would try matching "\s+$" at each space position.
    var rtrim = /^[\s\uFEFF\xA0]+|([^\s\uFEFF\xA0])[\s\uFEFF\xA0]+$/g;

    // Bind a function to a context, optionally partially applying any
    // arguments.
    // jQuery.proxy is deprecated to promote standards (specifically Function#bind)
    // However, it is not slated for removal any time soon
    jQuery.proxy = function (fn, context) {
        var tmp, args, proxy;

        if (typeof context === "string") {
            tmp = fn[context];
            context = fn;
            fn = tmp;
        }

        // Quick check to determine if target is callable, in the spec
        // this throws a TypeError, but we will just return undefined.
        if (!isFunction(fn)) {
            return undefined;
        }

        // Simulated bind
        args = slice.call(arguments, 2);
        proxy = function () {
            return fn.apply(context || this, args.concat(slice.call(arguments)));
        };

        // Set the guid of unique handler to the same of original handler, so it can be removed
        proxy.guid = fn.guid = fn.guid || jQuery.guid++;

        return proxy;
    };

    jQuery.holdReady = function (hold) {
        if (hold) {
            jQuery.readyWait++;
        } else {
            jQuery.ready(true);
        }
    };
    jQuery.isArray = Array.isArray;
    jQuery.parseJSON = JSON.parse;
    jQuery.nodeName = nodeName;
    jQuery.isFunction = isFunction;
    jQuery.isWindow = isWindow;
    jQuery.camelCase = camelCase;
    jQuery.type = toType;

    jQuery.now = Date.now;

    jQuery.isNumeric = function (obj) {

        // As of jQuery 3.0, isNumeric is limited to
        // strings and numbers (primitives or objects)
        // that can be coerced to finite numbers (gh-2662)
        var type = jQuery.type(obj);
        return (type === "number" || type === "string") &&

            // parseFloat NaNs numeric-cast false positives ("")
            // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
            // subtraction forces infinities to NaN
            !isNaN(obj - parseFloat(obj));
    };

    jQuery.trim = function (text) {
        return text == null ?
            "" :
            (text + "").replace(rtrim, "$1");
    };



    // Register as a named AMD module, since jQuery can be concatenated with other
    // files that may use define, but not via a proper concatenation script that
    // understands anonymous AMD modules. A named AMD is safest and most robust
    // way to register. Lowercase jquery is used because AMD module names are
    // derived from file names, and jQuery is normally delivered in a lowercase
    // file name. Do this after creating the global so that if an AMD module wants
    // to call noConflict to hide this version of jQuery, it will work.

    // Note that for maximum portability, libraries that are not jQuery should
    // declare themselves as anonymous modules, and avoid setting a global if an
    // AMD loader is present. jQuery is a special case. For more information, see
    // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon

    if (typeof define === "function" && define.amd) {
        define("jquery", [], function () {
            return jQuery;
        });
    }




    var

        // Map over jQuery in case of overwrite
        _jQuery = window.jQuery,

        // Map over the $ in case of overwrite
        _$ = window.$;

    jQuery.noConflict = function (deep) {
        if (window.$ === jQuery) {
            window.$ = _$;
        }

        if (deep && window.jQuery === jQuery) {
            window.jQuery = _jQuery;
        }

        return jQuery;
    };

    // Expose jQuery and $ identifiers, even in AMD
    // (trac-7102#comment:10, https://github.com/jquery/jquery/pull/557)
    // and CommonJS for browser emulators (trac-13566)
    if (typeof noGlobal === "undefined") {
        window.jQuery = window.$ = jQuery;
    }




    return jQuery;
});

(function (factory) {
    "use strict";

    if (typeof define === "function" && define.amd) {

        // AMD. Register as an anonymous module.
        define(["jquery"], factory);
    } else {

        // Browser globals
        factory(jQuery);
    }
})(function ($) {
    "use strict";

    $.ui = $.ui || {};

    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Widget
    //>>group: Core
    //>>description: Provides a factory for creating stateful widgets with a common API.
    //>>docs: https://api.jqueryui.com/jQuery.widget/
    //>>demos: https://jqueryui.com/widget/


    var widgetUuid = 0;
    var widgetHasOwnProperty = Array.prototype.hasOwnProperty;
    var widgetSlice = Array.prototype.slice;

    $.cleanData = (function (orig) {
        return function (elems) {
            var events, elem, i;
            for (i = 0; (elem = elems[i]) != null; i++) {

                // Only trigger remove when necessary to save time
                events = $._data(elem, "events");
                if (events && events.remove) {
                    $(elem).triggerHandler("remove");
                }
            }
            orig(elems);
        };
    })($.cleanData);

    $.widget = function (name, base, prototype) {
        var existingConstructor, constructor, basePrototype;

        // ProxiedPrototype allows the provided prototype to remain unmodified
        // so that it can be used as a mixin for multiple widgets (#8876)
        var proxiedPrototype = {};

        var namespace = name.split(".")[0];
        name = name.split(".")[1];
        if (name === "__proto__" || name === "constructor") {
            return $.error("Invalid widget name: " + name);
        }
        var fullName = namespace + "-" + name;

        if (!prototype) {
            prototype = base;
            base = $.Widget;
        }

        if (Array.isArray(prototype)) {
            prototype = $.extend.apply(null, [{}].concat(prototype));
        }

        // Create selector for plugin
        $.expr.pseudos[fullName.toLowerCase()] = function (elem) {
            return !!$.data(elem, fullName);
        };

        $[namespace] = $[namespace] || {};
        existingConstructor = $[namespace][name];
        constructor = $[namespace][name] = function (options, element) {

            // Allow instantiation without "new" keyword
            if (!this || !this._createWidget) {
                return new constructor(options, element);
            }

            // Allow instantiation without initializing for simple inheritance
            // must use "new" keyword (the code above always passes args)
            if (arguments.length) {
                this._createWidget(options, element);
            }
        };

        // Extend with the existing constructor to carry over any static properties
        $.extend(constructor, existingConstructor, {

            // Copy the object used to create the prototype in case we need to
            // redefine the widget later
            _proto: $.extend({}, prototype),

            // Track widgets that inherit from this widget in case this widget is
            // redefined after a widget inherits from it
            _childConstructors: []
        });

        basePrototype = new base();

        // We need to make the options hash a property directly on the new instance
        // otherwise we'll modify the options hash on the prototype that we're
        // inheriting from
        basePrototype.options = $.widget.extend({}, basePrototype.options);
        $.each(prototype, function (prop, value) {
            if (typeof value !== "function") {
                proxiedPrototype[prop] = value;
                return;
            }
            proxiedPrototype[prop] = (function () {
                function _super() {
                    return base.prototype[prop].apply(this, arguments);
                }

                function _superApply(args) {
                    return base.prototype[prop].apply(this, args);
                }

                return function () {
                    var __super = this._super;
                    var __superApply = this._superApply;
                    var returnValue;

                    this._super = _super;
                    this._superApply = _superApply;

                    returnValue = value.apply(this, arguments);

                    this._super = __super;
                    this._superApply = __superApply;

                    return returnValue;
                };
            })();
        });
        constructor.prototype = $.widget.extend(basePrototype, {

            // TODO: remove support for widgetEventPrefix
            // always use the name + a colon as the prefix, e.g., draggable:start
            // don't prefix for widgets that aren't DOM-based
            widgetEventPrefix: existingConstructor ? (basePrototype.widgetEventPrefix || name) : name
        }, proxiedPrototype, {
                constructor: constructor,
                namespace: namespace,
                widgetName: name,
                widgetFullName: fullName
            });

        // If this widget is being redefined then we need to find all widgets that
        // are inheriting from it and redefine all of them so that they inherit from
        // the new version of this widget. We're essentially trying to replace one
        // level in the prototype chain.
        if (existingConstructor) {
            $.each(existingConstructor._childConstructors, function (i, child) {
                var childPrototype = child.prototype;

                // Redefine the child widget using the same prototype that was
                // originally used, but inherit from the new version of the base
                $.widget(childPrototype.namespace + "." + childPrototype.widgetName, constructor,
                    child._proto);
            });

            // Remove the list of existing child constructors from the old constructor
            // so the old child constructors can be garbage collected
            delete existingConstructor._childConstructors;
        } else {
            base._childConstructors.push(constructor);
        }

        $.widget.bridge(name, constructor);

        return constructor;
    };

    $.widget.extend = function (target) {
        var input = widgetSlice.call(arguments, 1);
        var inputIndex = 0;
        var inputLength = input.length;
        var key;
        var value;

        for (; inputIndex < inputLength; inputIndex++) {
            for (key in input[inputIndex]) {
                value = input[inputIndex][key];
                if (widgetHasOwnProperty.call(input[inputIndex], key) && value !== undefined) {

                    // Clone objects
                    if ($.isPlainObject(value)) {
                        target[key] = $.isPlainObject(target[key]) ?
                            $.widget.extend({}, target[key], value) :

                            // Don't extend strings, arrays, etc. with objects
                            $.widget.extend({}, value);

                        // Copy everything else by reference
                    } else {
                        target[key] = value;
                    }
                }
            }
        }
        return target;
    };

    $.widget.bridge = function (name, object) {
        var fullName = object.prototype.widgetFullName || name;
        $.fn[name] = function (options) {
            var isMethodCall = typeof options === "string";
            var args = widgetSlice.call(arguments, 1);
            var returnValue = this;

            if (isMethodCall) {

                // If this is an empty collection, we need to have the instance method
                // return undefined instead of the jQuery instance
                if (!this.length && options === "instance") {
                    returnValue = undefined;
                } else {
                    this.each(function () {
                        var methodValue;
                        var instance = $.data(this, fullName);

                        if (options === "instance") {
                            returnValue = instance;
                            return false;
                        }

                        if (!instance) {
                            return $.error("cannot call methods on " + name +
                                " prior to initialization; " +
                                "attempted to call method '" + options + "'");
                        }

                        if (typeof instance[options] !== "function" ||
                            options.charAt(0) === "_") {
                            return $.error("no such method '" + options + "' for " + name +
                                " widget instance");
                        }

                        methodValue = instance[options].apply(instance, args);

                        if (methodValue !== instance && methodValue !== undefined) {
                            returnValue = methodValue && methodValue.jquery ?
                                returnValue.pushStack(methodValue.get()) :
                                methodValue;
                            return false;
                        }
                    });
                }
            } else {

                // Allow multiple hashes to be passed on init
                if (args.length) {
                    options = $.widget.extend.apply(null, [options].concat(args));
                }

                this.each(function () {
                    var instance = $.data(this, fullName);
                    if (instance) {
                        instance.option(options || {});
                        if (instance._init) {
                            instance._init();
                        }
                    } else {
                        $.data(this, fullName, new object(options, this));
                    }
                });
            }

            return returnValue;
        };
    };

    $.Widget = function ( /* options, element */) { };
    $.Widget._childConstructors = [];

    $.Widget.prototype = {
        widgetName: "widget",
        widgetEventPrefix: "",
        defaultElement: "<div>",

        options: {
            classes: {},
            disabled: false,

            // Callbacks
            create: null
        },

        _createWidget: function (options, element) {
            element = $(element || this.defaultElement || this)[0];
            this.element = $(element);
            this.uuid = widgetUuid++;
            this.eventNamespace = "." + this.widgetName + this.uuid;

            this.bindings = $();
            this.hoverable = $();
            this.focusable = $();
            this.classesElementLookup = {};

            if (element !== this) {
                $.data(element, this.widgetFullName, this);
                this._on(true, this.element, {
                    remove: function (event) {
                        if (event.target === element) {
                            this.destroy();
                        }
                    }
                });
                this.document = $(element.style ?

                    // Element within the document
                    element.ownerDocument :

                    // Element is window or document
                    element.document || element);
                this.window = $(this.document[0].defaultView || this.document[0].parentWindow);
            }

            this.options = $.widget.extend({},
                this.options,
                this._getCreateOptions(),
                options);

            this._create();

            if (this.options.disabled) {
                this._setOptionDisabled(this.options.disabled);
            }

            this._trigger("create", null, this._getCreateEventData());
            this._init();
        },

        _getCreateOptions: function () {
            return {};
        },

        _getCreateEventData: $.noop,

        _create: $.noop,

        _init: $.noop,

        destroy: function () {
            var that = this;

            this._destroy();
            $.each(this.classesElementLookup, function (key, value) {
                that._removeClass(value, key);
            });

            // We can probably remove the unbind calls in 2.0
            // all event bindings should go through this._on()
            this.element
                .off(this.eventNamespace)
                .removeData(this.widgetFullName);
            this.widget()
                .off(this.eventNamespace)
                .removeAttr("aria-disabled");

            // Clean up events and states
            this.bindings.off(this.eventNamespace);
        },

        _destroy: $.noop,

        widget: function () {
            return this.element;
        },

        option: function (key, value) {
            var options = key;
            var parts;
            var curOption;
            var i;

            if (arguments.length === 0) {

                // Don't return a reference to the internal hash
                return $.widget.extend({}, this.options);
            }

            if (typeof key === "string") {

                // Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
                options = {};
                parts = key.split(".");
                key = parts.shift();
                if (parts.length) {
                    curOption = options[key] = $.widget.extend({}, this.options[key]);
                    for (i = 0; i < parts.length - 1; i++) {
                        curOption[parts[i]] = curOption[parts[i]] || {};
                        curOption = curOption[parts[i]];
                    }
                    key = parts.pop();
                    if (arguments.length === 1) {
                        return curOption[key] === undefined ? null : curOption[key];
                    }
                    curOption[key] = value;
                } else {
                    if (arguments.length === 1) {
                        return this.options[key] === undefined ? null : this.options[key];
                    }
                    options[key] = value;
                }
            }

            this._setOptions(options);

            return this;
        },

        _setOptions: function (options) {
            var key;

            for (key in options) {
                this._setOption(key, options[key]);
            }

            return this;
        },

        _setOption: function (key, value) {
            if (key === "classes") {
                this._setOptionClasses(value);
            }

            this.options[key] = value;

            if (key === "disabled") {
                this._setOptionDisabled(value);
            }

            return this;
        },

        _setOptionClasses: function (value) {
            var classKey, elements, currentElements;

            for (classKey in value) {
                currentElements = this.classesElementLookup[classKey];
                if (value[classKey] === this.options.classes[classKey] ||
                    !currentElements ||
                    !currentElements.length) {
                    continue;
                }

                // We are doing this to create a new jQuery object because the _removeClass() call
                // on the next line is going to destroy the reference to the current elements being
                // tracked. We need to save a copy of this collection so that we can add the new classes
                // below.
                elements = $(currentElements.get());
                this._removeClass(currentElements, classKey);

                // We don't use _addClass() here, because that uses this.options.classes
                // for generating the string of classes. We want to use the value passed in from
                // _setOption(), this is the new value of the classes option which was passed to
                // _setOption(). We pass this value directly to _classes().
                elements.addClass(this._classes({
                    element: elements,
                    keys: classKey,
                    classes: value,
                    add: true
                }));
            }
        },

        _setOptionDisabled: function (value) {
            this._toggleClass(this.widget(), this.widgetFullName + "-disabled", null, !!value);

            // If the widget is becoming disabled, then nothing is interactive
            if (value) {
                this._removeClass(this.hoverable, null, "ui-state-hover");
                this._removeClass(this.focusable, null, "ui-state-focus");
            }
        },

        enable: function () {
            return this._setOptions({ disabled: false });
        },

        disable: function () {
            return this._setOptions({ disabled: true });
        },

        _classes: function (options) {
            var full = [];
            var that = this;

            options = $.extend({
                element: this.element,
                classes: this.options.classes || {}
            }, options);

            function bindRemoveEvent() {
                var nodesToBind = [];

                options.element.each(function (_, element) {
                    var isTracked = $.map(that.classesElementLookup, function (elements) {
                        return elements;
                    })
                        .some(function (elements) {
                            return elements.is(element);
                        });

                    if (!isTracked) {
                        nodesToBind.push(element);
                    }
                });

                that._on($(nodesToBind), {
                    remove: "_untrackClassesElement"
                });
            }

            function processClassString(classes, checkOption) {
                var current, i;
                for (i = 0; i < classes.length; i++) {
                    current = that.classesElementLookup[classes[i]] || $();
                    if (options.add) {
                        bindRemoveEvent();
                        current = $($.uniqueSort(current.get().concat(options.element.get())));
                    } else {
                        current = $(current.not(options.element).get());
                    }
                    that.classesElementLookup[classes[i]] = current;
                    full.push(classes[i]);
                    if (checkOption && options.classes[classes[i]]) {
                        full.push(options.classes[classes[i]]);
                    }
                }
            }

            if (options.keys) {
                processClassString(options.keys.match(/\S+/g) || [], true);
            }
            if (options.extra) {
                processClassString(options.extra.match(/\S+/g) || []);
            }

            return full.join(" ");
        },

        _untrackClassesElement: function (event) {
            var that = this;
            $.each(that.classesElementLookup, function (key, value) {
                if ($.inArray(event.target, value) !== -1) {
                    that.classesElementLookup[key] = $(value.not(event.target).get());
                }
            });

            this._off($(event.target));
        },

        _removeClass: function (element, keys, extra) {
            return this._toggleClass(element, keys, extra, false);
        },

        _addClass: function (element, keys, extra) {
            return this._toggleClass(element, keys, extra, true);
        },

        _toggleClass: function (element, keys, extra, add) {
            add = (typeof add === "boolean") ? add : extra;
            var shift = (typeof element === "string" || element === null),
                options = {
                    extra: shift ? keys : extra,
                    keys: shift ? element : keys,
                    element: shift ? this.element : element,
                    add: add
                };
            options.element.toggleClass(this._classes(options), add);
            return this;
        },

        _on: function (suppressDisabledCheck, element, handlers) {
            var delegateElement;
            var instance = this;

            // No suppressDisabledCheck flag, shuffle arguments
            if (typeof suppressDisabledCheck !== "boolean") {
                handlers = element;
                element = suppressDisabledCheck;
                suppressDisabledCheck = false;
            }

            // No element argument, shuffle and use this.element
            if (!handlers) {
                handlers = element;
                element = this.element;
                delegateElement = this.widget();
            } else {
                element = delegateElement = $(element);
                this.bindings = this.bindings.add(element);
            }

            $.each(handlers, function (event, handler) {
                function handlerProxy() {

                    // Allow widgets to customize the disabled handling
                    // - disabled as an array instead of boolean
                    // - disabled class as method for disabling individual parts
                    if (!suppressDisabledCheck &&
                        (instance.options.disabled === true ||
                            $(this).hasClass("ui-state-disabled"))) {
                        return;
                    }
                    return (typeof handler === "string" ? instance[handler] : handler)
                        .apply(instance, arguments);
                }

                // Copy the guid so direct unbinding works
                if (typeof handler !== "string") {
                    handlerProxy.guid = handler.guid =
                        handler.guid || handlerProxy.guid || $.guid++;
                }

                var match = event.match(/^([\w:-]*)\s*(.*)$/);
                var eventName = match[1] + instance.eventNamespace;
                var selector = match[2];

                if (selector) {
                    delegateElement.on(eventName, selector, handlerProxy);
                } else {
                    element.on(eventName, handlerProxy);
                }
            });
        },

        _off: function (element, eventName) {
            eventName = (eventName || "").split(" ").join(this.eventNamespace + " ") +
                this.eventNamespace;
            element.off(eventName);

            // Clear the stack to avoid memory leaks (#10056)
            this.bindings = $(this.bindings.not(element).get());
            this.focusable = $(this.focusable.not(element).get());
            this.hoverable = $(this.hoverable.not(element).get());
        },

        _delay: function (handler, delay) {
            function handlerProxy() {
                return (typeof handler === "string" ? instance[handler] : handler)
                    .apply(instance, arguments);
            }
            var instance = this;
            return setTimeout(handlerProxy, delay || 0);
        },

        _hoverable: function (element) {
            this.hoverable = this.hoverable.add(element);
            this._on(element, {
                mouseenter: function (event) {
                    this._addClass($(event.currentTarget), null, "ui-state-hover");
                },
                mouseleave: function (event) {
                    this._removeClass($(event.currentTarget), null, "ui-state-hover");
                }
            });
        },

        _focusable: function (element) {
            this.focusable = this.focusable.add(element);
            this._on(element, {
                focusin: function (event) {
                    this._addClass($(event.currentTarget), null, "ui-state-focus");
                },
                focusout: function (event) {
                    this._removeClass($(event.currentTarget), null, "ui-state-focus");
                }
            });
        },

        _trigger: function (type, event, data) {
            var prop, orig;
            var callback = this.options[type];

            data = data || {};
            event = $.Event(event);
            event.type = (type === this.widgetEventPrefix ?
                type :
                this.widgetEventPrefix + type).toLowerCase();

            // The original event may come from any element
            // so we need to reset the target on the new event
            event.target = this.element[0];

            // Copy original event properties over to the new event
            orig = event.originalEvent;
            if (orig) {
                for (prop in orig) {
                    if (!(prop in event)) {
                        event[prop] = orig[prop];
                    }
                }
            }

            this.element.trigger(event, data);
            return !(typeof callback === "function" &&
                callback.apply(this.element[0], [event].concat(data)) === false ||
                event.isDefaultPrevented());
        }
    };

    $.each({ show: "fadeIn", hide: "fadeOut" }, function (method, defaultEffect) {
        $.Widget.prototype["_" + method] = function (element, options, callback) {
            if (typeof options === "string") {
                options = { effect: options };
            }

            var hasOptions;
            var effectName = !options ?
                method :
                options === true || typeof options === "number" ?
                    defaultEffect :
                    options.effect || defaultEffect;

            options = options || {};
            if (typeof options === "number") {
                options = { duration: options };
            } else if (options === true) {
                options = {};
            }

            hasOptions = !$.isEmptyObject(options);
            options.complete = callback;

            if (options.delay) {
                element.delay(options.delay);
            }

            if (hasOptions && $.effects && $.effects.effect[effectName]) {
                element[method](options);
            } else if (effectName !== method && element[effectName]) {
                element[effectName](options.duration, options.easing, callback);
            } else {
                element.queue(function (next) {
                    $(this)[method]();
                    if (callback) {
                        callback.call(element[0]);
                    }
                    next();
                });
            }
        };
    });

    var widget = $.widget;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     *
     * https://api.jqueryui.com/position/
     */

    //>>label: Position
    //>>group: Core
    //>>description: Positions elements relative to other elements.
    //>>docs: https://api.jqueryui.com/position/
    //>>demos: https://jqueryui.com/position/


    (function () {
        var cachedScrollbarWidth,
            max = Math.max,
            abs = Math.abs,
            rhorizontal = /left|center|right/,
            rvertical = /top|center|bottom/,
            roffset = /[\+\-]\d+(\.[\d]+)?%?/,
            rposition = /^\w+/,
            rpercent = /%$/,
            _position = $.fn.position;

        function getOffsets(offsets, width, height) {
            return [
                parseFloat(offsets[0]) * (rpercent.test(offsets[0]) ? width / 100 : 1),
                parseFloat(offsets[1]) * (rpercent.test(offsets[1]) ? height / 100 : 1)
            ];
        }

        function parseCss(element, property) {
            return parseInt($.css(element, property), 10) || 0;
        }

        function isWindow(obj) {
            return obj != null && obj === obj.window;
        }

        function getDimensions(elem) {
            var raw = elem[0];
            if (raw.nodeType === 9) {
                return {
                    width: elem.width(),
                    height: elem.height(),
                    offset: { top: 0, left: 0 }
                };
            }
            if (isWindow(raw)) {
                return {
                    width: elem.width(),
                    height: elem.height(),
                    offset: { top: elem.scrollTop(), left: elem.scrollLeft() }
                };
            }
            if (raw.preventDefault) {
                return {
                    width: 0,
                    height: 0,
                    offset: { top: raw.pageY, left: raw.pageX }
                };
            }
            return {
                width: elem.outerWidth(),
                height: elem.outerHeight(),
                offset: elem.offset()
            };
        }

        $.position = {
            scrollbarWidth: function () {
                if (cachedScrollbarWidth !== undefined) {
                    return cachedScrollbarWidth;
                }
                var w1, w2,
                    div = $("<div style=" +
                        "'display:block;position:absolute;width:200px;height:200px;overflow:hidden;'>" +
                        "<div style='height:300px;width:auto;'></div></div>"),
                    innerDiv = div.children()[0];

                $("body").append(div);
                w1 = innerDiv.offsetWidth;
                div.css("overflow", "scroll");

                w2 = innerDiv.offsetWidth;

                if (w1 === w2) {
                    w2 = div[0].clientWidth;
                }

                div.remove();

                return (cachedScrollbarWidth = w1 - w2);
            },
            getScrollInfo: function (within) {
                var overflowX = within.isWindow || within.isDocument ? "" :
                    within.element.css("overflow-x"),
                    overflowY = within.isWindow || within.isDocument ? "" :
                        within.element.css("overflow-y"),
                    hasOverflowX = overflowX === "scroll" ||
                        (overflowX === "auto" && within.width < within.element[0].scrollWidth),
                    hasOverflowY = overflowY === "scroll" ||
                        (overflowY === "auto" && within.height < within.element[0].scrollHeight);
                return {
                    width: hasOverflowY ? $.position.scrollbarWidth() : 0,
                    height: hasOverflowX ? $.position.scrollbarWidth() : 0
                };
            },
            getWithinInfo: function (element) {
                var withinElement = $(element || window),
                    isElemWindow = isWindow(withinElement[0]),
                    isDocument = !!withinElement[0] && withinElement[0].nodeType === 9,
                    hasOffset = !isElemWindow && !isDocument;
                return {
                    element: withinElement,
                    isWindow: isElemWindow,
                    isDocument: isDocument,
                    offset: hasOffset ? $(element).offset() : { left: 0, top: 0 },
                    scrollLeft: withinElement.scrollLeft(),
                    scrollTop: withinElement.scrollTop(),
                    width: withinElement.outerWidth(),
                    height: withinElement.outerHeight()
                };
            }
        };

        $.fn.position = function (options) {
            if (!options || !options.of) {
                return _position.apply(this, arguments);
            }

            // Make a copy, we don't want to modify arguments
            options = $.extend({}, options);

            var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions,

                // Make sure string options are treated as CSS selectors
                target = typeof options.of === "string" ?
                    $(document).find(options.of) :
                    $(options.of),

                within = $.position.getWithinInfo(options.within),
                scrollInfo = $.position.getScrollInfo(within),
                collision = (options.collision || "flip").split(" "),
                offsets = {};

            dimensions = getDimensions(target);
            if (target[0].preventDefault) {

                // Force left top to allow flipping
                options.at = "left top";
            }
            targetWidth = dimensions.width;
            targetHeight = dimensions.height;
            targetOffset = dimensions.offset;

            // Clone to reuse original targetOffset later
            basePosition = $.extend({}, targetOffset);

            // Force my and at to have valid horizontal and vertical positions
            // if a value is missing or invalid, it will be converted to center
            $.each(["my", "at"], function () {
                var pos = (options[this] || "").split(" "),
                    horizontalOffset,
                    verticalOffset;

                if (pos.length === 1) {
                    pos = rhorizontal.test(pos[0]) ?
                        pos.concat(["center"]) :
                        rvertical.test(pos[0]) ?
                            ["center"].concat(pos) :
                            ["center", "center"];
                }
                pos[0] = rhorizontal.test(pos[0]) ? pos[0] : "center";
                pos[1] = rvertical.test(pos[1]) ? pos[1] : "center";

                // Calculate offsets
                horizontalOffset = roffset.exec(pos[0]);
                verticalOffset = roffset.exec(pos[1]);
                offsets[this] = [
                    horizontalOffset ? horizontalOffset[0] : 0,
                    verticalOffset ? verticalOffset[0] : 0
                ];

                // Reduce to just the positions without the offsets
                options[this] = [
                    rposition.exec(pos[0])[0],
                    rposition.exec(pos[1])[0]
                ];
            });

            // Normalize collision option
            if (collision.length === 1) {
                collision[1] = collision[0];
            }

            if (options.at[0] === "right") {
                basePosition.left += targetWidth;
            } else if (options.at[0] === "center") {
                basePosition.left += targetWidth / 2;
            }

            if (options.at[1] === "bottom") {
                basePosition.top += targetHeight;
            } else if (options.at[1] === "center") {
                basePosition.top += targetHeight / 2;
            }

            atOffset = getOffsets(offsets.at, targetWidth, targetHeight);
            basePosition.left += atOffset[0];
            basePosition.top += atOffset[1];

            return this.each(function () {
                var collisionPosition, using,
                    elem = $(this),
                    elemWidth = elem.outerWidth(),
                    elemHeight = elem.outerHeight(),
                    marginLeft = parseCss(this, "marginLeft"),
                    marginTop = parseCss(this, "marginTop"),
                    collisionWidth = elemWidth + marginLeft + parseCss(this, "marginRight") +
                        scrollInfo.width,
                    collisionHeight = elemHeight + marginTop + parseCss(this, "marginBottom") +
                        scrollInfo.height,
                    position = $.extend({}, basePosition),
                    myOffset = getOffsets(offsets.my, elem.outerWidth(), elem.outerHeight());

                if (options.my[0] === "right") {
                    position.left -= elemWidth;
                } else if (options.my[0] === "center") {
                    position.left -= elemWidth / 2;
                }

                if (options.my[1] === "bottom") {
                    position.top -= elemHeight;
                } else if (options.my[1] === "center") {
                    position.top -= elemHeight / 2;
                }

                position.left += myOffset[0];
                position.top += myOffset[1];

                collisionPosition = {
                    marginLeft: marginLeft,
                    marginTop: marginTop
                };

                $.each(["left", "top"], function (i, dir) {
                    if ($.ui.position[collision[i]]) {
                        $.ui.position[collision[i]][dir](position, {
                            targetWidth: targetWidth,
                            targetHeight: targetHeight,
                            elemWidth: elemWidth,
                            elemHeight: elemHeight,
                            collisionPosition: collisionPosition,
                            collisionWidth: collisionWidth,
                            collisionHeight: collisionHeight,
                            offset: [atOffset[0] + myOffset[0], atOffset[1] + myOffset[1]],
                            my: options.my,
                            at: options.at,
                            within: within,
                            elem: elem
                        });
                    }
                });

                if (options.using) {

                    // Adds feedback as second argument to using callback, if present
                    using = function (props) {
                        var left = targetOffset.left - position.left,
                            right = left + targetWidth - elemWidth,
                            top = targetOffset.top - position.top,
                            bottom = top + targetHeight - elemHeight,
                            feedback = {
                                target: {
                                    element: target,
                                    left: targetOffset.left,
                                    top: targetOffset.top,
                                    width: targetWidth,
                                    height: targetHeight
                                },
                                element: {
                                    element: elem,
                                    left: position.left,
                                    top: position.top,
                                    width: elemWidth,
                                    height: elemHeight
                                },
                                horizontal: right < 0 ? "left" : left > 0 ? "right" : "center",
                                vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle"
                            };
                        if (targetWidth < elemWidth && abs(left + right) < targetWidth) {
                            feedback.horizontal = "center";
                        }
                        if (targetHeight < elemHeight && abs(top + bottom) < targetHeight) {
                            feedback.vertical = "middle";
                        }
                        if (max(abs(left), abs(right)) > max(abs(top), abs(bottom))) {
                            feedback.important = "horizontal";
                        } else {
                            feedback.important = "vertical";
                        }
                        options.using.call(this, props, feedback);
                    };
                }

                elem.offset($.extend(position, { using: using }));
            });
        };

        $.ui.position = {
            fit: {
                left: function (position, data) {
                    var within = data.within,
                        withinOffset = within.isWindow ? within.scrollLeft : within.offset.left,
                        outerWidth = within.width,
                        collisionPosLeft = position.left - data.collisionPosition.marginLeft,
                        overLeft = withinOffset - collisionPosLeft,
                        overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset,
                        newOverRight;

                    // Element is wider than within
                    if (data.collisionWidth > outerWidth) {

                        // Element is initially over the left side of within
                        if (overLeft > 0 && overRight <= 0) {
                            newOverRight = position.left + overLeft + data.collisionWidth - outerWidth -
                                withinOffset;
                            position.left += overLeft - newOverRight;

                            // Element is initially over right side of within
                        } else if (overRight > 0 && overLeft <= 0) {
                            position.left = withinOffset;

                            // Element is initially over both left and right sides of within
                        } else {
                            if (overLeft > overRight) {
                                position.left = withinOffset + outerWidth - data.collisionWidth;
                            } else {
                                position.left = withinOffset;
                            }
                        }

                        // Too far left -> align with left edge
                    } else if (overLeft > 0) {
                        position.left += overLeft;

                        // Too far right -> align with right edge
                    } else if (overRight > 0) {
                        position.left -= overRight;

                        // Adjust based on position and margin
                    } else {
                        position.left = max(position.left - collisionPosLeft, position.left);
                    }
                },
                top: function (position, data) {
                    var within = data.within,
                        withinOffset = within.isWindow ? within.scrollTop : within.offset.top,
                        outerHeight = data.within.height,
                        collisionPosTop = position.top - data.collisionPosition.marginTop,
                        overTop = withinOffset - collisionPosTop,
                        overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset,
                        newOverBottom;

                    // Element is taller than within
                    if (data.collisionHeight > outerHeight) {

                        // Element is initially over the top of within
                        if (overTop > 0 && overBottom <= 0) {
                            newOverBottom = position.top + overTop + data.collisionHeight - outerHeight -
                                withinOffset;
                            position.top += overTop - newOverBottom;

                            // Element is initially over bottom of within
                        } else if (overBottom > 0 && overTop <= 0) {
                            position.top = withinOffset;

                            // Element is initially over both top and bottom of within
                        } else {
                            if (overTop > overBottom) {
                                position.top = withinOffset + outerHeight - data.collisionHeight;
                            } else {
                                position.top = withinOffset;
                            }
                        }

                        // Too far up -> align with top
                    } else if (overTop > 0) {
                        position.top += overTop;

                        // Too far down -> align with bottom edge
                    } else if (overBottom > 0) {
                        position.top -= overBottom;

                        // Adjust based on position and margin
                    } else {
                        position.top = max(position.top - collisionPosTop, position.top);
                    }
                }
            },
            flip: {
                left: function (position, data) {
                    var within = data.within,
                        withinOffset = within.offset.left + within.scrollLeft,
                        outerWidth = within.width,
                        offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left,
                        collisionPosLeft = position.left - data.collisionPosition.marginLeft,
                        overLeft = collisionPosLeft - offsetLeft,
                        overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft,
                        myOffset = data.my[0] === "left" ?
                            -data.elemWidth :
                            data.my[0] === "right" ?
                                data.elemWidth :
                                0,
                        atOffset = data.at[0] === "left" ?
                            data.targetWidth :
                            data.at[0] === "right" ?
                                -data.targetWidth :
                                0,
                        offset = -2 * data.offset[0],
                        newOverRight,
                        newOverLeft;

                    if (overLeft < 0) {
                        newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth -
                            outerWidth - withinOffset;
                        if (newOverRight < 0 || newOverRight < abs(overLeft)) {
                            position.left += myOffset + atOffset + offset;
                        }
                    } else if (overRight > 0) {
                        newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset +
                            atOffset + offset - offsetLeft;
                        if (newOverLeft > 0 || abs(newOverLeft) < overRight) {
                            position.left += myOffset + atOffset + offset;
                        }
                    }
                },
                top: function (position, data) {
                    var within = data.within,
                        withinOffset = within.offset.top + within.scrollTop,
                        outerHeight = within.height,
                        offsetTop = within.isWindow ? within.scrollTop : within.offset.top,
                        collisionPosTop = position.top - data.collisionPosition.marginTop,
                        overTop = collisionPosTop - offsetTop,
                        overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop,
                        top = data.my[1] === "top",
                        myOffset = top ?
                            -data.elemHeight :
                            data.my[1] === "bottom" ?
                                data.elemHeight :
                                0,
                        atOffset = data.at[1] === "top" ?
                            data.targetHeight :
                            data.at[1] === "bottom" ?
                                -data.targetHeight :
                                0,
                        offset = -2 * data.offset[1],
                        newOverTop,
                        newOverBottom;
                    if (overTop < 0) {
                        newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight -
                            outerHeight - withinOffset;
                        if (newOverBottom < 0 || newOverBottom < abs(overTop)) {
                            position.top += myOffset + atOffset + offset;
                        }
                    } else if (overBottom > 0) {
                        newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset +
                            offset - offsetTop;
                        if (newOverTop > 0 || abs(newOverTop) < overBottom) {
                            position.top += myOffset + atOffset + offset;
                        }
                    }
                }
            },
            flipfit: {
                left: function () {
                    $.ui.position.flip.left.apply(this, arguments);
                    $.ui.position.fit.left.apply(this, arguments);
                },
                top: function () {
                    $.ui.position.flip.top.apply(this, arguments);
                    $.ui.position.fit.top.apply(this, arguments);
                }
            }
        };

    })();

    var position = $.ui.position;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: :data Selector
    //>>group: Core
    //>>description: Selects elements which have data stored under the specified key.
    //>>docs: https://api.jqueryui.com/data-selector/


    var data = $.extend($.expr.pseudos, {
        data: $.expr.createPseudo(function (dataName) {
            return function (elem) {
                return !!$.data(elem, dataName);
            };
        })
    });

    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: disableSelection
    //>>group: Core
    //>>description: Disable selection of text content within the set of matched elements.
    //>>docs: https://api.jqueryui.com/disableSelection/

    // This file is deprecated

    var disableSelection = $.fn.extend({
        disableSelection: (function () {
            var eventType = "onselectstart" in document.createElement("div") ?
                "selectstart" :
                "mousedown";

            return function () {
                return this.on(eventType + ".ui-disableSelection", function (event) {
                    event.preventDefault();
                });
            };
        })(),

        enableSelection: function () {
            return this.off(".ui-disableSelection");
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: :focusable Selector
    //>>group: Core
    //>>description: Selects elements which can be focused.
    //>>docs: https://api.jqueryui.com/focusable-selector/


    // Selectors
    $.ui.focusable = function (element, hasTabindex) {
        var map, mapName, img, focusableIfVisible, fieldset,
            nodeName = element.nodeName.toLowerCase();

        if ("area" === nodeName) {
            map = element.parentNode;
            mapName = map.name;
            if (!element.href || !mapName || map.nodeName.toLowerCase() !== "map") {
                return false;
            }
            img = $("img[usemap='#" + mapName + "']");
            return img.length > 0 && img.is(":visible");
        }

        if (/^(input|select|textarea|button|object)$/.test(nodeName)) {
            focusableIfVisible = !element.disabled;

            if (focusableIfVisible) {

                // Form controls within a disabled fieldset are disabled.
                // However, controls within the fieldset's legend do not get disabled.
                // Since controls generally aren't placed inside legends, we skip
                // this portion of the check.
                fieldset = $(element).closest("fieldset")[0];
                if (fieldset) {
                    focusableIfVisible = !fieldset.disabled;
                }
            }
        } else if ("a" === nodeName) {
            focusableIfVisible = element.href || hasTabindex;
        } else {
            focusableIfVisible = hasTabindex;
        }

        return focusableIfVisible && $(element).is(":visible") &&
            $(element).css("visibility") === "visible";
    };

    $.extend($.expr.pseudos, {
        focusable: function (element) {
            return $.ui.focusable(element, $.attr(element, "tabindex") != null);
        }
    });

    var focusable = $.ui.focusable;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Keycode
    //>>group: Core
    //>>description: Provide keycodes as keynames
    //>>docs: https://api.jqueryui.com/jQuery.ui.keyCode/


    var keycode = $.ui.keyCode = {
        BACKSPACE: 8,
        COMMA: 188,
        DELETE: 46,
        DOWN: 40,
        END: 35,
        ENTER: 13,
        ESCAPE: 27,
        HOME: 36,
        LEFT: 37,
        PAGE_DOWN: 34,
        PAGE_UP: 33,
        PERIOD: 190,
        RIGHT: 39,
        SPACE: 32,
        TAB: 9,
        UP: 38
    };


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: labels
    //>>group: Core
    //>>description: Find all the labels associated with a given input
    //>>docs: https://api.jqueryui.com/labels/


    var labels = $.fn.labels = function () {
        var ancestor, selector, id, labels, ancestors;

        if (!this.length) {
            return this.pushStack([]);
        }

        // Check control.labels first
        if (this[0].labels && this[0].labels.length) {
            return this.pushStack(this[0].labels);
        }

        // If `control.labels` is empty - e.g. inside of document fragments - find
        // the labels manually
        labels = this.eq(0).parents("label");

        // Look for the label based on the id
        id = this.attr("id");
        if (id) {

            // We don't search against the document in case the element
            // is disconnected from the DOM
            ancestor = this.eq(0).parents().last();

            // Get a full set of top level ancestors
            ancestors = ancestor.add(ancestor.length ? ancestor.siblings() : this.siblings());

            // Create a selector for the label based on the id
            selector = "label[for='" + CSS.escape(id) + "']";

            labels = labels.add(ancestors.find(selector).addBack(selector));

        }

        // Return whatever we have found for labels
        return this.pushStack(labels);
    };


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: scrollParent
    //>>group: Core
    //>>description: Get the closest ancestor element that is scrollable.
    //>>docs: https://api.jqueryui.com/scrollParent/


    var scrollParent = $.fn.scrollParent = function (includeHidden) {
        var position = this.css("position"),
            excludeStaticParent = position === "absolute",
            overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
            scrollParent = this.parents().filter(function () {
                var parent = $(this);
                if (excludeStaticParent && parent.css("position") === "static") {
                    return false;
                }
                return overflowRegex.test(parent.css("overflow") + parent.css("overflow-y") +
                    parent.css("overflow-x"));
            }).eq(0);

        return position === "fixed" || !scrollParent.length ?
            $(this[0].ownerDocument || document) :
            scrollParent;
    };


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: :tabbable Selector
    //>>group: Core
    //>>description: Selects elements which can be tabbed to.
    //>>docs: https://api.jqueryui.com/tabbable-selector/


    var tabbable = $.extend($.expr.pseudos, {
        tabbable: function (element) {
            var tabIndex = $.attr(element, "tabindex"),
                hasTabindex = tabIndex != null;
            return (!hasTabindex || tabIndex >= 0) && $.ui.focusable(element, hasTabindex);
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: uniqueId
    //>>group: Core
    //>>description: Functions to generate and remove uniqueId's
    //>>docs: https://api.jqueryui.com/uniqueId/


    var uniqueId = $.fn.extend({
        uniqueId: (function () {
            var uuid = 0;

            return function () {
                return this.each(function () {
                    if (!this.id) {
                        this.id = "ui-id-" + (++uuid);
                    }
                });
            };
        })(),

        removeUniqueId: function () {
            return this.each(function () {
                if (/^ui-id-\d+$/.test(this.id)) {
                    $(this).removeAttr("id");
                }
            });
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Mouse
    //>>group: Widgets
    //>>description: Abstracts mouse-based interactions to assist in creating certain widgets.
    //>>docs: https://api.jqueryui.com/mouse/


    var mouseHandled = false;
    $(document).on("mouseup", function () {
        mouseHandled = false;
    });

    var widgetsMouse = $.widget("ui.mouse", {
        options: {
            cancel: "input, textarea, button, select, option",
            distance: 1,
            delay: 0
        },
        _mouseInit: function () {
            var that = this;

            this.element
                .on("mousedown." + this.widgetName, function (event) {
                    return that._mouseDown(event);
                })
                .on("click." + this.widgetName, function (event) {
                    if (true === $.data(event.target, that.widgetName + ".preventClickEvent")) {
                        $.removeData(event.target, that.widgetName + ".preventClickEvent");
                        event.stopImmediatePropagation();
                        return false;
                    }
                });

            this.started = false;
        },

        // TODO: make sure destroying one instance of mouse doesn't mess with
        // other instances of mouse
        _mouseDestroy: function () {
            this.element.off("." + this.widgetName);
            if (this._mouseMoveDelegate) {
                this.document
                    .off("mousemove." + this.widgetName, this._mouseMoveDelegate)
                    .off("mouseup." + this.widgetName, this._mouseUpDelegate);
            }
        },

        _mouseDown: function (event) {

            // don't let more than one widget handle mouseStart
            if (mouseHandled) {
                return;
            }

            this._mouseMoved = false;

            // We may have missed mouseup (out of window)
            if (this._mouseStarted) {
                this._mouseUp(event);
            }

            this._mouseDownEvent = event;

            var that = this,
                btnIsLeft = event.which === 1,
                elIsCancel = typeof this.options.cancel === "string" ?
                    $(event.target).closest(this.options.cancel).length :
                    false;
            if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) {
                return true;
            }

            this.mouseDelayMet = !this.options.delay;
            if (!this.mouseDelayMet) {
                this._mouseDelayTimer = setTimeout(function () {
                    that.mouseDelayMet = true;
                }, this.options.delay);
            }

            if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
                this._mouseStarted = (this._mouseStart(event) !== false);
                if (!this._mouseStarted) {
                    event.preventDefault();
                    return true;
                }
            }

            // Click event may never have fired (Gecko & Opera)
            if (true === $.data(event.target, this.widgetName + ".preventClickEvent")) {
                $.removeData(event.target, this.widgetName + ".preventClickEvent");
            }

            // These delegates are required to keep context
            this._mouseMoveDelegate = function (event) {
                return that._mouseMove(event);
            };
            this._mouseUpDelegate = function (event) {
                return that._mouseUp(event);
            };

            this.document
                .on("mousemove." + this.widgetName, this._mouseMoveDelegate)
                .on("mouseup." + this.widgetName, this._mouseUpDelegate);

            event.preventDefault();

            mouseHandled = true;
            return true;
        },

        _mouseMove: function (event) {

            // Only check for mouseups outside the document if you've moved inside the document
            // at least once.
            if (this._mouseMoved && !event.which) {

                // Support: Safari <=8 - 9
                // Safari sets which to 0 if you press any of the following keys
                // during a drag (#14461)
                if (event.originalEvent.altKey || event.originalEvent.ctrlKey ||
                    event.originalEvent.metaKey || event.originalEvent.shiftKey) {
                    this.ignoreMissingWhich = true;
                } else if (!this.ignoreMissingWhich) {
                    return this._mouseUp(event);
                }
            }

            if (event.which || event.button) {
                this._mouseMoved = true;
            }

            if (this._mouseStarted) {
                this._mouseDrag(event);
                return event.preventDefault();
            }

            if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) {
                this._mouseStarted =
                    (this._mouseStart(this._mouseDownEvent, event) !== false);
                if (this._mouseStarted) {
                    this._mouseDrag(event);
                } else {
                    this._mouseUp(event);
                }
            }

            return !this._mouseStarted;
        },

        _mouseUp: function (event) {
            this.document
                .off("mousemove." + this.widgetName, this._mouseMoveDelegate)
                .off("mouseup." + this.widgetName, this._mouseUpDelegate);

            if (this._mouseStarted) {
                this._mouseStarted = false;

                if (event.target === this._mouseDownEvent.target) {
                    $.data(event.target, this.widgetName + ".preventClickEvent", true);
                }

                this._mouseStop(event);
            }

            if (this._mouseDelayTimer) {
                clearTimeout(this._mouseDelayTimer);
                delete this._mouseDelayTimer;
            }

            this.ignoreMissingWhich = false;
            mouseHandled = false;
            event.preventDefault();
        },

        _mouseDistanceMet: function (event) {
            return (Math.max(
                Math.abs(this._mouseDownEvent.pageX - event.pageX),
                Math.abs(this._mouseDownEvent.pageY - event.pageY)
            ) >= this.options.distance
            );
        },

        _mouseDelayMet: function ( /* event */) {
            return this.mouseDelayMet;
        },

        // These are placeholder methods, to be overriden by extending plugin
        _mouseStart: function ( /* event */) { },
        _mouseDrag: function ( /* event */) { },
        _mouseStop: function ( /* event */) { },
        _mouseCapture: function ( /* event */) {
            return true;
        }
    });



    // $.ui.plugin is deprecated. Use $.widget() extensions instead.
    var plugin = $.ui.plugin = {
        add: function (module, option, set) {
            var i,
                proto = $.ui[module].prototype;
            for (i in set) {
                proto.plugins[i] = proto.plugins[i] || [];
                proto.plugins[i].push([option, set[i]]);
            }
        },
        call: function (instance, name, args, allowDisconnected) {
            var i,
                set = instance.plugins[name];

            if (!set) {
                return;
            }

            if (!allowDisconnected && (!instance.element[0].parentNode ||
                instance.element[0].parentNode.nodeType === 11)) {
                return;
            }

            for (i = 0; i < set.length; i++) {
                if (instance.options[set[i][0]]) {
                    set[i][1].apply(instance.element, args);
                }
            }
        }
    };


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Draggable
    //>>group: Interactions
    //>>description: Enables dragging functionality for any element.
    //>>docs: https://api.jqueryui.com/draggable/
    //>>demos: https://jqueryui.com/draggable/
    //>>css.structure: ../../themes/base/draggable.css


    $.widget("ui.draggable", $.ui.mouse, {
        widgetEventPrefix: "drag",
        options: {
            addClasses: true,
            appendTo: "parent",
            axis: false,
            connectToSortable: false,
            containment: false,
            cursor: "auto",
            cursorAt: false,
            grid: false,
            handle: false,
            helper: "original",
            iframeFix: false,
            opacity: false,
            refreshPositions: false,
            revert: false,
            revertDuration: 500,
            scope: "default",
            scroll: true,
            scrollSensitivity: 20,
            scrollSpeed: 20,
            snap: false,
            snapMode: "both",
            snapTolerance: 20,
            stack: false,
            zIndex: false,

            // Callbacks
            drag: null,
            start: null,
            stop: null
        },
        _create: function () {

            if (this.options.helper === "original") {
                this._setPositionRelative();
            }
            if (this.options.addClasses) {
                this._addClass("ui-draggable");
            }
            this._setHandleClassName();

            this._mouseInit();
        },

        _setOption: function (key, value) {
            this._super(key, value);
            if (key === "handle") {
                this._removeHandleClassName();
                this._setHandleClassName();
            }
        },

        _destroy: function () {
            if ((this.helper || this.element).is(".ui-draggable-dragging")) {
                this.destroyOnClear = true;
                return;
            }
            this._removeHandleClassName();
            this._mouseDestroy();
        },

        _mouseCapture: function (event) {
            var o = this.options;

            // Among others, prevent a drag on a resizable-handle
            if (this.helper || o.disabled ||
                $(event.target).closest(".ui-resizable-handle").length > 0) {
                return false;
            }

            //Quit if we're not on a valid handle
            this.handle = this._getHandle(event);
            if (!this.handle) {
                return false;
            }

            this._blurActiveElement(event);

            this._blockFrames(o.iframeFix === true ? "iframe" : o.iframeFix);

            return true;

        },

        _blockFrames: function (selector) {
            this.iframeBlocks = this.document.find(selector).map(function () {
                var iframe = $(this);

                return $("<div>")
                    .css("position", "absolute")
                    .appendTo(iframe.parent())
                    .outerWidth(iframe.outerWidth())
                    .outerHeight(iframe.outerHeight())
                    .offset(iframe.offset())[0];
            });
        },

        _unblockFrames: function () {
            if (this.iframeBlocks) {
                this.iframeBlocks.remove();
                delete this.iframeBlocks;
            }
        },

        _blurActiveElement: function (event) {
            var activeElement = this.document[0].activeElement,
                target = $(event.target);

            // Don't blur if the event occurred on an element that is within
            // the currently focused element
            // See #10527, #12472
            if (target.closest(activeElement).length) {
                return;
            }

            // Blur any element that currently has focus, see #4261
            $(activeElement).trigger("blur");
        },

        _mouseStart: function (event) {

            var o = this.options;

            //Create and append the visible helper
            this.helper = this._createHelper(event);

            this._addClass(this.helper, "ui-draggable-dragging");

            //Cache the helper size
            this._cacheHelperProportions();

            //If ddmanager is used for droppables, set the global draggable
            if ($.ui.ddmanager) {
                $.ui.ddmanager.current = this;
            }

            /*
             * - Position generation -
             * This block generates everything position related - it's the core of draggables.
             */

            //Cache the margins of the original element
            this._cacheMargins();

            //Store the helper's css position
            this.cssPosition = this.helper.css("position");
            this.scrollParent = this.helper.scrollParent(true);
            this.offsetParent = this.helper.offsetParent();
            this.hasFixedAncestor = this.helper.parents().filter(function () {
                return $(this).css("position") === "fixed";
            }).length > 0;

            //The element's absolute position on the page minus margins
            this.positionAbs = this.element.offset();
            this._refreshOffsets(event);

            //Generate the original position
            this.originalPosition = this.position = this._generatePosition(event, false);
            this.originalPageX = event.pageX;
            this.originalPageY = event.pageY;

            //Adjust the mouse offset relative to the helper if "cursorAt" is supplied
            if (o.cursorAt) {
                this._adjustOffsetFromHelper(o.cursorAt);
            }

            //Set a containment if given in the options
            this._setContainment();

            //Trigger event + callbacks
            if (this._trigger("start", event) === false) {
                this._clear();
                return false;
            }

            //Recache the helper size
            this._cacheHelperProportions();

            //Prepare the droppable offsets
            if ($.ui.ddmanager && !o.dropBehaviour) {
                $.ui.ddmanager.prepareOffsets(this, event);
            }

            // Execute the drag once - this causes the helper not to be visible before getting its
            // correct position
            this._mouseDrag(event, true);

            // If the ddmanager is used for droppables, inform the manager that dragging has started
            // (see #5003)
            if ($.ui.ddmanager) {
                $.ui.ddmanager.dragStart(this, event);
            }

            return true;
        },

        _refreshOffsets: function (event) {
            this.offset = {
                top: this.positionAbs.top - this.margins.top,
                left: this.positionAbs.left - this.margins.left,
                scroll: false,
                parent: this._getParentOffset(),
                relative: this._getRelativeOffset()
            };

            this.offset.click = {
                left: event.pageX - this.offset.left,
                top: event.pageY - this.offset.top
            };
        },

        _mouseDrag: function (event, noPropagation) {

            // reset any necessary cached properties (see #5009)
            if (this.hasFixedAncestor) {
                this.offset.parent = this._getParentOffset();
            }

            //Compute the helpers position
            this.position = this._generatePosition(event, true);
            this.positionAbs = this._convertPositionTo("absolute");

            //Call plugins and callbacks and use the resulting position if something is returned
            if (!noPropagation) {
                var ui = this._uiHash();
                if (this._trigger("drag", event, ui) === false) {
                    this._mouseUp(new $.Event("mouseup", event));
                    return false;
                }
                this.position = ui.position;
            }

            this.helper[0].style.left = this.position.left + "px";
            this.helper[0].style.top = this.position.top + "px";

            if ($.ui.ddmanager) {
                $.ui.ddmanager.drag(this, event);
            }

            return true;
        },

        _mouseStop: function (event) {

            //If we are using droppables, inform the manager about the drop
            var that = this,
                dropped = false;
            if ($.ui.ddmanager && !this.options.dropBehaviour) {
                dropped = $.ui.ddmanager.drop(this, event);
            }

            //if a drop comes from outside (a sortable)
            if (this.dropped) {
                dropped = this.dropped;
                this.dropped = false;
            }

            if ((this.options.revert === "invalid" && !dropped) ||
                (this.options.revert === "valid" && dropped) ||
                this.options.revert === true || (typeof this.options.revert === "function" &&
                    this.options.revert.call(this.element, dropped))
            ) {
                $(this.helper).animate(
                    this.originalPosition,
                    parseInt(this.options.revertDuration, 10),
                    function () {
                        if (that._trigger("stop", event) !== false) {
                            that._clear();
                        }
                    }
                );
            } else {
                if (this._trigger("stop", event) !== false) {
                    this._clear();
                }
            }

            return true;
        },

        _mouseUp: function (event) {
            this._unblockFrames();

            // If the ddmanager is used for droppables, inform the manager that dragging has stopped
            // (see #5003)
            if ($.ui.ddmanager) {
                $.ui.ddmanager.dragStop(this, event);
            }

            // Only need to focus if the event occurred on the draggable itself, see #10527
            if (this.handleElement.is(event.target)) {

                // The interaction is over; whether or not the click resulted in a drag,
                // focus the element
                this.element.trigger("focus");
            }

            return $.ui.mouse.prototype._mouseUp.call(this, event);
        },

        cancel: function () {

            if (this.helper.is(".ui-draggable-dragging")) {
                this._mouseUp(new $.Event("mouseup", { target: this.element[0] }));
            } else {
                this._clear();
            }

            return this;

        },

        _getHandle: function (event) {
            return this.options.handle ?
                !!$(event.target).closest(this.element.find(this.options.handle)).length :
                true;
        },

        _setHandleClassName: function () {
            this.handleElement = this.options.handle ?
                this.element.find(this.options.handle) : this.element;
            this._addClass(this.handleElement, "ui-draggable-handle");
        },

        _removeHandleClassName: function () {
            this._removeClass(this.handleElement, "ui-draggable-handle");
        },

        _createHelper: function (event) {

            var o = this.options,
                helperIsFunction = typeof o.helper === "function",
                helper = helperIsFunction ?
                    $(o.helper.apply(this.element[0], [event])) :
                    (o.helper === "clone" ?
                        this.element.clone().removeAttr("id") :
                        this.element);

            if (!helper.parents("body").length) {
                helper.appendTo((o.appendTo === "parent" ?
                    this.element[0].parentNode :
                    o.appendTo));
            }

            // https://bugs.jqueryui.com/ticket/9446
            // a helper function can return the original element
            // which wouldn't have been set to relative in _create
            if (helperIsFunction && helper[0] === this.element[0]) {
                this._setPositionRelative();
            }

            if (helper[0] !== this.element[0] &&
                !(/(fixed|absolute)/).test(helper.css("position"))) {
                helper.css("position", "absolute");
            }

            return helper;

        },

        _setPositionRelative: function () {
            if (!(/^(?:r|a|f)/).test(this.element.css("position"))) {
                this.element[0].style.position = "relative";
            }
        },

        _adjustOffsetFromHelper: function (obj) {
            if (typeof obj === "string") {
                obj = obj.split(" ");
            }
            if (Array.isArray(obj)) {
                obj = { left: +obj[0], top: +obj[1] || 0 };
            }
            if ("left" in obj) {
                this.offset.click.left = obj.left + this.margins.left;
            }
            if ("right" in obj) {
                this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
            }
            if ("top" in obj) {
                this.offset.click.top = obj.top + this.margins.top;
            }
            if ("bottom" in obj) {
                this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
            }
        },

        _isRootNode: function (element) {
            return (/(html|body)/i).test(element.tagName) || element === this.document[0];
        },

        _getParentOffset: function () {

            //Get the offsetParent and cache its position
            var po = this.offsetParent.offset(),
                document = this.document[0];

            // This is a special case where we need to modify a offset calculated on start, since the
            // following happened:
            // 1. The position of the helper is absolute, so it's position is calculated based on the
            // next positioned parent
            // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't
            // the document, which means that the scroll is included in the initial calculation of the
            // offset of the parent, and never recalculated upon drag
            if (this.cssPosition === "absolute" && this.scrollParent[0] !== document &&
                $.contains(this.scrollParent[0], this.offsetParent[0])) {
                po.left += this.scrollParent.scrollLeft();
                po.top += this.scrollParent.scrollTop();
            }

            if (this._isRootNode(this.offsetParent[0])) {
                po = { top: 0, left: 0 };
            }

            return {
                top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"), 10) || 0),
                left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"), 10) || 0)
            };

        },

        _getRelativeOffset: function () {
            if (this.cssPosition !== "relative") {
                return { top: 0, left: 0 };
            }

            var p = this.element.position(),
                scrollIsRootNode = this._isRootNode(this.scrollParent[0]);

            return {
                top: p.top - (parseInt(this.helper.css("top"), 10) || 0) +
                    (!scrollIsRootNode ? this.scrollParent.scrollTop() : 0),
                left: p.left - (parseInt(this.helper.css("left"), 10) || 0) +
                    (!scrollIsRootNode ? this.scrollParent.scrollLeft() : 0)
            };

        },

        _cacheMargins: function () {
            this.margins = {
                left: (parseInt(this.element.css("marginLeft"), 10) || 0),
                top: (parseInt(this.element.css("marginTop"), 10) || 0),
                right: (parseInt(this.element.css("marginRight"), 10) || 0),
                bottom: (parseInt(this.element.css("marginBottom"), 10) || 0)
            };
        },

        _cacheHelperProportions: function () {
            this.helperProportions = {
                width: this.helper.outerWidth(),
                height: this.helper.outerHeight()
            };
        },

        _setContainment: function () {

            var isUserScrollable, c, ce,
                o = this.options,
                document = this.document[0];

            this.relativeContainer = null;

            if (!o.containment) {
                this.containment = null;
                return;
            }

            if (o.containment === "window") {
                this.containment = [
                    $(window).scrollLeft() - this.offset.relative.left - this.offset.parent.left,
                    $(window).scrollTop() - this.offset.relative.top - this.offset.parent.top,
                    $(window).scrollLeft() + $(window).width() -
                    this.helperProportions.width - this.margins.left,
                    $(window).scrollTop() +
                    ($(window).height() || document.body.parentNode.scrollHeight) -
                    this.helperProportions.height - this.margins.top
                ];
                return;
            }

            if (o.containment === "document") {
                this.containment = [
                    0,
                    0,
                    $(document).width() - this.helperProportions.width - this.margins.left,
                    ($(document).height() || document.body.parentNode.scrollHeight) -
                    this.helperProportions.height - this.margins.top
                ];
                return;
            }

            if (o.containment.constructor === Array) {
                this.containment = o.containment;
                return;
            }

            if (o.containment === "parent") {
                o.containment = this.helper[0].parentNode;
            }

            c = $(o.containment);
            ce = c[0];

            if (!ce) {
                return;
            }

            isUserScrollable = /(scroll|auto)/.test(c.css("overflow"));

            this.containment = [
                (parseInt(c.css("borderLeftWidth"), 10) || 0) +
                (parseInt(c.css("paddingLeft"), 10) || 0),
                (parseInt(c.css("borderTopWidth"), 10) || 0) +
                (parseInt(c.css("paddingTop"), 10) || 0),
                (isUserScrollable ? Math.max(ce.scrollWidth, ce.offsetWidth) : ce.offsetWidth) -
                (parseInt(c.css("borderRightWidth"), 10) || 0) -
                (parseInt(c.css("paddingRight"), 10) || 0) -
                this.helperProportions.width -
                this.margins.left -
                this.margins.right,
                (isUserScrollable ? Math.max(ce.scrollHeight, ce.offsetHeight) : ce.offsetHeight) -
                (parseInt(c.css("borderBottomWidth"), 10) || 0) -
                (parseInt(c.css("paddingBottom"), 10) || 0) -
                this.helperProportions.height -
                this.margins.top -
                this.margins.bottom
            ];
            this.relativeContainer = c;
        },

        _convertPositionTo: function (d, pos) {

            if (!pos) {
                pos = this.position;
            }

            var mod = d === "absolute" ? 1 : -1,
                scrollIsRootNode = this._isRootNode(this.scrollParent[0]);

            return {
                top: (

                    // The absolute mouse position
                    pos.top +

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.top * mod +

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.top * mod -
                    ((this.cssPosition === "fixed" ?
                        -this.offset.scroll.top :
                        (scrollIsRootNode ? 0 : this.offset.scroll.top)) * mod)
                ),
                left: (

                    // The absolute mouse position
                    pos.left +

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.left * mod +

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.left * mod -
                    ((this.cssPosition === "fixed" ?
                        -this.offset.scroll.left :
                        (scrollIsRootNode ? 0 : this.offset.scroll.left)) * mod)
                )
            };

        },

        _generatePosition: function (event, constrainPosition) {

            var containment, co, top, left,
                o = this.options,
                scrollIsRootNode = this._isRootNode(this.scrollParent[0]),
                pageX = event.pageX,
                pageY = event.pageY;

            // Cache the scroll
            if (!scrollIsRootNode || !this.offset.scroll) {
                this.offset.scroll = {
                    top: this.scrollParent.scrollTop(),
                    left: this.scrollParent.scrollLeft()
                };
            }

            /*
             * - Position constraining -
             * Constrain the position to a mix of grid, containment.
             */

            // If we are not dragging yet, we won't check for options
            if (constrainPosition) {
                if (this.containment) {
                    if (this.relativeContainer) {
                        co = this.relativeContainer.offset();
                        containment = [
                            this.containment[0] + co.left,
                            this.containment[1] + co.top,
                            this.containment[2] + co.left,
                            this.containment[3] + co.top
                        ];
                    } else {
                        containment = this.containment;
                    }

                    if (event.pageX - this.offset.click.left < containment[0]) {
                        pageX = containment[0] + this.offset.click.left;
                    }
                    if (event.pageY - this.offset.click.top < containment[1]) {
                        pageY = containment[1] + this.offset.click.top;
                    }
                    if (event.pageX - this.offset.click.left > containment[2]) {
                        pageX = containment[2] + this.offset.click.left;
                    }
                    if (event.pageY - this.offset.click.top > containment[3]) {
                        pageY = containment[3] + this.offset.click.top;
                    }
                }

                if (o.grid) {

                    //Check for grid elements set to 0 to prevent divide by 0 error causing invalid
                    // argument errors in IE (see ticket #6950)
                    top = o.grid[1] ? this.originalPageY + Math.round((pageY -
                        this.originalPageY) / o.grid[1]) * o.grid[1] : this.originalPageY;
                    pageY = containment ? ((top - this.offset.click.top >= containment[1] ||
                        top - this.offset.click.top > containment[3]) ?
                        top :
                        ((top - this.offset.click.top >= containment[1]) ?
                            top - o.grid[1] : top + o.grid[1])) : top;

                    left = o.grid[0] ? this.originalPageX +
                        Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0] :
                        this.originalPageX;
                    pageX = containment ? ((left - this.offset.click.left >= containment[0] ||
                        left - this.offset.click.left > containment[2]) ?
                        left :
                        ((left - this.offset.click.left >= containment[0]) ?
                            left - o.grid[0] : left + o.grid[0])) : left;
                }

                if (o.axis === "y") {
                    pageX = this.originalPageX;
                }

                if (o.axis === "x") {
                    pageY = this.originalPageY;
                }
            }

            return {
                top: (

                    // The absolute mouse position
                    pageY -

                    // Click offset (relative to the element)
                    this.offset.click.top -

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.top -

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.top +
                    (this.cssPosition === "fixed" ?
                        -this.offset.scroll.top :
                        (scrollIsRootNode ? 0 : this.offset.scroll.top))
                ),
                left: (

                    // The absolute mouse position
                    pageX -

                    // Click offset (relative to the element)
                    this.offset.click.left -

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.left -

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.left +
                    (this.cssPosition === "fixed" ?
                        -this.offset.scroll.left :
                        (scrollIsRootNode ? 0 : this.offset.scroll.left))
                )
            };

        },

        _clear: function () {
            this._removeClass(this.helper, "ui-draggable-dragging");
            if (this.helper[0] !== this.element[0] && !this.cancelHelperRemoval) {
                this.helper.remove();
            }
            this.helper = null;
            this.cancelHelperRemoval = false;
            if (this.destroyOnClear) {
                this.destroy();
            }
        },

        // From now on bulk stuff - mainly helpers

        _trigger: function (type, event, ui) {
            ui = ui || this._uiHash();
            $.ui.plugin.call(this, type, [event, ui, this], true);

            // Absolute position and offset (see #6884 ) have to be recalculated after plugins
            if (/^(drag|start|stop)/.test(type)) {
                this.positionAbs = this._convertPositionTo("absolute");
                ui.offset = this.positionAbs;
            }
            return $.Widget.prototype._trigger.call(this, type, event, ui);
        },

        plugins: {},

        _uiHash: function () {
            return {
                helper: this.helper,
                position: this.position,
                originalPosition: this.originalPosition,
                offset: this.positionAbs
            };
        }

    });

    $.ui.plugin.add("draggable", "connectToSortable", {
        start: function (event, ui, draggable) {
            var uiSortable = $.extend({}, ui, {
                item: draggable.element
            });

            draggable.sortables = [];
            $(draggable.options.connectToSortable).each(function () {
                var sortable = $(this).sortable("instance");

                if (sortable && !sortable.options.disabled) {
                    draggable.sortables.push(sortable);

                    // RefreshPositions is called at drag start to refresh the containerCache
                    // which is used in drag. This ensures it's initialized and synchronized
                    // with any changes that might have happened on the page since initialization.
                    sortable.refreshPositions();
                    sortable._trigger("activate", event, uiSortable);
                }
            });
        },
        stop: function (event, ui, draggable) {
            var uiSortable = $.extend({}, ui, {
                item: draggable.element
            });

            draggable.cancelHelperRemoval = false;

            $.each(draggable.sortables, function () {
                var sortable = this;

                if (sortable.isOver) {
                    sortable.isOver = 0;

                    // Allow this sortable to handle removing the helper
                    draggable.cancelHelperRemoval = true;
                    sortable.cancelHelperRemoval = false;

                    // Use _storedCSS To restore properties in the sortable,
                    // as this also handles revert (#9675) since the draggable
                    // may have modified them in unexpected ways (#8809)
                    sortable._storedCSS = {
                        position: sortable.placeholder.css("position"),
                        top: sortable.placeholder.css("top"),
                        left: sortable.placeholder.css("left")
                    };

                    sortable._mouseStop(event);

                    // Once drag has ended, the sortable should return to using
                    // its original helper, not the shared helper from draggable
                    sortable.options.helper = sortable.options._helper;
                } else {

                    // Prevent this Sortable from removing the helper.
                    // However, don't set the draggable to remove the helper
                    // either as another connected Sortable may yet handle the removal.
                    sortable.cancelHelperRemoval = true;

                    sortable._trigger("deactivate", event, uiSortable);
                }
            });
        },
        drag: function (event, ui, draggable) {
            $.each(draggable.sortables, function () {
                var innermostIntersecting = false,
                    sortable = this;

                // Copy over variables that sortable's _intersectsWith uses
                sortable.positionAbs = draggable.positionAbs;
                sortable.helperProportions = draggable.helperProportions;
                sortable.offset.click = draggable.offset.click;

                if (sortable._intersectsWith(sortable.containerCache)) {
                    innermostIntersecting = true;

                    $.each(draggable.sortables, function () {

                        // Copy over variables that sortable's _intersectsWith uses
                        this.positionAbs = draggable.positionAbs;
                        this.helperProportions = draggable.helperProportions;
                        this.offset.click = draggable.offset.click;

                        if (this !== sortable &&
                            this._intersectsWith(this.containerCache) &&
                            $.contains(sortable.element[0], this.element[0])) {
                            innermostIntersecting = false;
                        }

                        return innermostIntersecting;
                    });
                }

                if (innermostIntersecting) {

                    // If it intersects, we use a little isOver variable and set it once,
                    // so that the move-in stuff gets fired only once.
                    if (!sortable.isOver) {
                        sortable.isOver = 1;

                        // Store draggable's parent in case we need to reappend to it later.
                        draggable._parent = ui.helper.parent();

                        sortable.currentItem = ui.helper
                            .appendTo(sortable.element)
                            .data("ui-sortable-item", true);

                        // Store helper option to later restore it
                        sortable.options._helper = sortable.options.helper;

                        sortable.options.helper = function () {
                            return ui.helper[0];
                        };

                        // Fire the start events of the sortable with our passed browser event,
                        // and our own helper (so it doesn't create a new one)
                        event.target = sortable.currentItem[0];
                        sortable._mouseCapture(event, true);
                        sortable._mouseStart(event, true, true);

                        // Because the browser event is way off the new appended portlet,
                        // modify necessary variables to reflect the changes
                        sortable.offset.click.top = draggable.offset.click.top;
                        sortable.offset.click.left = draggable.offset.click.left;
                        sortable.offset.parent.left -= draggable.offset.parent.left -
                            sortable.offset.parent.left;
                        sortable.offset.parent.top -= draggable.offset.parent.top -
                            sortable.offset.parent.top;

                        draggable._trigger("toSortable", event);

                        // Inform draggable that the helper is in a valid drop zone,
                        // used solely in the revert option to handle "valid/invalid".
                        draggable.dropped = sortable.element;

                        // Need to refreshPositions of all sortables in the case that
                        // adding to one sortable changes the location of the other sortables (#9675)
                        $.each(draggable.sortables, function () {
                            this.refreshPositions();
                        });

                        // Hack so receive/update callbacks work (mostly)
                        draggable.currentItem = draggable.element;
                        sortable.fromOutside = draggable;
                    }

                    if (sortable.currentItem) {
                        sortable._mouseDrag(event);

                        // Copy the sortable's position because the draggable's can potentially reflect
                        // a relative position, while sortable is always absolute, which the dragged
                        // element has now become. (#8809)
                        ui.position = sortable.position;
                    }
                } else {

                    // If it doesn't intersect with the sortable, and it intersected before,
                    // we fake the drag stop of the sortable, but make sure it doesn't remove
                    // the helper by using cancelHelperRemoval.
                    if (sortable.isOver) {

                        sortable.isOver = 0;
                        sortable.cancelHelperRemoval = true;

                        // Calling sortable's mouseStop would trigger a revert,
                        // so revert must be temporarily false until after mouseStop is called.
                        sortable.options._revert = sortable.options.revert;
                        sortable.options.revert = false;

                        sortable._trigger("out", event, sortable._uiHash(sortable));
                        sortable._mouseStop(event, true);

                        // Restore sortable behaviors that were modfied
                        // when the draggable entered the sortable area (#9481)
                        sortable.options.revert = sortable.options._revert;
                        sortable.options.helper = sortable.options._helper;

                        if (sortable.placeholder) {
                            sortable.placeholder.remove();
                        }

                        // Restore and recalculate the draggable's offset considering the sortable
                        // may have modified them in unexpected ways. (#8809, #10669)
                        ui.helper.appendTo(draggable._parent);
                        draggable._refreshOffsets(event);
                        ui.position = draggable._generatePosition(event, true);

                        draggable._trigger("fromSortable", event);

                        // Inform draggable that the helper is no longer in a valid drop zone
                        draggable.dropped = false;

                        // Need to refreshPositions of all sortables just in case removing
                        // from one sortable changes the location of other sortables (#9675)
                        $.each(draggable.sortables, function () {
                            this.refreshPositions();
                        });
                    }
                }
            });
        }
    });

    $.ui.plugin.add("draggable", "cursor", {
        start: function (event, ui, instance) {
            var t = $("body"),
                o = instance.options;

            if (t.css("cursor")) {
                o._cursor = t.css("cursor");
            }
            t.css("cursor", o.cursor);
        },
        stop: function (event, ui, instance) {
            var o = instance.options;
            if (o._cursor) {
                $("body").css("cursor", o._cursor);
            }
        }
    });

    $.ui.plugin.add("draggable", "opacity", {
        start: function (event, ui, instance) {
            var t = $(ui.helper),
                o = instance.options;
            if (t.css("opacity")) {
                o._opacity = t.css("opacity");
            }
            t.css("opacity", o.opacity);
        },
        stop: function (event, ui, instance) {
            var o = instance.options;
            if (o._opacity) {
                $(ui.helper).css("opacity", o._opacity);
            }
        }
    });

    $.ui.plugin.add("draggable", "scroll", {
        start: function (event, ui, i) {
            if (!i.scrollParentNotHidden) {
                i.scrollParentNotHidden = i.helper.scrollParent(false);
            }

            if (i.scrollParentNotHidden[0] !== i.document[0] &&
                i.scrollParentNotHidden[0].tagName !== "HTML") {
                i.overflowOffset = i.scrollParentNotHidden.offset();
            }
        },
        drag: function (event, ui, i) {

            var o = i.options,
                scrolled = false,
                scrollParent = i.scrollParentNotHidden[0],
                document = i.document[0];

            if (scrollParent !== document && scrollParent.tagName !== "HTML") {
                if (!o.axis || o.axis !== "x") {
                    if ((i.overflowOffset.top + scrollParent.offsetHeight) - event.pageY <
                        o.scrollSensitivity) {
                        scrollParent.scrollTop = scrolled = scrollParent.scrollTop + o.scrollSpeed;
                    } else if (event.pageY - i.overflowOffset.top < o.scrollSensitivity) {
                        scrollParent.scrollTop = scrolled = scrollParent.scrollTop - o.scrollSpeed;
                    }
                }

                if (!o.axis || o.axis !== "y") {
                    if ((i.overflowOffset.left + scrollParent.offsetWidth) - event.pageX <
                        o.scrollSensitivity) {
                        scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft + o.scrollSpeed;
                    } else if (event.pageX - i.overflowOffset.left < o.scrollSensitivity) {
                        scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft - o.scrollSpeed;
                    }
                }

            } else {

                if (!o.axis || o.axis !== "x") {
                    if (event.pageY - $(document).scrollTop() < o.scrollSensitivity) {
                        scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
                    } else if ($(window).height() - (event.pageY - $(document).scrollTop()) <
                        o.scrollSensitivity) {
                        scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
                    }
                }

                if (!o.axis || o.axis !== "y") {
                    if (event.pageX - $(document).scrollLeft() < o.scrollSensitivity) {
                        scrolled = $(document).scrollLeft(
                            $(document).scrollLeft() - o.scrollSpeed
                        );
                    } else if ($(window).width() - (event.pageX - $(document).scrollLeft()) <
                        o.scrollSensitivity) {
                        scrolled = $(document).scrollLeft(
                            $(document).scrollLeft() + o.scrollSpeed
                        );
                    }
                }

            }

            if (scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) {
                $.ui.ddmanager.prepareOffsets(i, event);
            }

        }
    });

    $.ui.plugin.add("draggable", "snap", {
        start: function (event, ui, i) {

            var o = i.options;

            i.snapElements = [];

            $(o.snap.constructor !== String ? (o.snap.items || ":data(ui-draggable)") : o.snap)
                .each(function () {
                    var $t = $(this),
                        $o = $t.offset();
                    if (this !== i.element[0]) {
                        i.snapElements.push({
                            item: this,
                            width: $t.outerWidth(), height: $t.outerHeight(),
                            top: $o.top, left: $o.left
                        });
                    }
                });

        },
        drag: function (event, ui, inst) {

            var ts, bs, ls, rs, l, r, t, b, i, first,
                o = inst.options,
                d = o.snapTolerance,
                x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width,
                y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height;

            for (i = inst.snapElements.length - 1; i >= 0; i--) {

                l = inst.snapElements[i].left - inst.margins.left;
                r = l + inst.snapElements[i].width;
                t = inst.snapElements[i].top - inst.margins.top;
                b = t + inst.snapElements[i].height;

                if (x2 < l - d || x1 > r + d || y2 < t - d || y1 > b + d ||
                    !$.contains(inst.snapElements[i].item.ownerDocument,
                        inst.snapElements[i].item)) {
                    if (inst.snapElements[i].snapping) {
                        if (inst.options.snap.release) {
                            inst.options.snap.release.call(
                                inst.element,
                                event,
                                $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item })
                            );
                        }
                    }
                    inst.snapElements[i].snapping = false;
                    continue;
                }

                if (o.snapMode !== "inner") {
                    ts = Math.abs(t - y2) <= d;
                    bs = Math.abs(b - y1) <= d;
                    ls = Math.abs(l - x2) <= d;
                    rs = Math.abs(r - x1) <= d;
                    if (ts) {
                        ui.position.top = inst._convertPositionTo("relative", {
                            top: t - inst.helperProportions.height,
                            left: 0
                        }).top;
                    }
                    if (bs) {
                        ui.position.top = inst._convertPositionTo("relative", {
                            top: b,
                            left: 0
                        }).top;
                    }
                    if (ls) {
                        ui.position.left = inst._convertPositionTo("relative", {
                            top: 0,
                            left: l - inst.helperProportions.width
                        }).left;
                    }
                    if (rs) {
                        ui.position.left = inst._convertPositionTo("relative", {
                            top: 0,
                            left: r
                        }).left;
                    }
                }

                first = (ts || bs || ls || rs);

                if (o.snapMode !== "outer") {
                    ts = Math.abs(t - y1) <= d;
                    bs = Math.abs(b - y2) <= d;
                    ls = Math.abs(l - x1) <= d;
                    rs = Math.abs(r - x2) <= d;
                    if (ts) {
                        ui.position.top = inst._convertPositionTo("relative", {
                            top: t,
                            left: 0
                        }).top;
                    }
                    if (bs) {
                        ui.position.top = inst._convertPositionTo("relative", {
                            top: b - inst.helperProportions.height,
                            left: 0
                        }).top;
                    }
                    if (ls) {
                        ui.position.left = inst._convertPositionTo("relative", {
                            top: 0,
                            left: l
                        }).left;
                    }
                    if (rs) {
                        ui.position.left = inst._convertPositionTo("relative", {
                            top: 0,
                            left: r - inst.helperProportions.width
                        }).left;
                    }
                }

                if (!inst.snapElements[i].snapping && (ts || bs || ls || rs || first)) {
                    if (inst.options.snap.snap) {
                        inst.options.snap.snap.call(
                            inst.element,
                            event,
                            $.extend(inst._uiHash(), {
                                snapItem: inst.snapElements[i].item
                            }));
                    }
                }
                inst.snapElements[i].snapping = (ts || bs || ls || rs || first);

            }

        }
    });

    $.ui.plugin.add("draggable", "stack", {
        start: function (event, ui, instance) {
            var min,
                o = instance.options,
                group = $.makeArray($(o.stack)).sort(function (a, b) {
                    return (parseInt($(a).css("zIndex"), 10) || 0) -
                        (parseInt($(b).css("zIndex"), 10) || 0);
                });

            if (!group.length) {
                return;
            }

            min = parseInt($(group[0]).css("zIndex"), 10) || 0;
            $(group).each(function (i) {
                $(this).css("zIndex", min + i);
            });
            this.css("zIndex", (min + group.length));
        }
    });

    $.ui.plugin.add("draggable", "zIndex", {
        start: function (event, ui, instance) {
            var t = $(ui.helper),
                o = instance.options;

            if (t.css("zIndex")) {
                o._zIndex = t.css("zIndex");
            }
            t.css("zIndex", o.zIndex);
        },
        stop: function (event, ui, instance) {
            var o = instance.options;

            if (o._zIndex) {
                $(ui.helper).css("zIndex", o._zIndex);
            }
        }
    });

    var widgetsDraggable = $.ui.draggable;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Droppable
    //>>group: Interactions
    //>>description: Enables drop targets for draggable elements.
    //>>docs: https://api.jqueryui.com/droppable/
    //>>demos: https://jqueryui.com/droppable/


    $.widget("ui.droppable", {
        widgetEventPrefix: "drop",
        options: {
            accept: "*",
            addClasses: true,
            greedy: false,
            scope: "default",
            tolerance: "intersect",

            // Callbacks
            activate: null,
            deactivate: null,
            drop: null,
            out: null,
            over: null
        },
        _create: function () {

            var proportions,
                o = this.options,
                accept = o.accept;

            this.isover = false;
            this.isout = true;

            this.accept = typeof accept === "function" ? accept : function (d) {
                return d.is(accept);
            };

            this.proportions = function ( /* valueToWrite */) {
                if (arguments.length) {

                    // Store the droppable's proportions
                    proportions = arguments[0];
                } else {

                    // Retrieve or derive the droppable's proportions
                    return proportions ?
                        proportions :
                        proportions = {
                            width: this.element[0].offsetWidth,
                            height: this.element[0].offsetHeight
                        };
                }
            };

            this._addToManager(o.scope);

            if (o.addClasses) {
                this._addClass("ui-droppable");
            }

        },

        _addToManager: function (scope) {

            // Add the reference and positions to the manager
            $.ui.ddmanager.droppables[scope] = $.ui.ddmanager.droppables[scope] || [];
            $.ui.ddmanager.droppables[scope].push(this);
        },

        _splice: function (drop) {
            var i = 0;
            for (; i < drop.length; i++) {
                if (drop[i] === this) {
                    drop.splice(i, 1);
                }
            }
        },

        _destroy: function () {
            var drop = $.ui.ddmanager.droppables[this.options.scope];

            this._splice(drop);
        },

        _setOption: function (key, value) {

            if (key === "accept") {
                this.accept = typeof value === "function" ? value : function (d) {
                    return d.is(value);
                };
            } else if (key === "scope") {
                var drop = $.ui.ddmanager.droppables[this.options.scope];

                this._splice(drop);
                this._addToManager(value);
            }

            this._super(key, value);
        },

        _activate: function (event) {
            var draggable = $.ui.ddmanager.current;

            this._addActiveClass();
            if (draggable) {
                this._trigger("activate", event, this.ui(draggable));
            }
        },

        _deactivate: function (event) {
            var draggable = $.ui.ddmanager.current;

            this._removeActiveClass();
            if (draggable) {
                this._trigger("deactivate", event, this.ui(draggable));
            }
        },

        _over: function (event) {

            var draggable = $.ui.ddmanager.current;

            // Bail if draggable and droppable are same element
            if (!draggable || (draggable.currentItem ||
                draggable.element)[0] === this.element[0]) {
                return;
            }

            if (this.accept.call(this.element[0], (draggable.currentItem ||
                draggable.element))) {
                this._addHoverClass();
                this._trigger("over", event, this.ui(draggable));
            }

        },

        _out: function (event) {

            var draggable = $.ui.ddmanager.current;

            // Bail if draggable and droppable are same element
            if (!draggable || (draggable.currentItem ||
                draggable.element)[0] === this.element[0]) {
                return;
            }

            if (this.accept.call(this.element[0], (draggable.currentItem ||
                draggable.element))) {
                this._removeHoverClass();
                this._trigger("out", event, this.ui(draggable));
            }

        },

        _drop: function (event, custom) {

            var draggable = custom || $.ui.ddmanager.current,
                childrenIntersection = false;

            // Bail if draggable and droppable are same element
            if (!draggable || (draggable.currentItem ||
                draggable.element)[0] === this.element[0]) {
                return false;
            }

            this.element
                .find(":data(ui-droppable)")
                .not(".ui-draggable-dragging")
                .each(function () {
                    var inst = $(this).droppable("instance");
                    if (
                        inst.options.greedy &&
                        !inst.options.disabled &&
                        inst.options.scope === draggable.options.scope &&
                        inst.accept.call(
                            inst.element[0], (draggable.currentItem || draggable.element)
                        ) &&
                        $.ui.intersect(
                            draggable,
                            $.extend(inst, { offset: inst.element.offset() }),
                            inst.options.tolerance, event
                        )
                    ) {
                        childrenIntersection = true;
                        return false;
                    }
                });
            if (childrenIntersection) {
                return false;
            }

            if (this.accept.call(this.element[0],
                (draggable.currentItem || draggable.element))) {
                this._removeActiveClass();
                this._removeHoverClass();

                this._trigger("drop", event, this.ui(draggable));
                return this.element;
            }

            return false;

        },

        ui: function (c) {
            return {
                draggable: (c.currentItem || c.element),
                helper: c.helper,
                position: c.position,
                offset: c.positionAbs
            };
        },

        // Extension points just to make backcompat sane and avoid duplicating logic
        
        _addHoverClass: function () {
            this._addClass("ui-droppable-hover");
        },

        _removeHoverClass: function () {
            this._removeClass("ui-droppable-hover");
        },

        _addActiveClass: function () {
            this._addClass("ui-droppable-active");
        },

        _removeActiveClass: function () {
            this._removeClass("ui-droppable-active");
        }
    });

    $.ui.intersect = (function () {
        function isOverAxis(x, reference, size) {
            return (x >= reference) && (x < (reference + size));
        }

        return function (draggable, droppable, toleranceMode, event) {

            if (!droppable.offset) {
                return false;
            }

            var x1 = (draggable.positionAbs ||
                draggable.position.absolute).left + draggable.margins.left,
                y1 = (draggable.positionAbs ||
                    draggable.position.absolute).top + draggable.margins.top,
                x2 = x1 + draggable.helperProportions.width,
                y2 = y1 + draggable.helperProportions.height,
                l = droppable.offset.left,
                t = droppable.offset.top,
                r = l + droppable.proportions().width,
                b = t + droppable.proportions().height;

            switch (toleranceMode) {
                case "fit":
                    return (l <= x1 && x2 <= r && t <= y1 && y2 <= b);
                case "intersect":
                    return (l < x1 + (draggable.helperProportions.width / 2) && // Right Half
                        x2 - (draggable.helperProportions.width / 2) < r && // Left Half
                        t < y1 + (draggable.helperProportions.height / 2) && // Bottom Half
                        y2 - (draggable.helperProportions.height / 2) < b); // Top Half
                case "pointer":
                    return isOverAxis(event.pageY, t, droppable.proportions().height) &&
                        isOverAxis(event.pageX, l, droppable.proportions().width);
                case "touch":
                    return (
                        (y1 >= t && y1 <= b) || // Top edge touching
                        (y2 >= t && y2 <= b) || // Bottom edge touching
                        (y1 < t && y2 > b) // Surrounded vertically
                    ) && (
                            (x1 >= l && x1 <= r) || // Left edge touching
                            (x2 >= l && x2 <= r) || // Right edge touching
                            (x1 < l && x2 > r) // Surrounded horizontally
                        );
                default:
                    return false;
            }
        };
    })();

    /*
        This manager tracks offsets of draggables and droppables
    */
    $.ui.ddmanager = {
        current: null,
        droppables: { "default": [] },
        prepareOffsets: function (t, event) {

            var i, j,
                m = $.ui.ddmanager.droppables[t.options.scope] || [],
                type = event ? event.type : null, // workaround for #2317
                list = (t.currentItem || t.element).find(":data(ui-droppable)").addBack();

            droppablesLoop: for (i = 0; i < m.length; i++) {

                // No disabled and non-accepted
                if (m[i].options.disabled || (t && !m[i].accept.call(m[i].element[0],
                    (t.currentItem || t.element)))) {
                    continue;
                }

                // Filter out elements in the current dragged item
                for (j = 0; j < list.length; j++) {
                    if (list[j] === m[i].element[0]) {
                        m[i].proportions().height = 0;
                        continue droppablesLoop;
                    }
                }

                m[i].visible = m[i].element.css("display") !== "none";
                if (!m[i].visible) {
                    continue;
                }

                // Activate the droppable if used directly from draggables
                if (type === "mousedown") {
                    m[i]._activate.call(m[i], event);
                }

                m[i].offset = m[i].element.offset();
                m[i].proportions({
                    width: m[i].element[0].offsetWidth,
                    height: m[i].element[0].offsetHeight
                });

            }

        },
        drop: function (draggable, event) {

            var dropped = false;

            // Create a copy of the droppables in case the list changes during the drop (#9116)
            $.each(($.ui.ddmanager.droppables[draggable.options.scope] || []).slice(), function () {

                if (!this.options) {
                    return;
                }
                if (!this.options.disabled && this.visible &&
                    $.ui.intersect(draggable, this, this.options.tolerance, event)) {
                    dropped = this._drop.call(this, event) || dropped;
                }

                if (!this.options.disabled && this.visible && this.accept.call(this.element[0],
                    (draggable.currentItem || draggable.element))) {
                    this.isout = true;
                    this.isover = false;
                    this._deactivate.call(this, event);
                }

            });
            return dropped;

        },
        dragStart: function (draggable, event) {

            // Listen for scrolling so that if the dragging causes scrolling the position of the
            // droppables can be recalculated (see #5003)
            draggable.element.parentsUntil("body").on("scroll.droppable", function () {
                if (!draggable.options.refreshPositions) {
                    $.ui.ddmanager.prepareOffsets(draggable, event);
                }
            });
        },
        drag: function (draggable, event) {

            // If you have a highly dynamic page, you might try this option. It renders positions
            // every time you move the mouse.
            if (draggable.options.refreshPositions) {
                $.ui.ddmanager.prepareOffsets(draggable, event);
            }

            // Run through all droppables and check their positions based on specific tolerance options
            $.each($.ui.ddmanager.droppables[draggable.options.scope] || [], function () {

                if (this.options.disabled || this.greedyChild || !this.visible) {
                    return;
                }

                var parentInstance, scope, parent,
                    intersects = $.ui.intersect(draggable, this, this.options.tolerance, event),
                    c = !intersects && this.isover ?
                        "isout" :
                        (intersects && !this.isover ? "isover" : null);
                if (!c) {
                    return;
                }

                if (this.options.greedy) {

                    // find droppable parents with same scope
                    scope = this.options.scope;
                    parent = this.element.parents(":data(ui-droppable)").filter(function () {
                        return $(this).droppable("instance").options.scope === scope;
                    });

                    if (parent.length) {
                        parentInstance = $(parent[0]).droppable("instance");
                        parentInstance.greedyChild = (c === "isover");
                    }
                }

                // We just moved into a greedy child
                if (parentInstance && c === "isover") {
                    parentInstance.isover = false;
                    parentInstance.isout = true;
                    parentInstance._out.call(parentInstance, event);
                }

                this[c] = true;
                this[c === "isout" ? "isover" : "isout"] = false;
                this[c === "isover" ? "_over" : "_out"].call(this, event);

                // We just moved out of a greedy child
                if (parentInstance && c === "isout") {
                    parentInstance.isout = false;
                    parentInstance.isover = true;
                    parentInstance._over.call(parentInstance, event);
                }
            });

        },
        dragStop: function (draggable, event) {
            draggable.element.parentsUntil("body").off("scroll.droppable");

            // Call prepareOffsets one final time since IE does not fire return scroll events when
            // overflow was caused by drag (see #5003)
            if (!draggable.options.refreshPositions) {
                $.ui.ddmanager.prepareOffsets(draggable, event);
            }
        }
    };

    // DEPRECATED
    // TODO: switch return back to widget declaration at top of file when this is removed
    if ($.uiBackCompat === true) {

        // Backcompat for activeClass and hoverClass options
        $.widget("ui.droppable", $.ui.droppable, {
            options: {
                hoverClass: false,
                activeClass: false
            },
            _addActiveClass: function () {
                this._super();
                if (this.options.activeClass) {
                    this.element.addClass(this.options.activeClass);
                }
            },
            _removeActiveClass: function () {
                this._super();
                if (this.options.activeClass) {
                    this.element.removeClass(this.options.activeClass);
                }
            },
            _addHoverClass: function () {
                this._super();
                if (this.options.hoverClass) {
                    this.element.addClass(this.options.hoverClass);
                }
            },
            _removeHoverClass: function () {
                this._super();
                if (this.options.hoverClass) {
                    this.element.removeClass(this.options.hoverClass);
                }
            }
        });
    }

    var widgetsDroppable = $.ui.droppable;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Resizable
    //>>group: Interactions
    //>>description: Enables resize functionality for any element.
    //>>docs: https://api.jqueryui.com/resizable/
    //>>demos: https://jqueryui.com/resizable/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/resizable.css
    //>>css.theme: ../../themes/base/theme.css


    $.widget("ui.resizable", $.ui.mouse, {
        widgetEventPrefix: "resize",
        options: {
            alsoResize: false,
            animate: false,
            animateDuration: "slow",
            animateEasing: "swing",
            aspectRatio: false,
            autoHide: false,
            classes: {
                "ui-resizable-se": "ui-icon ui-icon-gripsmall-diagonal-se"
            },
            containment: false,
            ghost: false,
            grid: false,
            handles: "e,s,se",
            helper: false,
            maxHeight: null,
            maxWidth: null,
            minHeight: 10,
            minWidth: 10,

            // See #7960
            zIndex: 90,

            // Callbacks
            resize: null,
            start: null,
            stop: null
        },

        _num: function (value) {
            return parseFloat(value) || 0;
        },

        _isNumber: function (value) {
            return !isNaN(parseFloat(value));
        },

        _hasScroll: function (el, a) {

            var scroll,
                has = false,
                overflow = $(el).css("overflow");

            if (overflow === "hidden") {
                return false;
            }
            if (overflow === "scroll") {
                return true;
            }

            scroll = (a && a === "left") ? "scrollLeft" : "scrollTop";

            if (el[scroll] > 0) {
                return true;
            }

            // TODO: determine which cases actually cause this to happen
            // if the element doesn't have the scroll set, see if it's possible to
            // set the scroll
            try {
                el[scroll] = 1;
                has = (el[scroll] > 0);
                el[scroll] = 0;
            } catch (e) {

                // `el` might be a string, then setting `scroll` will throw
                // an error in strict mode; ignore it.
            }
            return has;
        },

        _create: function () {

            var margins,
                o = this.options,
                that = this;
            this._addClass("ui-resizable");

            $.extend(this, {
                _aspectRatio: !!(o.aspectRatio),
                aspectRatio: o.aspectRatio,
                originalElement: this.element,
                _proportionallyResizeElements: [],
                _helper: o.helper || o.ghost || o.animate ? o.helper || "ui-resizable-helper" : null
            });

            // Wrap the element if it cannot hold child nodes
            if (this.element[0].nodeName.match(/^(canvas|textarea|input|select|button|img)$/i)) {

                this.element.wrap(
                    $("<div class='ui-wrapper'></div>").css({
                        overflow: "hidden",
                        position: this.element.css("position"),
                        width: this.element.outerWidth(),
                        height: this.element.outerHeight(),
                        top: this.element.css("top"),
                        left: this.element.css("left")
                    })
                );

                this.element = this.element.parent().data(
                    "ui-resizable", this.element.resizable("instance")
                );

                this.elementIsWrapper = true;

                margins = {
                    marginTop: this.originalElement.css("marginTop"),
                    marginRight: this.originalElement.css("marginRight"),
                    marginBottom: this.originalElement.css("marginBottom"),
                    marginLeft: this.originalElement.css("marginLeft")
                };

                this.element.css(margins);

                // Support: Safari
                // Prevent Safari textarea resize
                this.originalResizeStyle = this.originalElement.css("resize");
                this.originalElement.css("resize", "none");

                this._proportionallyResizeElements.push(this.originalElement.css({
                    position: "static",
                    zoom: 1,
                    display: "block"
                }));

                this._proportionallyResize();
            }

            this._setupHandles();

            if (o.autoHide) {
                $(this.element)
                    .on("mouseenter", function () {
                        if (o.disabled) {
                            return;
                        }
                        that._removeClass("ui-resizable-autohide");
                        that._handles.show();
                    })
                    .on("mouseleave", function () {
                        if (o.disabled) {
                            return;
                        }
                        if (!that.resizing) {
                            that._addClass("ui-resizable-autohide");
                            that._handles.hide();
                        }
                    });
            }

            this._mouseInit();
        },

        _destroy: function () {

            this._mouseDestroy();
            this._addedHandles.remove();

            var wrapper,
                _destroy = function (exp) {
                    $(exp)
                        .removeData("resizable")
                        .removeData("ui-resizable")
                        .off(".resizable");
                };

            // TODO: Unwrap at same DOM position
            if (this.elementIsWrapper) {
                _destroy(this.element);
                wrapper = this.element;
                this.originalElement.css({
                    position: wrapper.css("position"),
                    width: wrapper.outerWidth(),
                    height: wrapper.outerHeight(),
                    top: wrapper.css("top"),
                    left: wrapper.css("left")
                }).insertAfter(wrapper);
                wrapper.remove();
            }

            this.originalElement.css("resize", this.originalResizeStyle);
            _destroy(this.originalElement);

            return this;
        },

        _setOption: function (key, value) {
            this._super(key, value);

            switch (key) {
                case "handles":
                    this._removeHandles();
                    this._setupHandles();
                    break;
                case "aspectRatio":
                    this._aspectRatio = !!value;
                    break;
                default:
                    break;
            }
        },

        _setupHandles: function () {
            var o = this.options, handle, i, n, hname, axis, that = this;
            this.handles = o.handles ||
                (!$(".ui-resizable-handle", this.element).length ?
                    "e,s,se" : {
                        n: ".ui-resizable-n",
                        e: ".ui-resizable-e",
                        s: ".ui-resizable-s",
                        w: ".ui-resizable-w",
                        se: ".ui-resizable-se",
                        sw: ".ui-resizable-sw",
                        ne: ".ui-resizable-ne",
                        nw: ".ui-resizable-nw"
                    });

            this._handles = $();
            this._addedHandles = $();
            if (this.handles.constructor === String) {

                if (this.handles === "all") {
                    this.handles = "n,e,s,w,se,sw,ne,nw";
                }

                n = this.handles.split(",");
                this.handles = {};

                for (i = 0; i < n.length; i++) {

                    handle = String.prototype.trim.call(n[i]);
                    hname = "ui-resizable-" + handle;
                    axis = $("<div>");
                    this._addClass(axis, "ui-resizable-handle " + hname);

                    axis.css({ zIndex: o.zIndex });

                    this.handles[handle] = ".ui-resizable-" + handle;
                    if (!this.element.children(this.handles[handle]).length) {
                        this.element.append(axis);
                        this._addedHandles = this._addedHandles.add(axis);
                    }
                }

            }

            this._renderAxis = function (target) {

                var i, axis, padPos, padWrapper;

                target = target || this.element;

                for (i in this.handles) {

                    if (this.handles[i].constructor === String) {
                        this.handles[i] = this.element.children(this.handles[i]).first().show();
                    } else if (this.handles[i].jquery || this.handles[i].nodeType) {
                        this.handles[i] = $(this.handles[i]);
                        this._on(this.handles[i], { "mousedown": that._mouseDown });
                    }

                    if (this.elementIsWrapper &&
                        this.originalElement[0]
                            .nodeName
                            .match(/^(textarea|input|select|button)$/i)) {
                        axis = $(this.handles[i], this.element);

                        padWrapper = /sw|ne|nw|se|n|s/.test(i) ?
                            axis.outerHeight() :
                            axis.outerWidth();

                        padPos = ["padding",
                            /ne|nw|n/.test(i) ? "Top" :
                                /se|sw|s/.test(i) ? "Bottom" :
                                    /^e$/.test(i) ? "Right" : "Left"].join("");

                        target.css(padPos, padWrapper);

                        this._proportionallyResize();
                    }

                    this._handles = this._handles.add(this.handles[i]);
                }
            };

            // TODO: make renderAxis a prototype function
            this._renderAxis(this.element);

            this._handles = this._handles.add(this.element.find(".ui-resizable-handle"));
            this._handles.disableSelection();

            this._handles.on("mouseover", function () {
                if (!that.resizing) {
                    if (this.className) {
                        axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);
                    }
                    that.axis = axis && axis[1] ? axis[1] : "se";
                }
            });

            if (o.autoHide) {
                this._handles.hide();
                this._addClass("ui-resizable-autohide");
            }
        },

        _removeHandles: function () {
            this._addedHandles.remove();
        },

        _mouseCapture: function (event) {
            var i, handle,
                capture = false;

            for (i in this.handles) {
                handle = $(this.handles[i])[0];
                if (handle === event.target || $.contains(handle, event.target)) {
                    capture = true;
                }
            }

            return !this.options.disabled && capture;
        },

        _mouseStart: function (event) {

            var curleft, curtop, cursor, calculatedSize,
                o = this.options,
                el = this.element;

            this.resizing = true;

            this._renderProxy();

            curleft = this._num(this.helper.css("left"));
            curtop = this._num(this.helper.css("top"));

            if (o.containment) {
                curleft += $(o.containment).scrollLeft() || 0;
                curtop += $(o.containment).scrollTop() || 0;
            }

            this.offset = this.helper.offset();
            this.position = { left: curleft, top: curtop };

            if (!this._helper) {
                calculatedSize = this._calculateAdjustedElementDimensions(el);
            }

            this.size = this._helper ? {
                width: this.helper.width(),
                height: this.helper.height()
            } : {
                    width: calculatedSize.width,
                    height: calculatedSize.height
                };

            this.originalSize = this._helper ? {
                width: el.outerWidth(),
                height: el.outerHeight()
            } : {
                    width: calculatedSize.width,
                    height: calculatedSize.height
                };

            this.sizeDiff = {
                width: el.outerWidth() - el.width(),
                height: el.outerHeight() - el.height()
            };

            this.originalPosition = { left: curleft, top: curtop };
            this.originalMousePosition = { left: event.pageX, top: event.pageY };

            this.aspectRatio = (typeof o.aspectRatio === "number") ?
                o.aspectRatio :
                ((this.originalSize.width / this.originalSize.height) || 1);

            cursor = $(".ui-resizable-" + this.axis).css("cursor");
            $("body").css("cursor", cursor === "auto" ? this.axis + "-resize" : cursor);

            this._addClass("ui-resizable-resizing");
            this._propagate("start", event);
            return true;
        },

        _mouseDrag: function (event) {

            var data, props,
                smp = this.originalMousePosition,
                a = this.axis,
                dx = (event.pageX - smp.left) || 0,
                dy = (event.pageY - smp.top) || 0,
                trigger = this._change[a];

            this._updatePrevProperties();

            if (!trigger) {
                return false;
            }

            data = trigger.apply(this, [event, dx, dy]);

            this._updateVirtualBoundaries(event.shiftKey);
            if (this._aspectRatio || event.shiftKey) {
                data = this._updateRatio(data, event);
            }

            data = this._respectSize(data, event);

            this._updateCache(data);

            this._propagate("resize", event);

            props = this._applyChanges();

            if (!this._helper && this._proportionallyResizeElements.length) {
                this._proportionallyResize();
            }

            if (!$.isEmptyObject(props)) {
                this._updatePrevProperties();
                this._trigger("resize", event, this.ui());
                this._applyChanges();
            }

            return true;
        },

        _mouseStop: function (event) {

            this.resizing = false;
            var pr, ista, soffseth, soffsetw, s, left, top,
                o = this.options, that = this;

            if (this._helper) {

                pr = this._proportionallyResizeElements;
                ista = pr.length && (/textarea/i).test(pr[0].nodeName);
                soffseth = ista && this._hasScroll(pr[0], "left") ? 0 : that.sizeDiff.height;
                soffsetw = ista ? 0 : that.sizeDiff.width;

                s = {
                    width: (that.helper.width() - soffsetw),
                    height: (that.helper.height() - soffseth)
                };
                left = (parseFloat(that.element.css("left")) +
                    (that.position.left - that.originalPosition.left)) || null;
                top = (parseFloat(that.element.css("top")) +
                    (that.position.top - that.originalPosition.top)) || null;

                if (!o.animate) {
                    this.element.css($.extend(s, { top: top, left: left }));
                }

                that.helper.height(that.size.height);
                that.helper.width(that.size.width);

                if (this._helper && !o.animate) {
                    this._proportionallyResize();
                }
            }

            $("body").css("cursor", "auto");

            this._removeClass("ui-resizable-resizing");

            this._propagate("stop", event);

            if (this._helper) {
                this.helper.remove();
            }

            return false;

        },

        _updatePrevProperties: function () {
            this.prevPosition = {
                top: this.position.top,
                left: this.position.left
            };
            this.prevSize = {
                width: this.size.width,
                height: this.size.height
            };
        },

        _applyChanges: function () {
            var props = {};

            if (this.position.top !== this.prevPosition.top) {
                props.top = this.position.top + "px";
            }
            if (this.position.left !== this.prevPosition.left) {
                props.left = this.position.left + "px";
            }

            this.helper.css(props);

            if (this.size.width !== this.prevSize.width) {
                props.width = this.size.width + "px";
                this.helper.width(props.width);
            }
            if (this.size.height !== this.prevSize.height) {
                props.height = this.size.height + "px";
                this.helper.height(props.height);
            }

            return props;
        },

        _updateVirtualBoundaries: function (forceAspectRatio) {
            var pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b,
                o = this.options;

            b = {
                minWidth: this._isNumber(o.minWidth) ? o.minWidth : 0,
                maxWidth: this._isNumber(o.maxWidth) ? o.maxWidth : Infinity,
                minHeight: this._isNumber(o.minHeight) ? o.minHeight : 0,
                maxHeight: this._isNumber(o.maxHeight) ? o.maxHeight : Infinity
            };

            if (this._aspectRatio || forceAspectRatio) {
                pMinWidth = b.minHeight * this.aspectRatio;
                pMinHeight = b.minWidth / this.aspectRatio;
                pMaxWidth = b.maxHeight * this.aspectRatio;
                pMaxHeight = b.maxWidth / this.aspectRatio;

                if (pMinWidth > b.minWidth) {
                    b.minWidth = pMinWidth;
                }
                if (pMinHeight > b.minHeight) {
                    b.minHeight = pMinHeight;
                }
                if (pMaxWidth < b.maxWidth) {
                    b.maxWidth = pMaxWidth;
                }
                if (pMaxHeight < b.maxHeight) {
                    b.maxHeight = pMaxHeight;
                }
            }
            this._vBoundaries = b;
        },

        _updateCache: function (data) {
            this.offset = this.helper.offset();
            if (this._isNumber(data.left)) {
                this.position.left = data.left;
            }
            if (this._isNumber(data.top)) {
                this.position.top = data.top;
            }
            if (this._isNumber(data.height)) {
                this.size.height = data.height;
            }
            if (this._isNumber(data.width)) {
                this.size.width = data.width;
            }
        },

        _updateRatio: function (data) {

            var cpos = this.position,
                csize = this.size,
                a = this.axis;

            if (this._isNumber(data.height)) {
                data.width = (data.height * this.aspectRatio);
            } else if (this._isNumber(data.width)) {
                data.height = (data.width / this.aspectRatio);
            }

            if (a === "sw") {
                data.left = cpos.left + (csize.width - data.width);
                data.top = null;
            }
            if (a === "nw") {
                data.top = cpos.top + (csize.height - data.height);
                data.left = cpos.left + (csize.width - data.width);
            }

            return data;
        },

        _respectSize: function (data) {

            var o = this._vBoundaries,
                a = this.axis,
                ismaxw = this._isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width),
                ismaxh = this._isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height),
                isminw = this._isNumber(data.width) && o.minWidth && (o.minWidth > data.width),
                isminh = this._isNumber(data.height) && o.minHeight && (o.minHeight > data.height),
                dw = this.originalPosition.left + this.originalSize.width,
                dh = this.originalPosition.top + this.originalSize.height,
                cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);
            if (isminw) {
                data.width = o.minWidth;
            }
            if (isminh) {
                data.height = o.minHeight;
            }
            if (ismaxw) {
                data.width = o.maxWidth;
            }
            if (ismaxh) {
                data.height = o.maxHeight;
            }

            if (isminw && cw) {
                data.left = dw - o.minWidth;
            }
            if (ismaxw && cw) {
                data.left = dw - o.maxWidth;
            }
            if (isminh && ch) {
                data.top = dh - o.minHeight;
            }
            if (ismaxh && ch) {
                data.top = dh - o.maxHeight;
            }

            // Fixing jump error on top/left - bug #2330
            if (!data.width && !data.height && !data.left && data.top) {
                data.top = null;
            } else if (!data.width && !data.height && !data.top && data.left) {
                data.left = null;
            }

            return data;
        },

        _getPaddingPlusBorderDimensions: function (element) {
            var i = 0,
                widths = [],
                borders = [
                    element.css("borderTopWidth"),
                    element.css("borderRightWidth"),
                    element.css("borderBottomWidth"),
                    element.css("borderLeftWidth")
                ],
                paddings = [
                    element.css("paddingTop"),
                    element.css("paddingRight"),
                    element.css("paddingBottom"),
                    element.css("paddingLeft")
                ];

            for (; i < 4; i++) {
                widths[i] = (parseFloat(borders[i]) || 0);
                widths[i] += (parseFloat(paddings[i]) || 0);
            }

            return {
                height: widths[0] + widths[2],
                width: widths[1] + widths[3]
            };
        },

        _calculateAdjustedElementDimensions: function (element) {
            var elWidth, elHeight, paddingBorder,
                ce = element.get(0);

            if (element.css("box-sizing") !== "content-box" ||
                (!this._hasScroll(ce) && !this._hasScroll(ce, "left"))) {
                return {
                    height: parseFloat(element.css("height")),
                    width: parseFloat(element.css("width"))
                };
            }

            // Check if CSS inline styles are set and use those (usually from previous resizes)
            elWidth = parseFloat(ce.style.width);
            elHeight = parseFloat(ce.style.height);

            paddingBorder = this._getPaddingPlusBorderDimensions(element);
            elWidth = isNaN(elWidth) ?
                this._getElementTheoreticalSize(element, paddingBorder, "width") :
                elWidth;
            elHeight = isNaN(elHeight) ?
                this._getElementTheoreticalSize(element, paddingBorder, "height") :
                elHeight;

            return {
                height: elHeight,
                width: elWidth
            };
        },

        _getElementTheoreticalSize: function (element, extraSize, dimension) {

            // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
            var size = Math.max(0, Math.ceil(
                element.get(0)["offset" + dimension[0].toUpperCase() + dimension.slice(1)] -
                extraSize[dimension] -
                0.5

                // If offsetWidth/offsetHeight is unknown, then we can't determine theoretical size.
                // Use an explicit zero to avoid NaN.
                // See https://github.com/jquery/jquery/issues/3964
            )) || 0;

            return size;
        },

        _proportionallyResize: function () {

            if (!this._proportionallyResizeElements.length) {
                return;
            }

            var prel,
                i = 0,
                element = this.helper || this.element;

            for (; i < this._proportionallyResizeElements.length; i++) {

                prel = this._proportionallyResizeElements[i];

                // TODO: Seems like a bug to cache this.outerDimensions
                // considering that we are in a loop.
                if (!this.outerDimensions) {
                    this.outerDimensions = this._getPaddingPlusBorderDimensions(prel);
                }

                prel.css({
                    height: (element.height() - this.outerDimensions.height) || 0,
                    width: (element.width() - this.outerDimensions.width) || 0
                });

            }

        },

        _renderProxy: function () {

            var el = this.element, o = this.options;
            this.elementOffset = el.offset();

            if (this._helper) {

                this.helper = this.helper || $("<div></div>").css({ overflow: "hidden" });

                this._addClass(this.helper, this._helper);
                this.helper.css({
                    width: this.element.outerWidth(),
                    height: this.element.outerHeight(),
                    position: "absolute",
                    left: this.elementOffset.left + "px",
                    top: this.elementOffset.top + "px",
                    zIndex: ++o.zIndex //TODO: Don't modify option
                });

                this.helper
                    .appendTo("body")
                    .disableSelection();

            } else {
                this.helper = this.element;
            }

        },

        _change: {
            e: function (event, dx) {
                return { width: this.originalSize.width + dx };
            },
            w: function (event, dx) {
                var cs = this.originalSize, sp = this.originalPosition;
                return { left: sp.left + dx, width: cs.width - dx };
            },
            n: function (event, dx, dy) {
                var cs = this.originalSize, sp = this.originalPosition;
                return { top: sp.top + dy, height: cs.height - dy };
            },
            s: function (event, dx, dy) {
                return { height: this.originalSize.height + dy };
            },
            se: function (event, dx, dy) {
                return $.extend(this._change.s.apply(this, arguments),
                    this._change.e.apply(this, [event, dx, dy]));
            },
            sw: function (event, dx, dy) {
                return $.extend(this._change.s.apply(this, arguments),
                    this._change.w.apply(this, [event, dx, dy]));
            },
            ne: function (event, dx, dy) {
                return $.extend(this._change.n.apply(this, arguments),
                    this._change.e.apply(this, [event, dx, dy]));
            },
            nw: function (event, dx, dy) {
                return $.extend(this._change.n.apply(this, arguments),
                    this._change.w.apply(this, [event, dx, dy]));
            }
        },

        _propagate: function (n, event) {
            $.ui.plugin.call(this, n, [event, this.ui()]);
            if (n !== "resize") {
                this._trigger(n, event, this.ui());
            }
        },

        plugins: {},

        ui: function () {
            return {
                originalElement: this.originalElement,
                element: this.element,
                helper: this.helper,
                position: this.position,
                size: this.size,
                originalSize: this.originalSize,
                originalPosition: this.originalPosition
            };
        }

    });

    /*
     * Resizable Extensions
     */

    $.ui.plugin.add("resizable", "animate", {

        stop: function (event) {
            var that = $(this).resizable("instance"),
                o = that.options,
                pr = that._proportionallyResizeElements,
                ista = pr.length && (/textarea/i).test(pr[0].nodeName),
                soffseth = ista && that._hasScroll(pr[0], "left") ? 0 : that.sizeDiff.height,
                soffsetw = ista ? 0 : that.sizeDiff.width,
                style = {
                    width: (that.size.width - soffsetw),
                    height: (that.size.height - soffseth)
                },
                left = (parseFloat(that.element.css("left")) +
                    (that.position.left - that.originalPosition.left)) || null,
                top = (parseFloat(that.element.css("top")) +
                    (that.position.top - that.originalPosition.top)) || null;

            that.element.animate(
                $.extend(style, top && left ? { top: top, left: left } : {}), {
                    duration: o.animateDuration,
                    easing: o.animateEasing,
                    step: function () {

                        var data = {
                            width: parseFloat(that.element.css("width")),
                            height: parseFloat(that.element.css("height")),
                            top: parseFloat(that.element.css("top")),
                            left: parseFloat(that.element.css("left"))
                        };

                        if (pr && pr.length) {
                            $(pr[0]).css({ width: data.width, height: data.height });
                        }

                        // Propagating resize, and updating values for each animation step
                        that._updateCache(data);
                        that._propagate("resize", event);

                    }
                }
            );
        }

    });

    $.ui.plugin.add("resizable", "containment", {

        start: function () {
            var element, p, co, ch, cw, width, height,
                that = $(this).resizable("instance"),
                o = that.options,
                el = that.element,
                oc = o.containment,
                ce = (oc instanceof $) ?
                    oc.get(0) :
                    (/parent/.test(oc)) ? el.parent().get(0) : oc;

            if (!ce) {
                return;
            }

            that.containerElement = $(ce);

            if (/document/.test(oc) || oc === document) {
                that.containerOffset = {
                    left: 0,
                    top: 0
                };
                that.containerPosition = {
                    left: 0,
                    top: 0
                };

                that.parentData = {
                    element: $(document),
                    left: 0,
                    top: 0,
                    width: $(document).width(),
                    height: $(document).height() || document.body.parentNode.scrollHeight
                };
            } else {
                element = $(ce);
                p = [];
                $(["Top", "Right", "Left", "Bottom"]).each(function (i, name) {
                    p[i] = that._num(element.css("padding" + name));
                });

                that.containerOffset = element.offset();
                that.containerPosition = element.position();
                that.containerSize = {
                    height: (element.innerHeight() - p[3]),
                    width: (element.innerWidth() - p[1])
                };

                co = that.containerOffset;
                ch = that.containerSize.height;
                cw = that.containerSize.width;
                width = (that._hasScroll(ce, "left") ? ce.scrollWidth : cw);
                height = (that._hasScroll(ce) ? ce.scrollHeight : ch);

                that.parentData = {
                    element: ce,
                    left: co.left,
                    top: co.top,
                    width: width,
                    height: height
                };
            }
        },

        resize: function (event) {
            var woset, hoset, isParent, isOffsetRelative,
                that = $(this).resizable("instance"),
                o = that.options,
                co = that.containerOffset,
                cp = that.position,
                pRatio = that._aspectRatio || event.shiftKey,
                cop = {
                    top: 0,
                    left: 0
                },
                ce = that.containerElement,
                continueResize = true;

            if (ce[0] !== document && (/static/).test(ce.css("position"))) {
                cop = co;
            }

            if (cp.left < (that._helper ? co.left : 0)) {
                that.size.width = that.size.width +
                    (that._helper ?
                        (that.position.left - co.left) :
                        (that.position.left - cop.left));

                if (pRatio) {
                    that.size.height = that.size.width / that.aspectRatio;
                    continueResize = false;
                }
                that.position.left = o.helper ? co.left : 0;
            }

            if (cp.top < (that._helper ? co.top : 0)) {
                that.size.height = that.size.height +
                    (that._helper ?
                        (that.position.top - co.top) :
                        that.position.top);

                if (pRatio) {
                    that.size.width = that.size.height * that.aspectRatio;
                    continueResize = false;
                }
                that.position.top = that._helper ? co.top : 0;
            }

            isParent = that.containerElement.get(0) === that.element.parent().get(0);
            isOffsetRelative = /relative|absolute/.test(that.containerElement.css("position"));

            if (isParent && isOffsetRelative) {
                that.offset.left = that.parentData.left + that.position.left;
                that.offset.top = that.parentData.top + that.position.top;
            } else {
                that.offset.left = that.element.offset().left;
                that.offset.top = that.element.offset().top;
            }

            woset = Math.abs(that.sizeDiff.width +
                (that._helper ?
                    that.offset.left - cop.left :
                    (that.offset.left - co.left)));

            hoset = Math.abs(that.sizeDiff.height +
                (that._helper ?
                    that.offset.top - cop.top :
                    (that.offset.top - co.top)));

            if (woset + that.size.width >= that.parentData.width) {
                that.size.width = that.parentData.width - woset;
                if (pRatio) {
                    that.size.height = that.size.width / that.aspectRatio;
                    continueResize = false;
                }
            }

            if (hoset + that.size.height >= that.parentData.height) {
                that.size.height = that.parentData.height - hoset;
                if (pRatio) {
                    that.size.width = that.size.height * that.aspectRatio;
                    continueResize = false;
                }
            }

            if (!continueResize) {
                that.position.left = that.prevPosition.left;
                that.position.top = that.prevPosition.top;
                that.size.width = that.prevSize.width;
                that.size.height = that.prevSize.height;
            }
        },

        stop: function () {
            var that = $(this).resizable("instance"),
                o = that.options,
                co = that.containerOffset,
                cop = that.containerPosition,
                ce = that.containerElement,
                helper = $(that.helper),
                ho = helper.offset(),
                w = helper.outerWidth() - that.sizeDiff.width,
                h = helper.outerHeight() - that.sizeDiff.height;

            if (that._helper && !o.animate && (/relative/).test(ce.css("position"))) {
                $(this).css({
                    left: ho.left - cop.left - co.left,
                    width: w,
                    height: h
                });
            }

            if (that._helper && !o.animate && (/static/).test(ce.css("position"))) {
                $(this).css({
                    left: ho.left - cop.left - co.left,
                    width: w,
                    height: h
                });
            }
        }
    });

    $.ui.plugin.add("resizable", "alsoResize", {

        start: function () {
            var that = $(this).resizable("instance"),
                o = that.options;

            $(o.alsoResize).each(function () {
                var el = $(this),
                    elSize = that._calculateAdjustedElementDimensions(el);

                el.data("ui-resizable-alsoresize", {
                    width: elSize.width, height: elSize.height,
                    left: parseFloat(el.css("left")), top: parseFloat(el.css("top"))
                });
            });
        },

        resize: function (event, ui) {
            var that = $(this).resizable("instance"),
                o = that.options,
                os = that.originalSize,
                op = that.originalPosition,
                delta = {
                    height: (that.size.height - os.height) || 0,
                    width: (that.size.width - os.width) || 0,
                    top: (that.position.top - op.top) || 0,
                    left: (that.position.left - op.left) || 0
                };

            $(o.alsoResize).each(function () {
                var el = $(this), start = $(this).data("ui-resizable-alsoresize"), style = {},
                    css = el.parents(ui.originalElement[0]).length ?
                        ["width", "height"] :
                        ["width", "height", "top", "left"];

                $.each(css, function (i, prop) {
                    var sum = (start[prop] || 0) + (delta[prop] || 0);
                    if (sum && sum >= 0) {
                        style[prop] = sum || null;
                    }
                });

                el.css(style);
            });
        },

        stop: function () {
            $(this).removeData("ui-resizable-alsoresize");
        }
    });

    $.ui.plugin.add("resizable", "ghost", {

        start: function () {

            var that = $(this).resizable("instance"), cs = that.size;

            that.ghost = that.originalElement.clone();
            that.ghost.css({
                opacity: 0.25,
                display: "block",
                position: "relative",
                height: cs.height,
                width: cs.width,
                margin: 0,
                left: 0,
                top: 0
            });

            that._addClass(that.ghost, "ui-resizable-ghost");

            // DEPRECATED
            // TODO: remove after 1.12
            if ($.uiBackCompat === true && typeof that.options.ghost === "string") {

                // Ghost option
                that.ghost.addClass(this.options.ghost);
            }

            that.ghost.appendTo(that.helper);

        },

        resize: function () {
            var that = $(this).resizable("instance");
            if (that.ghost) {
                that.ghost.css({
                    position: "relative",
                    height: that.size.height,
                    width: that.size.width
                });
            }
        },

        stop: function () {
            var that = $(this).resizable("instance");
            if (that.ghost && that.helper) {
                that.helper.get(0).removeChild(that.ghost.get(0));
            }
        }

    });

    $.ui.plugin.add("resizable", "grid", {

        resize: function () {
            var outerDimensions,
                that = $(this).resizable("instance"),
                o = that.options,
                cs = that.size,
                os = that.originalSize,
                op = that.originalPosition,
                a = that.axis,
                grid = typeof o.grid === "number" ? [o.grid, o.grid] : o.grid,
                gridX = (grid[0] || 1),
                gridY = (grid[1] || 1),
                ox = Math.round((cs.width - os.width) / gridX) * gridX,
                oy = Math.round((cs.height - os.height) / gridY) * gridY,
                newWidth = os.width + ox,
                newHeight = os.height + oy,
                isMaxWidth = o.maxWidth && (o.maxWidth < newWidth),
                isMaxHeight = o.maxHeight && (o.maxHeight < newHeight),
                isMinWidth = o.minWidth && (o.minWidth > newWidth),
                isMinHeight = o.minHeight && (o.minHeight > newHeight);

            o.grid = grid;

            if (isMinWidth) {
                newWidth += gridX;
            }
            if (isMinHeight) {
                newHeight += gridY;
            }
            if (isMaxWidth) {
                newWidth -= gridX;
            }
            if (isMaxHeight) {
                newHeight -= gridY;
            }

            if (/^(se|s|e)$/.test(a)) {
                that.size.width = newWidth;
                that.size.height = newHeight;
            } else if (/^(ne)$/.test(a)) {
                that.size.width = newWidth;
                that.size.height = newHeight;
                that.position.top = op.top - oy;
            } else if (/^(sw)$/.test(a)) {
                that.size.width = newWidth;
                that.size.height = newHeight;
                that.position.left = op.left - ox;
            } else {
                if (newHeight - gridY <= 0 || newWidth - gridX <= 0) {
                    outerDimensions = that._getPaddingPlusBorderDimensions(this);
                }

                if (newHeight - gridY > 0) {
                    that.size.height = newHeight;
                    that.position.top = op.top - oy;
                } else {
                    newHeight = gridY - outerDimensions.height;
                    that.size.height = newHeight;
                    that.position.top = op.top + os.height - newHeight;
                }
                if (newWidth - gridX > 0) {
                    that.size.width = newWidth;
                    that.position.left = op.left - ox;
                } else {
                    newWidth = gridX - outerDimensions.width;
                    that.size.width = newWidth;
                    that.position.left = op.left + os.width - newWidth;
                }
            }
        }

    });

    var widgetsResizable = $.ui.resizable;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Selectable
    //>>group: Interactions
    //>>description: Allows groups of elements to be selected with the mouse.
    //>>docs: https://api.jqueryui.com/selectable/
    //>>demos: https://jqueryui.com/selectable/
    //>>css.structure: ../../themes/base/selectable.css


    var widgetsSelectable = $.widget("ui.selectable", $.ui.mouse, {
        options: {
            appendTo: "body",
            autoRefresh: true,
            distance: 0,
            filter: "*",
            tolerance: "touch",

            // Callbacks
            selected: null,
            selecting: null,
            start: null,
            stop: null,
            unselected: null,
            unselecting: null
        },
        _create: function () {
            var that = this;

            this._addClass("ui-selectable");

            this.dragged = false;

            // Cache selectee children based on filter
            this.refresh = function () {
                that.elementPos = $(that.element[0]).offset();
                that.selectees = $(that.options.filter, that.element[0]);
                that._addClass(that.selectees, "ui-selectee");
                that.selectees.each(function () {
                    var $this = $(this),
                        selecteeOffset = $this.offset(),
                        pos = {
                            left: selecteeOffset.left - that.elementPos.left,
                            top: selecteeOffset.top - that.elementPos.top
                        };
                    $.data(this, "selectable-item", {
                        element: this,
                        $element: $this,
                        left: pos.left,
                        top: pos.top,
                        right: pos.left + $this.outerWidth(),
                        bottom: pos.top + $this.outerHeight(),
                        startselected: false,
                        selected: $this.hasClass("ui-selected"),
                        selecting: $this.hasClass("ui-selecting"),
                        unselecting: $this.hasClass("ui-unselecting")
                    });
                });
            };
            this.refresh();

            this._mouseInit();

            this.helper = $("<div>");
            this._addClass(this.helper, "ui-selectable-helper");
        },

        _destroy: function () {
            this.selectees.removeData("selectable-item");
            this._mouseDestroy();
        },

        _mouseStart: function (event) {
            var that = this,
                options = this.options;

            this.opos = [event.pageX, event.pageY];
            this.elementPos = $(this.element[0]).offset();

            if (this.options.disabled) {
                return;
            }

            this.selectees = $(options.filter, this.element[0]);

            this._trigger("start", event);

            $(options.appendTo).append(this.helper);

            // position helper (lasso)
            this.helper.css({
                "left": event.pageX,
                "top": event.pageY,
                "width": 0,
                "height": 0
            });

            if (options.autoRefresh) {
                this.refresh();
            }

            this.selectees.filter(".ui-selected").each(function () {
                var selectee = $.data(this, "selectable-item");
                selectee.startselected = true;
                if (!event.metaKey && !event.ctrlKey) {
                    that._removeClass(selectee.$element, "ui-selected");
                    selectee.selected = false;
                    that._addClass(selectee.$element, "ui-unselecting");
                    selectee.unselecting = true;

                    // selectable UNSELECTING callback
                    that._trigger("unselecting", event, {
                        unselecting: selectee.element
                    });
                }
            });

            $(event.target).parents().addBack().each(function () {
                var doSelect,
                    selectee = $.data(this, "selectable-item");
                if (selectee) {
                    doSelect = (!event.metaKey && !event.ctrlKey) ||
                        !selectee.$element.hasClass("ui-selected");
                    that._removeClass(selectee.$element, doSelect ? "ui-unselecting" : "ui-selected")
                        ._addClass(selectee.$element, doSelect ? "ui-selecting" : "ui-unselecting");
                    selectee.unselecting = !doSelect;
                    selectee.selecting = doSelect;
                    selectee.selected = doSelect;

                    // selectable (UN)SELECTING callback
                    if (doSelect) {
                        that._trigger("selecting", event, {
                            selecting: selectee.element
                        });
                    } else {
                        that._trigger("unselecting", event, {
                            unselecting: selectee.element
                        });
                    }
                    return false;
                }
            });

        },

        _mouseDrag: function (event) {

            this.dragged = true;

            if (this.options.disabled) {
                return;
            }

            var tmp,
                that = this,
                options = this.options,
                x1 = this.opos[0],
                y1 = this.opos[1],
                x2 = event.pageX,
                y2 = event.pageY;

            if (x1 > x2) {
                tmp = x2; x2 = x1; x1 = tmp;
            }
            if (y1 > y2) {
                tmp = y2; y2 = y1; y1 = tmp;
            }
            this.helper.css({ left: x1, top: y1, width: x2 - x1, height: y2 - y1 });

            this.selectees.each(function () {
                var selectee = $.data(this, "selectable-item"),
                    hit = false,
                    offset = {};

                //prevent helper from being selected if appendTo: selectable
                if (!selectee || selectee.element === that.element[0]) {
                    return;
                }

                offset.left = selectee.left + that.elementPos.left;
                offset.right = selectee.right + that.elementPos.left;
                offset.top = selectee.top + that.elementPos.top;
                offset.bottom = selectee.bottom + that.elementPos.top;

                if (options.tolerance === "touch") {
                    hit = (!(offset.left > x2 || offset.right < x1 || offset.top > y2 ||
                        offset.bottom < y1));
                } else if (options.tolerance === "fit") {
                    hit = (offset.left > x1 && offset.right < x2 && offset.top > y1 &&
                        offset.bottom < y2);
                }

                if (hit) {

                    // SELECT
                    if (selectee.selected) {
                        that._removeClass(selectee.$element, "ui-selected");
                        selectee.selected = false;
                    }
                    if (selectee.unselecting) {
                        that._removeClass(selectee.$element, "ui-unselecting");
                        selectee.unselecting = false;
                    }
                    if (!selectee.selecting) {
                        that._addClass(selectee.$element, "ui-selecting");
                        selectee.selecting = true;

                        // selectable SELECTING callback
                        that._trigger("selecting", event, {
                            selecting: selectee.element
                        });
                    }
                } else {

                    // UNSELECT
                    if (selectee.selecting) {
                        if ((event.metaKey || event.ctrlKey) && selectee.startselected) {
                            that._removeClass(selectee.$element, "ui-selecting");
                            selectee.selecting = false;
                            that._addClass(selectee.$element, "ui-selected");
                            selectee.selected = true;
                        } else {
                            that._removeClass(selectee.$element, "ui-selecting");
                            selectee.selecting = false;
                            if (selectee.startselected) {
                                that._addClass(selectee.$element, "ui-unselecting");
                                selectee.unselecting = true;
                            }

                            // selectable UNSELECTING callback
                            that._trigger("unselecting", event, {
                                unselecting: selectee.element
                            });
                        }
                    }
                    if (selectee.selected) {
                        if (!event.metaKey && !event.ctrlKey && !selectee.startselected) {
                            that._removeClass(selectee.$element, "ui-selected");
                            selectee.selected = false;

                            that._addClass(selectee.$element, "ui-unselecting");
                            selectee.unselecting = true;

                            // selectable UNSELECTING callback
                            that._trigger("unselecting", event, {
                                unselecting: selectee.element
                            });
                        }
                    }
                }
            });

            return false;
        },

        _mouseStop: function (event) {
            var that = this;

            this.dragged = false;

            $(".ui-unselecting", this.element[0]).each(function () {
                var selectee = $.data(this, "selectable-item");
                that._removeClass(selectee.$element, "ui-unselecting");
                selectee.unselecting = false;
                selectee.startselected = false;
                that._trigger("unselected", event, {
                    unselected: selectee.element
                });
            });
            $(".ui-selecting", this.element[0]).each(function () {
                var selectee = $.data(this, "selectable-item");
                that._removeClass(selectee.$element, "ui-selecting")
                    ._addClass(selectee.$element, "ui-selected");
                selectee.selecting = false;
                selectee.selected = true;
                selectee.startselected = true;
                that._trigger("selected", event, {
                    selected: selectee.element
                });
            });
            this._trigger("stop", event);

            this.helper.remove();

            return false;
        }

    });

    $.widget("ui.dialog", {
        options: {
            appendTo: "body",
            autoOpen: true,
            buttons: [],
            classes: {
                "ui-dialog": "ui-corner-all",
                "ui-dialog-titlebar": "ui-corner-all"
            },
            closeOnEscape: true,
            closeText: "Close",
            draggable: true,
            hide: null,
            height: "auto",
            maxHeight: null,
            maxWidth: null,
            minHeight: 150,
            minWidth: 150,
            modal: false,
            position: {
                my: "center",
                at: "center",
                of: window,
                collision: "fit",

                // Ensure the titlebar is always visible
                using: function (pos) {
                    var topOffset = $(this).css(pos).offset().top;
                    if (topOffset < 0) {
                        $(this).css("top", pos.top - topOffset);
                    }
                }
            },
            resizable: true,
            show: null,
            title: null,
            uiDialogTitleHeadingLevel: 0,
            width: 300,

            // Callbacks
            beforeClose: null,
            close: null,
            drag: null,
            dragStart: null,
            dragStop: null,
            focus: null,
            open: null,
            resize: null,
            resizeStart: null,
            resizeStop: null
        },

        sizeRelatedOptions: {
            buttons: true,
            height: true,
            maxHeight: true,
            maxWidth: true,
            minHeight: true,
            minWidth: true,
            width: true
        },

        resizableRelatedOptions: {
            maxHeight: true,
            maxWidth: true,
            minHeight: true,
            minWidth: true
        },

        _create: function () {
            this.originalCss = {
                display: this.element[0].style.display,
                width: this.element[0].style.width,
                minHeight: this.element[0].style.minHeight,
                maxHeight: this.element[0].style.maxHeight,
                height: this.element[0].style.height
            };
            this.originalPosition = {
                parent: this.element.parent(),
                index: this.element.parent().children().index(this.element)
            };
            this.originalTitle = this.element.attr("title");
            if (this.options.title == null && this.originalTitle != null) {
                this.options.title = this.originalTitle;
            }

            // Dialogs can't be disabled
            if (this.options.disabled) {
                this.options.disabled = false;
            }

            this._createWrapper();

            this.element
                .show()
                .removeAttr("title")
                .appendTo(this.uiDialog);

            this._addClass("ui-dialog-content", "ui-widget-content");

            this._createTitlebar();
            this._createButtonPane();

            if (this.options.draggable && $.fn.draggable) {
                this._makeDraggable();
            }
            if (this.options.resizable && $.fn.resizable) {
                this._makeResizable();
            }

            this._isOpen = false;

            this._trackFocus();
        },

        _init: function () {
            if (this.options.autoOpen) {
                this.open();
            }
        },

        _appendTo: function () {
            var element = this.options.appendTo;
            if (element && (element.jquery || element.nodeType)) {
                return $(element);
            }
            return this.document.find(element || "body").eq(0);
        },

        _destroy: function () {
            var next,
                originalPosition = this.originalPosition;

            this._untrackInstance();
            this._destroyOverlay();

            this.element
                .removeUniqueId()
                .css(this.originalCss)

                // Without detaching first, the following becomes really slow
                .detach();

            this.uiDialog.remove();

            if (this.originalTitle) {
                this.element.attr("title", this.originalTitle);
            }

            next = originalPosition.parent.children().eq(originalPosition.index);

            // Don't try to place the dialog next to itself (#8613)
            if (next.length && next[0] !== this.element[0]) {
                next.before(this.element);
            } else {
                originalPosition.parent.append(this.element);
            }
        },

        widget: function () {
            return this.uiDialog;
        },

        disable: $.noop,
        enable: $.noop,

        close: function (event) {
            var that = this;

            if (!this._isOpen || this._trigger("beforeClose", event) === false) {
                return;
            }

            this._isOpen = false;
            this._focusedElement = null;
            this._destroyOverlay();
            this._untrackInstance();

            if (!this.opener.filter(":focusable").trigger("focus").length) {

                // Hiding a focused element doesn't trigger blur in WebKit
                // so in case we have nothing to focus on, explicitly blur the active element
                // https://bugs.webkit.org/show_bug.cgi?id=47182
                $(this.document[0].activeElement).trigger("blur");
            }

            this._hide(this.uiDialog, this.options.hide, function () {
                that._trigger("close", event);
            });
        },

        isOpen: function () {
            return this._isOpen;
        },

        moveToTop: function () {
            this._moveToTop();
        },

        _moveToTop: function (event, silent) {
            var moved = false,
                zIndices = this.uiDialog.siblings(".ui-front:visible").map(function () {
                    return +$(this).css("z-index");
                }).get(),
                zIndexMax = Math.max.apply(null, zIndices);

            if (zIndexMax >= +this.uiDialog.css("z-index")) {
                this.uiDialog.css("z-index", zIndexMax + 1);
                moved = true;
            }

            if (moved && !silent) {
                this._trigger("focus", event);
            }
            return moved;
        },

        open: function () {
            var that = this;
            if (this._isOpen) {
                if (this._moveToTop()) {
                    this._focusTabbable();
                }
                return;
            }

            this._isOpen = true;
            this.opener = $(this.document[0].activeElement);

            this._size();
            this._position();
            this._createOverlay();
            this._moveToTop(null, true);

            // Ensure the overlay is moved to the top with the dialog, but only when
            // opening. The overlay shouldn't move after the dialog is open so that
            // modeless dialogs opened after the modal dialog stack properly.
            if (this.overlay) {
                this.overlay.css("z-index", this.uiDialog.css("z-index") - 1);
            }

            this._show(this.uiDialog, this.options.show, function () {
                that._focusTabbable();
                that._trigger("focus");
            });

            // Track the dialog immediately upon opening in case a focus event
            // somehow occurs outside of the dialog before an element inside the
            // dialog is focused (#10152)
            this._makeFocusTarget();

            this._trigger("open");
        },

        _focusTabbable: function () {

            // Set focus to the first match:
            // 1. An element that was focused previously
            // 2. First element inside the dialog matching [autofocus]
            // 3. Tabbable element inside the content element
            // 4. Tabbable element inside the buttonpane
            // 5. The close button
            // 6. The dialog itself
            var hasFocus = this._focusedElement;
            if (!hasFocus) {
                hasFocus = this.element.find("[autofocus]");
            }
            if (!hasFocus.length) {
                hasFocus = this.element.find(":tabbable");
            }
            if (!hasFocus.length) {
                hasFocus = this.uiDialogButtonPane.find(":tabbable");
            }
            if (!hasFocus.length) {
                hasFocus = this.uiDialogTitlebarClose.filter(":tabbable");
            }
            if (!hasFocus.length) {
                hasFocus = this.uiDialog;
            }
            hasFocus.eq(0).trigger("focus");
        },

        _restoreTabbableFocus: function () {
            var activeElement = this.document[0].activeElement,
                isActive = this.uiDialog[0] === activeElement ||
                    $.contains(this.uiDialog[0], activeElement);
            if (!isActive) {
                this._focusTabbable();
            }
        },

        _keepFocus: function (event) {
            event.preventDefault();
            this._restoreTabbableFocus();
        },

        _createWrapper: function () {
            this.uiDialog = $("<div>")
                .hide()
                .attr({

                    // Setting tabIndex makes the div focusable
                    tabIndex: -1,
                    role: "dialog",
                    "aria-modal": this.options.modal ? "true" : null
                })
                .appendTo(this._appendTo());

            this._addClass(this.uiDialog, "ui-dialog", "ui-widget ui-widget-content ui-front");
            this._on(this.uiDialog, {
                keydown: function (event) {
                    if (this.options.closeOnEscape && !event.isDefaultPrevented() && event.keyCode &&
                        event.keyCode === $.ui.keyCode.ESCAPE) {
                        event.preventDefault();
                        this.close(event);
                        return;
                    }

                    // Prevent tabbing out of dialogs
                    if (event.keyCode !== $.ui.keyCode.TAB || event.isDefaultPrevented()) {
                        return;
                    }
                    var tabbables = this.uiDialog.find(":tabbable"),
                        first = tabbables.first(),
                        last = tabbables.last();

                    if ((event.target === last[0] || event.target === this.uiDialog[0]) &&
                        !event.shiftKey) {
                        this._delay(function () {
                            first.trigger("focus");
                        });
                        event.preventDefault();
                    } else if ((event.target === first[0] ||
                        event.target === this.uiDialog[0]) && event.shiftKey) {
                        this._delay(function () {
                            last.trigger("focus");
                        });
                        event.preventDefault();
                    }
                },
                mousedown: function (event) {
                    if (this._moveToTop(event)) {
                        this._focusTabbable();
                    }
                }
            });

            // We assume that any existing aria-describedby attribute means
            // that the dialog content is marked up properly
            // otherwise we brute force the content as the description
            if (!this.element.find("[aria-describedby]").length) {
                this.uiDialog.attr({
                    "aria-describedby": this.element.uniqueId().attr("id")
                });
            }
        },

        _createTitlebar: function () {
            var uiDialogTitle;

            this.uiDialogTitlebar = $("<div>");
            this._addClass(this.uiDialogTitlebar,
                "ui-dialog-titlebar", "ui-widget-header ui-helper-clearfix");
            this._on(this.uiDialogTitlebar, {
                mousedown: function (event) {

                    // Don't prevent click on close button (#8838)
                    // Focusing a dialog that is partially scrolled out of view
                    // causes the browser to scroll it into view, preventing the click event
                    if (!$(event.target).closest(".ui-dialog-titlebar-close")) {

                        // Dialog isn't getting focus when dragging (#8063)
                        this.uiDialog.trigger("focus");
                    }
                }
            });

            this.uiDialogTitlebarClose = $("<button type='button'></button>")
                .button({
                    label: $("<a>").text(this.options.closeText).html(),
                    icon: "ui-icon-closethick",
                    showLabel: false
                })
                .appendTo(this.uiDialogTitlebar);

            this._addClass(this.uiDialogTitlebarClose, "ui-dialog-titlebar-close");
            this._on(this.uiDialogTitlebarClose, {
                click: function (event) {
                    event.preventDefault();
                    this.close(event);
                }
            });

            var uiDialogHeadingLevel = Number.isInteger(this.options.uiDialogTitleHeadingLevel) &&
                this.options.uiDialogTitleHeadingLevel > 0 &&
                this.options.uiDialogTitleHeadingLevel <= 6 ?
                "h" + this.options.uiDialogTitleHeadingLevel : "span";

            uiDialogTitle = $("<" + uiDialogHeadingLevel + ">")
                .uniqueId().prependTo(this.uiDialogTitlebar);
            this._addClass(uiDialogTitle, "ui-dialog-title");
            this._title(uiDialogTitle);

            this.uiDialogTitlebar.prependTo(this.uiDialog);

            this.uiDialog.attr({
                "aria-labelledby": uiDialogTitle.attr("id")
            });
        },

        _title: function (title) {
            if (this.options.title) {
                title.text(this.options.title);
            } else {
                title.html("&#160;");
            }
        },

        _createButtonPane: function () {
            this.uiDialogButtonPane = $("<div>");
            this._addClass(this.uiDialogButtonPane, "ui-dialog-buttonpane",
                "ui-widget-content ui-helper-clearfix");

            this.uiButtonSet = $("<div>")
                .appendTo(this.uiDialogButtonPane);
            this._addClass(this.uiButtonSet, "ui-dialog-buttonset");

            this._createButtons();
        },

        _createButtons: function () {
            var that = this,
                buttons = this.options.buttons;

            // If we already have a button pane, remove it
            this.uiDialogButtonPane.remove();
            this.uiButtonSet.empty();

            if ($.isEmptyObject(buttons) || (Array.isArray(buttons) && !buttons.length)) {
                this._removeClass(this.uiDialog, "ui-dialog-buttons");
                return;
            }

            $.each(buttons, function (name, props) {
                var click, buttonOptions;
                props = typeof props === "function" ?
                    { click: props, text: name } :
                    props;

                // Default to a non-submitting button
                props = $.extend({ type: "button" }, props);

                // Change the context for the click callback to be the main element
                click = props.click;
                buttonOptions = {
                    icon: props.icon,
                    iconPosition: props.iconPosition,
                    showLabel: props.showLabel,

                    // Deprecated options
                    icons: props.icons,
                    text: props.text
                };

                delete props.click;
                delete props.icon;
                delete props.iconPosition;
                delete props.showLabel;

                // Deprecated options
                delete props.icons;
                if (typeof props.text === "boolean") {
                    delete props.text;
                }

                $("<button></button>", props)
                    .button(buttonOptions)
                    .appendTo(that.uiButtonSet)
                    .on("click", function () {
                        click.apply(that.element[0], arguments);
                    });
            });
            this._addClass(this.uiDialog, "ui-dialog-buttons");
            this.uiDialogButtonPane.appendTo(this.uiDialog);
        },

        _makeDraggable: function () {
            var that = this,
                options = this.options;

            function filteredUi(ui) {
                return {
                    position: ui.position,
                    offset: ui.offset
                };
            }

            this.uiDialog.draggable({
                cancel: ".ui-dialog-content, .ui-dialog-titlebar-close",
                handle: ".ui-dialog-titlebar",
                containment: "document",
                start: function (event, ui) {
                    that._addClass($(this), "ui-dialog-dragging");
                    that._blockFrames();
                    that._trigger("dragStart", event, filteredUi(ui));
                },
                drag: function (event, ui) {
                    that._trigger("drag", event, filteredUi(ui));
                },
                stop: function (event, ui) {
                    var left = ui.offset.left - that.document.scrollLeft(),
                        top = ui.offset.top - that.document.scrollTop();

                    options.position = {
                        my: "left top",
                        at: "left" + (left >= 0 ? "+" : "") + left + " " +
                            "top" + (top >= 0 ? "+" : "") + top,
                        of: that.window
                    };
                    that._removeClass($(this), "ui-dialog-dragging");
                    that._unblockFrames();
                    that._trigger("dragStop", event, filteredUi(ui));
                }
            });
        },

        _makeResizable: function () {
            var that = this,
                options = this.options,
                handles = options.resizable,

                // .ui-resizable has position: relative defined in the stylesheet
                // but dialogs have to use absolute or fixed positioning
                position = this.uiDialog.css("position"),
                resizeHandles = typeof handles === "string" ?
                    handles :
                    "n,e,s,w,se,sw,ne,nw";

            function filteredUi(ui) {
                return {
                    originalPosition: ui.originalPosition,
                    originalSize: ui.originalSize,
                    position: ui.position,
                    size: ui.size
                };
            }

            this.uiDialog.resizable({
                cancel: ".ui-dialog-content",
                containment: "document",
                alsoResize: this.element,
                maxWidth: options.maxWidth,
                maxHeight: options.maxHeight,
                minWidth: options.minWidth,
                minHeight: this._minHeight(),
                handles: resizeHandles,
                start: function (event, ui) {
                    that._addClass($(this), "ui-dialog-resizing");
                    that._blockFrames();
                    that._trigger("resizeStart", event, filteredUi(ui));
                },
                resize: function (event, ui) {
                    that._trigger("resize", event, filteredUi(ui));
                },
                stop: function (event, ui) {
                    var offset = that.uiDialog.offset(),
                        left = offset.left - that.document.scrollLeft(),
                        top = offset.top - that.document.scrollTop();

                    options.height = that.uiDialog.height();
                    options.width = that.uiDialog.width();
                    options.position = {
                        my: "left top",
                        at: "left" + (left >= 0 ? "+" : "") + left + " " +
                            "top" + (top >= 0 ? "+" : "") + top,
                        of: that.window
                    };
                    that._removeClass($(this), "ui-dialog-resizing");
                    that._unblockFrames();
                    that._trigger("resizeStop", event, filteredUi(ui));
                }
            })
                .css("position", position);
        },

        _trackFocus: function () {
            this._on(this.widget(), {
                focusin: function (event) {
                    this._makeFocusTarget();
                    this._focusedElement = $(event.target);
                }
            });
        },

        _makeFocusTarget: function () {
            this._untrackInstance();
            this._trackingInstances().unshift(this);
        },

        _untrackInstance: function () {
            var instances = this._trackingInstances(),
                exists = $.inArray(this, instances);
            if (exists !== -1) {
                instances.splice(exists, 1);
            }
        },

        _trackingInstances: function () {
            var instances = this.document.data("ui-dialog-instances");
            if (!instances) {
                instances = [];
                this.document.data("ui-dialog-instances", instances);
            }
            return instances;
        },

        _minHeight: function () {
            var options = this.options;

            return options.height === "auto" ?
                options.minHeight :
                Math.min(options.minHeight, options.height);
        },

        _position: function () {

            // Need to show the dialog to get the actual offset in the position plugin
            var isVisible = this.uiDialog.is(":visible");
            if (!isVisible) {
                this.uiDialog.show();
            }
            this.uiDialog.position(this.options.position);
            if (!isVisible) {
                this.uiDialog.hide();
            }
        },

        _setOptions: function (options) {
            var that = this,
                resize = false,
                resizableOptions = {};

            $.each(options, function (key, value) {
                that._setOption(key, value);

                if (key in that.sizeRelatedOptions) {
                    resize = true;
                }
                if (key in that.resizableRelatedOptions) {
                    resizableOptions[key] = value;
                }
            });

            if (resize) {
                this._size();
                this._position();
            }
            if (this.uiDialog.is(":data(ui-resizable)")) {
                this.uiDialog.resizable("option", resizableOptions);
            }
        },

        _setOption: function (key, value) {
            var isDraggable, isResizable,
                uiDialog = this.uiDialog;

            if (key === "disabled") {
                return;
            }

            this._super(key, value);

            if (key === "appendTo") {
                this.uiDialog.appendTo(this._appendTo());
            }

            if (key === "buttons") {
                this._createButtons();
            }

            if (key === "closeText") {
                this.uiDialogTitlebarClose.button({

                    // Ensure that we always pass a string
                    label: $("<a>").text("" + this.options.closeText).html()
                });
            }

            if (key === "draggable") {
                isDraggable = uiDialog.is(":data(ui-draggable)");
                if (isDraggable && !value) {
                    uiDialog.draggable("destroy");
                }

                if (!isDraggable && value) {
                    this._makeDraggable();
                }
            }

            if (key === "position") {
                this._position();
            }

            if (key === "resizable") {

                // currently resizable, becoming non-resizable
                isResizable = uiDialog.is(":data(ui-resizable)");
                if (isResizable && !value) {
                    uiDialog.resizable("destroy");
                }

                // Currently resizable, changing handles
                if (isResizable && typeof value === "string") {
                    uiDialog.resizable("option", "handles", value);
                }

                // Currently non-resizable, becoming resizable
                if (!isResizable && value !== false) {
                    this._makeResizable();
                }
            }

            if (key === "title") {
                this._title(this.uiDialogTitlebar.find(".ui-dialog-title"));
            }

            if (key === "modal") {
                uiDialog.attr("aria-modal", value ? "true" : null);
            }
        },

        _size: function () {

            // If the user has resized the dialog, the .ui-dialog and .ui-dialog-content
            // divs will both have width and height set, so we need to reset them
            var nonContentHeight, minContentHeight, maxContentHeight,
                options = this.options;

            // Reset content sizing
            this.element.show().css({
                width: "auto",
                minHeight: 0,
                maxHeight: "none",
                height: 0
            });

            if (options.minWidth > options.width) {
                options.width = options.minWidth;
            }

            // Reset wrapper sizing
            // determine the height of all the non-content elements
            nonContentHeight = this.uiDialog.css({
                height: "auto",
                width: options.width
            })
                .outerHeight();
            minContentHeight = Math.max(0, options.minHeight - nonContentHeight);
            maxContentHeight = typeof options.maxHeight === "number" ?
                Math.max(0, options.maxHeight - nonContentHeight) :
                "none";

            if (options.height === "auto") {
                this.element.css({
                    minHeight: minContentHeight,
                    maxHeight: maxContentHeight,
                    height: "auto"
                });
            } else {
                this.element.height(Math.max(0, options.height - nonContentHeight));
            }

            if (this.uiDialog.is(":data(ui-resizable)")) {
                this.uiDialog.resizable("option", "minHeight", this._minHeight());
            }
        },

        _blockFrames: function () {
            this.iframeBlocks = this.document.find("iframe").map(function () {
                var iframe = $(this);

                return $("<div>")
                    .css({
                        position: "absolute",
                        width: iframe.outerWidth(),
                        height: iframe.outerHeight()
                    })
                    .appendTo(iframe.parent())
                    .offset(iframe.offset())[0];
            });
        },

        _unblockFrames: function () {
            if (this.iframeBlocks) {
                this.iframeBlocks.remove();
                delete this.iframeBlocks;
            }
        },

        _allowInteraction: function (event) {
            if ($(event.target).closest(".ui-dialog").length) {
                return true;
            }

            // TODO: Remove hack when datepicker implements
            // the .ui-front logic (#8989)
            return !!$(event.target).closest(".ui-datepicker").length;
        },

        _createOverlay: function () {
            if (!this.options.modal) {
                return;
            }

            // We use a delay in case the overlay is created from an
            // event that we're going to be cancelling (#2804)
            var isOpening = true;
            this._delay(function () {
                isOpening = false;
            });

            if (!this.document.data("ui-dialog-overlays")) {

                // Prevent use of anchors and inputs
                // This doesn't use `_on()` because it is a shared event handler
                // across all open modal dialogs.
                this.document.on("focusin.ui-dialog", function (event) {
                    if (isOpening) {
                        return;
                    }

                    var instance = this._trackingInstances()[0];
                    if (!instance._allowInteraction(event)) {
                        event.preventDefault();
                        instance._focusTabbable();
                    }
                }.bind(this));
            }

            this.overlay = $("<div>")
                .appendTo(this._appendTo());

            this._addClass(this.overlay, null, "ui-widget-overlay ui-front");
            this._on(this.overlay, {
                mousedown: "_keepFocus"
            });
            this.document.data("ui-dialog-overlays",
                (this.document.data("ui-dialog-overlays") || 0) + 1);
        },

        _destroyOverlay: function () {
            if (!this.options.modal) {
                return;
            }

            if (this.overlay) {
                var overlays = this.document.data("ui-dialog-overlays") - 1;

                if (!overlays) {
                    this.document.off("focusin.ui-dialog");
                    this.document.removeData("ui-dialog-overlays");
                } else {
                    this.document.data("ui-dialog-overlays", overlays);
                }

                this.overlay.remove();
                this.overlay = null;
            }
        }
    });

    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Sortable
    //>>group: Interactions
    //>>description: Enables items in a list to be sorted using the mouse.
    //>>docs: https://api.jqueryui.com/sortable/
    //>>demos: https://jqueryui.com/sortable/
    //>>css.structure: ../../themes/base/sortable.css


    var widgetsSortable = $.widget("ui.sortable", $.ui.mouse, {
        widgetEventPrefix: "sort",
        ready: false,
        options: {
            appendTo: "parent",
            axis: false,
            connectWith: false,
            containment: false,
            cursor: "auto",
            cursorAt: false,
            dropOnEmpty: true,
            forcePlaceholderSize: false,
            forceHelperSize: false,
            grid: false,
            handle: false,
            helper: "original",
            items: "> *",
            opacity: false,
            placeholder: false,
            revert: false,
            scroll: true,
            scrollSensitivity: 20,
            scrollSpeed: 20,
            scope: "default",
            tolerance: "intersect",
            zIndex: 1000,

            // Callbacks
            activate: null,
            beforeStop: null,
            change: null,
            deactivate: null,
            out: null,
            over: null,
            receive: null,
            remove: null,
            sort: null,
            start: null,
            stop: null,
            update: null
        },

        _isOverAxis: function (x, reference, size) {
            return (x >= reference) && (x < (reference + size));
        },

        _isFloating: function (item) {
            return (/left|right/).test(item.css("float")) ||
                (/inline|table-cell/).test(item.css("display"));
        },

        _create: function () {
            this.containerCache = {};
            this._addClass("ui-sortable");

            //Get the items
            this.refresh();

            //Let's determine the parent's offset
            this.offset = this.element.offset();

            //Initialize mouse events for interaction
            this._mouseInit();

            this._setHandleClassName();

            //We're ready to go
            this.ready = true;

        },

        _setOption: function (key, value) {
            this._super(key, value);

            if (key === "handle") {
                this._setHandleClassName();
            }
        },

        _setHandleClassName: function () {
            var that = this;
            this._removeClass(this.element.find(".ui-sortable-handle"), "ui-sortable-handle");
            $.each(this.items, function () {
                that._addClass(
                    this.instance.options.handle ?
                        this.item.find(this.instance.options.handle) :
                        this.item,
                    "ui-sortable-handle"
                );
            });
        },

        _destroy: function () {
            this._mouseDestroy();

            for (var i = this.items.length - 1; i >= 0; i--) {
                this.items[i].item.removeData(this.widgetName + "-item");
            }

            return this;
        },

        _mouseCapture: function (event, overrideHandle) {
            var currentItem = null,
                validHandle = false,
                that = this;

            if (this.reverting) {
                return false;
            }

            if (this.options.disabled || this.options.type === "static") {
                return false;
            }

            //We have to refresh the items data once first
            this._refreshItems(event);

            //Find out if the clicked node (or one of its parents) is a actual item in this.items
            $(event.target).parents().each(function () {
                if ($.data(this, that.widgetName + "-item") === that) {
                    currentItem = $(this);
                    return false;
                }
            });
            if ($.data(event.target, that.widgetName + "-item") === that) {
                currentItem = $(event.target);
            }

            if (!currentItem) {
                return false;
            }
            if (this.options.handle && !overrideHandle) {
                $(this.options.handle, currentItem).find("*").addBack().each(function () {
                    if (this === event.target) {
                        validHandle = true;
                    }
                });
                if (!validHandle) {
                    return false;
                }
            }

            this.currentItem = currentItem;
            this._removeCurrentsFromItems();
            return true;

        },

        _mouseStart: function (event, overrideHandle, noActivation) {

            var i, body,
                o = this.options;

            this.currentContainer = this;

            //We only need to call refreshPositions, because the refreshItems call has been moved to
            // mouseCapture
            this.refreshPositions();

            //Prepare the dragged items parent
            this.appendTo = $(o.appendTo !== "parent" ?
                o.appendTo :
                this.currentItem.parent());

            //Create and append the visible helper
            this.helper = this._createHelper(event);

            //Cache the helper size
            this._cacheHelperProportions();

            /*
             * - Position generation -
             * This block generates everything position related - it's the core of draggables.
             */

            //Cache the margins of the original element
            this._cacheMargins();

            //The element's absolute position on the page minus margins
            this.offset = this.currentItem.offset();
            this.offset = {
                top: this.offset.top - this.margins.top,
                left: this.offset.left - this.margins.left
            };

            $.extend(this.offset, {
                click: { //Where the click happened, relative to the element
                    left: event.pageX - this.offset.left,
                    top: event.pageY - this.offset.top
                },

                // This is a relative to absolute position minus the actual position calculation -
                // only used for relative positioned helper
                relative: this._getRelativeOffset()
            });

            // After we get the helper offset, but before we get the parent offset we can
            // change the helper's position to absolute
            // TODO: Still need to figure out a way to make relative sorting possible
            this.helper.css("position", "absolute");
            this.cssPosition = this.helper.css("position");

            //Adjust the mouse offset relative to the helper if "cursorAt" is supplied
            if (o.cursorAt) {
                this._adjustOffsetFromHelper(o.cursorAt);
            }

            //Cache the former DOM position
            this.domPosition = {
                prev: this.currentItem.prev()[0],
                parent: this.currentItem.parent()[0]
            };

            // If the helper is not the original, hide the original so it's not playing any role during
            // the drag, won't cause anything bad this way
            if (this.helper[0] !== this.currentItem[0]) {
                this.currentItem.hide();
            }

            //Create the placeholder
            this._createPlaceholder();

            //Get the next scrolling parent
            this.scrollParent = this.placeholder.scrollParent();

            $.extend(this.offset, {
                parent: this._getParentOffset()
            });

            //Set a containment if given in the options
            if (o.containment) {
                this._setContainment();
            }

            if (o.cursor && o.cursor !== "auto") { // cursor option
                body = this.document.find("body");

                this._storedStylesheet =
                    $("<style>*{ cursor: " + o.cursor + " !important; }</style>").appendTo(body);
            }

            // We need to make sure to grab the zIndex before setting the
            // opacity, because setting the opacity to anything lower than 1
            // causes the zIndex to change from "auto" to 0.
            if (o.zIndex) { // zIndex option
                if (this.helper.css("zIndex")) {
                    this._storedZIndex = this.helper.css("zIndex");
                }
                this.helper.css("zIndex", o.zIndex);
            }

            if (o.opacity) { // opacity option
                if (this.helper.css("opacity")) {
                    this._storedOpacity = this.helper.css("opacity");
                }
                this.helper.css("opacity", o.opacity);
            }

            //Prepare scrolling
            if (this.scrollParent[0] !== this.document[0] &&
                this.scrollParent[0].tagName !== "HTML") {
                this.overflowOffset = this.scrollParent.offset();
            }

            //Call callbacks
            this._trigger("start", event, this._uiHash());

            //Recache the helper size
            if (!this._preserveHelperProportions) {
                this._cacheHelperProportions();
            }

            //Post "activate" events to possible containers
            if (!noActivation) {
                for (i = this.containers.length - 1; i >= 0; i--) {
                    this.containers[i]._trigger("activate", event, this._uiHash(this));
                }
            }

            //Prepare possible droppables
            if ($.ui.ddmanager) {
                $.ui.ddmanager.current = this;
            }

            if ($.ui.ddmanager && !o.dropBehaviour) {
                $.ui.ddmanager.prepareOffsets(this, event);
            }

            this.dragging = true;

            this._addClass(this.helper, "ui-sortable-helper");

            //Move the helper, if needed
            if (!this.helper.parent().is(this.appendTo)) {
                this.helper.detach().appendTo(this.appendTo);

                //Update position
                this.offset.parent = this._getParentOffset();
            }

            //Generate the original position
            this.position = this.originalPosition = this._generatePosition(event);
            this.originalPageX = event.pageX;
            this.originalPageY = event.pageY;
            this.lastPositionAbs = this.positionAbs = this._convertPositionTo("absolute");

            this._mouseDrag(event);

            return true;

        },

        _scroll: function (event) {
            var o = this.options,
                scrolled = false;

            if (this.scrollParent[0] !== this.document[0] &&
                this.scrollParent[0].tagName !== "HTML") {

                if ((this.overflowOffset.top + this.scrollParent[0].offsetHeight) -
                    event.pageY < o.scrollSensitivity) {
                    this.scrollParent[0].scrollTop =
                        scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
                } else if (event.pageY - this.overflowOffset.top < o.scrollSensitivity) {
                    this.scrollParent[0].scrollTop =
                        scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
                }

                if ((this.overflowOffset.left + this.scrollParent[0].offsetWidth) -
                    event.pageX < o.scrollSensitivity) {
                    this.scrollParent[0].scrollLeft = scrolled =
                        this.scrollParent[0].scrollLeft + o.scrollSpeed;
                } else if (event.pageX - this.overflowOffset.left < o.scrollSensitivity) {
                    this.scrollParent[0].scrollLeft = scrolled =
                        this.scrollParent[0].scrollLeft - o.scrollSpeed;
                }

            } else {

                if (event.pageY - this.document.scrollTop() < o.scrollSensitivity) {
                    scrolled = this.document.scrollTop(this.document.scrollTop() - o.scrollSpeed);
                } else if (this.window.height() - (event.pageY - this.document.scrollTop()) <
                    o.scrollSensitivity) {
                    scrolled = this.document.scrollTop(this.document.scrollTop() + o.scrollSpeed);
                }

                if (event.pageX - this.document.scrollLeft() < o.scrollSensitivity) {
                    scrolled = this.document.scrollLeft(
                        this.document.scrollLeft() - o.scrollSpeed
                    );
                } else if (this.window.width() - (event.pageX - this.document.scrollLeft()) <
                    o.scrollSensitivity) {
                    scrolled = this.document.scrollLeft(
                        this.document.scrollLeft() + o.scrollSpeed
                    );
                }

            }

            return scrolled;
        },

        _mouseDrag: function (event) {
            var i, item, itemElement, intersection,
                o = this.options;

            //Compute the helpers position
            this.position = this._generatePosition(event);
            this.positionAbs = this._convertPositionTo("absolute");

            //Set the helper position
            if (!this.options.axis || this.options.axis !== "y") {
                this.helper[0].style.left = this.position.left + "px";
            }
            if (!this.options.axis || this.options.axis !== "x") {
                this.helper[0].style.top = this.position.top + "px";
            }

            //Do scrolling
            if (o.scroll) {
                if (this._scroll(event) !== false) {

                    //Update item positions used in position checks
                    this._refreshItemPositions(true);

                    if ($.ui.ddmanager && !o.dropBehaviour) {
                        $.ui.ddmanager.prepareOffsets(this, event);
                    }
                }
            }

            this.dragDirection = {
                vertical: this._getDragVerticalDirection(),
                horizontal: this._getDragHorizontalDirection()
            };

            //Rearrange
            for (i = this.items.length - 1; i >= 0; i--) {

                //Cache variables and intersection, continue if no intersection
                item = this.items[i];
                itemElement = item.item[0];
                intersection = this._intersectsWithPointer(item);
                if (!intersection) {
                    continue;
                }

                // Only put the placeholder inside the current Container, skip all
                // items from other containers. This works because when moving
                // an item from one container to another the
                // currentContainer is switched before the placeholder is moved.
                //
                // Without this, moving items in "sub-sortables" can cause
                // the placeholder to jitter between the outer and inner container.
                if (item.instance !== this.currentContainer) {
                    continue;
                }

                // Cannot intersect with itself
                // no useless actions that have been done before
                // no action if the item moved is the parent of the item checked
                if (itemElement !== this.currentItem[0] &&
                    this.placeholder[intersection === 1 ?
                        "next" : "prev"]()[0] !== itemElement &&
                    !$.contains(this.placeholder[0], itemElement) &&
                    (this.options.type === "semi-dynamic" ?
                        !$.contains(this.element[0], itemElement) :
                        true
                    )
                ) {

                    this.direction = intersection === 1 ? "down" : "up";

                    if (this.options.tolerance === "pointer" ||
                        this._intersectsWithSides(item)) {
                        this._rearrange(event, item);
                    } else {
                        break;
                    }

                    this._trigger("change", event, this._uiHash());
                    break;
                }
            }

            //Post events to containers
            this._contactContainers(event);

            //Interconnect with droppables
            if ($.ui.ddmanager) {
                $.ui.ddmanager.drag(this, event);
            }

            //Call callbacks
            this._trigger("sort", event, this._uiHash());

            this.lastPositionAbs = this.positionAbs;
            return false;

        },

        _mouseStop: function (event, noPropagation) {

            if (!event) {
                return;
            }

            //If we are using droppables, inform the manager about the drop
            if ($.ui.ddmanager && !this.options.dropBehaviour) {
                $.ui.ddmanager.drop(this, event);
            }

            if (this.options.revert) {
                var that = this,
                    cur = this.placeholder.offset(),
                    axis = this.options.axis,
                    animation = {};

                if (!axis || axis === "x") {
                    animation.left = cur.left - this.offset.parent.left - this.margins.left +
                        (this.offsetParent[0] === this.document[0].body ?
                            0 :
                            this.offsetParent[0].scrollLeft
                        );
                }
                if (!axis || axis === "y") {
                    animation.top = cur.top - this.offset.parent.top - this.margins.top +
                        (this.offsetParent[0] === this.document[0].body ?
                            0 :
                            this.offsetParent[0].scrollTop
                        );
                }
                this.reverting = true;
                $(this.helper).animate(
                    animation,
                    parseInt(this.options.revert, 10) || 500,
                    function () {
                        that._clear(event);
                    }
                );
            } else {
                this._clear(event, noPropagation);
            }

            return false;

        },

        cancel: function () {

            if (this.dragging) {

                this._mouseUp(new $.Event("mouseup", { target: null }));

                if (this.options.helper === "original") {
                    this.currentItem.css(this._storedCSS);
                    this._removeClass(this.currentItem, "ui-sortable-helper");
                } else {
                    this.currentItem.show();
                }

                //Post deactivating events to containers
                for (var i = this.containers.length - 1; i >= 0; i--) {
                    this.containers[i]._trigger("deactivate", null, this._uiHash(this));
                    if (this.containers[i].containerCache.over) {
                        this.containers[i]._trigger("out", null, this._uiHash(this));
                        this.containers[i].containerCache.over = 0;
                    }
                }

            }

            if (this.placeholder) {

                //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately,
                // it unbinds ALL events from the original node!
                if (this.placeholder[0].parentNode) {
                    this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
                }
                if (this.options.helper !== "original" && this.helper &&
                    this.helper[0].parentNode) {
                    this.helper.remove();
                }

                $.extend(this, {
                    helper: null,
                    dragging: false,
                    reverting: false,
                    _noFinalSort: null
                });

                if (this.domPosition.prev) {
                    $(this.domPosition.prev).after(this.currentItem);
                } else {
                    $(this.domPosition.parent).prepend(this.currentItem);
                }
            }

            return this;

        },

        serialize: function (o) {

            var items = this._getItemsAsjQuery(o && o.connected),
                str = [];
            o = o || {};

            $(items).each(function () {
                var res = ($(o.item || this).attr(o.attribute || "id") || "")
                    .match(o.expression || (/(.+)[\-=_](.+)/));
                if (res) {
                    str.push(
                        (o.key || res[1] + "[]") +
                        "=" + (o.key && o.expression ? res[1] : res[2]));
                }
            });

            if (!str.length && o.key) {
                str.push(o.key + "=");
            }

            return str.join("&");

        },

        toArray: function (o) {

            var items = this._getItemsAsjQuery(o && o.connected),
                ret = [];

            o = o || {};

            items.each(function () {
                ret.push($(o.item || this).attr(o.attribute || "id") || "");
            });
            return ret;

        },

        /* Be careful with the following core functions */
        _intersectsWith: function (item) {

            var x1 = this.positionAbs.left,
                x2 = x1 + this.helperProportions.width,
                y1 = this.positionAbs.top,
                y2 = y1 + this.helperProportions.height,
                l = item.left,
                r = l + item.width,
                t = item.top,
                b = t + item.height,
                dyClick = this.offset.click.top,
                dxClick = this.offset.click.left,
                isOverElementHeight = (this.options.axis === "x") || ((y1 + dyClick) > t &&
                    (y1 + dyClick) < b),
                isOverElementWidth = (this.options.axis === "y") || ((x1 + dxClick) > l &&
                    (x1 + dxClick) < r),
                isOverElement = isOverElementHeight && isOverElementWidth;

            if (this.options.tolerance === "pointer" ||
                this.options.forcePointerForContainers ||
                (this.options.tolerance !== "pointer" &&
                    this.helperProportions[this.floating ? "width" : "height"] >
                    item[this.floating ? "width" : "height"])
            ) {
                return isOverElement;
            } else {

                return (l < x1 + (this.helperProportions.width / 2) && // Right Half
                    x2 - (this.helperProportions.width / 2) < r && // Left Half
                    t < y1 + (this.helperProportions.height / 2) && // Bottom Half
                    y2 - (this.helperProportions.height / 2) < b); // Top Half

            }
        },

        _intersectsWithPointer: function (item) {
            var verticalDirection, horizontalDirection,
                isOverElementHeight = (this.options.axis === "x") ||
                    this._isOverAxis(
                        this.positionAbs.top + this.offset.click.top, item.top, item.height),
                isOverElementWidth = (this.options.axis === "y") ||
                    this._isOverAxis(
                        this.positionAbs.left + this.offset.click.left, item.left, item.width),
                isOverElement = isOverElementHeight && isOverElementWidth;

            if (!isOverElement) {
                return false;
            }

            verticalDirection = this.dragDirection.vertical;
            horizontalDirection = this.dragDirection.horizontal;

            return this.floating ?
                ((horizontalDirection === "right" || verticalDirection === "down") ? 2 : 1) :
                (verticalDirection && (verticalDirection === "down" ? 2 : 1));

        },

        _intersectsWithSides: function (item) {

            var isOverBottomHalf = this._isOverAxis(this.positionAbs.top +
                this.offset.click.top, item.top + (item.height / 2), item.height),
                isOverRightHalf = this._isOverAxis(this.positionAbs.left +
                    this.offset.click.left, item.left + (item.width / 2), item.width),
                verticalDirection = this.dragDirection.vertical,
                horizontalDirection = this.dragDirection.horizontal;

            if (this.floating && horizontalDirection) {
                return ((horizontalDirection === "right" && isOverRightHalf) ||
                    (horizontalDirection === "left" && !isOverRightHalf));
            } else {
                return verticalDirection && ((verticalDirection === "down" && isOverBottomHalf) ||
                    (verticalDirection === "up" && !isOverBottomHalf));
            }

        },

        _getDragVerticalDirection: function () {
            var delta = this.positionAbs.top - this.lastPositionAbs.top;
            return delta !== 0 && (delta > 0 ? "down" : "up");
        },

        _getDragHorizontalDirection: function () {
            var delta = this.positionAbs.left - this.lastPositionAbs.left;
            return delta !== 0 && (delta > 0 ? "right" : "left");
        },

        refresh: function (event) {
            this._refreshItems(event);
            this._setHandleClassName();
            this.refreshPositions();
            return this;
        },

        _connectWith: function () {
            var options = this.options;
            return options.connectWith.constructor === String ?
                [options.connectWith] :
                options.connectWith;
        },

        _getItemsAsjQuery: function (connected) {

            var i, j, cur, inst,
                items = [],
                queries = [],
                connectWith = this._connectWith();

            if (connectWith && connected) {
                for (i = connectWith.length - 1; i >= 0; i--) {
                    cur = $(connectWith[i], this.document[0]);
                    for (j = cur.length - 1; j >= 0; j--) {
                        inst = $.data(cur[j], this.widgetFullName);
                        if (inst && inst !== this && !inst.options.disabled) {
                            queries.push([typeof inst.options.items === "function" ?
                                inst.options.items.call(inst.element) :
                                $(inst.options.items, inst.element)
                                    .not(".ui-sortable-helper")
                                    .not(".ui-sortable-placeholder"), inst]);
                        }
                    }
                }
            }

            queries.push([typeof this.options.items === "function" ?
                this.options.items
                    .call(this.element, null, { options: this.options, item: this.currentItem }) :
                $(this.options.items, this.element)
                    .not(".ui-sortable-helper")
                    .not(".ui-sortable-placeholder"), this]);

            function addItems() {
                items.push(this);
            }
            for (i = queries.length - 1; i >= 0; i--) {
                queries[i][0].each(addItems);
            }

            return $(items);

        },

        _removeCurrentsFromItems: function () {

            var list = this.currentItem.find(":data(" + this.widgetName + "-item)");

            this.items = $.grep(this.items, function (item) {
                for (var j = 0; j < list.length; j++) {
                    if (list[j] === item.item[0]) {
                        return false;
                    }
                }
                return true;
            });

        },

        _refreshItems: function (event) {

            this.items = [];
            this.containers = [this];

            var i, j, cur, inst, targetData, _queries, item, queriesLength,
                items = this.items,
                queries = [[typeof this.options.items === "function" ?
                    this.options.items.call(this.element[0], event, { item: this.currentItem }) :
                    $(this.options.items, this.element), this]],
                connectWith = this._connectWith();

            //Shouldn't be run the first time through due to massive slow-down
            if (connectWith && this.ready) {
                for (i = connectWith.length - 1; i >= 0; i--) {
                    cur = $(connectWith[i], this.document[0]);
                    for (j = cur.length - 1; j >= 0; j--) {
                        inst = $.data(cur[j], this.widgetFullName);
                        if (inst && inst !== this && !inst.options.disabled) {
                            queries.push([typeof inst.options.items === "function" ?
                                inst.options.items
                                    .call(inst.element[0], event, { item: this.currentItem }) :
                                $(inst.options.items, inst.element), inst]);
                            this.containers.push(inst);
                        }
                    }
                }
            }

            for (i = queries.length - 1; i >= 0; i--) {
                targetData = queries[i][1];
                _queries = queries[i][0];

                for (j = 0, queriesLength = _queries.length; j < queriesLength; j++) {
                    item = $(_queries[j]);

                    // Data for target checking (mouse manager)
                    item.data(this.widgetName + "-item", targetData);

                    items.push({
                        item: item,
                        instance: targetData,
                        width: 0, height: 0,
                        left: 0, top: 0
                    });
                }
            }

        },

        _refreshItemPositions: function (fast) {
            var i, item, t, p;

            for (i = this.items.length - 1; i >= 0; i--) {
                item = this.items[i];

                //We ignore calculating positions of all connected containers when we're not over them
                if (this.currentContainer && item.instance !== this.currentContainer &&
                    item.item[0] !== this.currentItem[0]) {
                    continue;
                }

                t = this.options.toleranceElement ?
                    $(this.options.toleranceElement, item.item) :
                    item.item;

                if (!fast) {
                    item.width = t.outerWidth();
                    item.height = t.outerHeight();
                }

                p = t.offset();
                item.left = p.left;
                item.top = p.top;
            }
        },

        refreshPositions: function (fast) {

            // Determine whether items are being displayed horizontally
            this.floating = this.items.length ?
                this.options.axis === "x" || this._isFloating(this.items[0].item) :
                false;

            // This has to be redone because due to the item being moved out/into the offsetParent,
            // the offsetParent's position will change
            if (this.offsetParent && this.helper) {
                this.offset.parent = this._getParentOffset();
            }

            this._refreshItemPositions(fast);

            var i, p;

            if (this.options.custom && this.options.custom.refreshContainers) {
                this.options.custom.refreshContainers.call(this);
            } else {
                for (i = this.containers.length - 1; i >= 0; i--) {
                    p = this.containers[i].element.offset();
                    this.containers[i].containerCache.left = p.left;
                    this.containers[i].containerCache.top = p.top;
                    this.containers[i].containerCache.width =
                        this.containers[i].element.outerWidth();
                    this.containers[i].containerCache.height =
                        this.containers[i].element.outerHeight();
                }
            }

            return this;
        },

        _createPlaceholder: function (that) {
            that = that || this;
            var className, nodeName,
                o = that.options;

            if (!o.placeholder || o.placeholder.constructor === String) {
                className = o.placeholder;
                nodeName = that.currentItem[0].nodeName.toLowerCase();
                o.placeholder = {
                    element: function () {

                        var element = $("<" + nodeName + ">", that.document[0]);

                        that._addClass(element, "ui-sortable-placeholder",
                            className || that.currentItem[0].className)
                            ._removeClass(element, "ui-sortable-helper");

                        if (nodeName === "tbody") {
                            that._createTrPlaceholder(
                                that.currentItem.find("tr").eq(0),
                                $("<tr>", that.document[0]).appendTo(element)
                            );
                        } else if (nodeName === "tr") {
                            that._createTrPlaceholder(that.currentItem, element);
                        } else if (nodeName === "img") {
                            element.attr("src", that.currentItem.attr("src"));
                        }

                        if (!className) {
                            element.css("visibility", "hidden");
                        }

                        return element;
                    },
                    update: function (container, p) {

                        // 1. If a className is set as 'placeholder option, we don't force sizes -
                        // the class is responsible for that
                        // 2. The option 'forcePlaceholderSize can be enabled to force it even if a
                        // class name is specified
                        if (className && !o.forcePlaceholderSize) {
                            return;
                        }

                        // If the element doesn't have a actual height or width by itself (without
                        // styles coming from a stylesheet), it receives the inline height and width
                        // from the dragged item. Or, if it's a tbody or tr, it's going to have a height
                        // anyway since we're populating them with <td>s above, but they're unlikely to
                        // be the correct height on their own if the row heights are dynamic, so we'll
                        // always assign the height of the dragged item given forcePlaceholderSize
                        // is true.
                        if (!p.height() || (o.forcePlaceholderSize &&
                            (nodeName === "tbody" || nodeName === "tr"))) {
                            p.height(
                                that.currentItem.innerHeight() -
                                parseInt(that.currentItem.css("paddingTop") || 0, 10) -
                                parseInt(that.currentItem.css("paddingBottom") || 0, 10));
                        }
                        if (!p.width()) {
                            p.width(
                                that.currentItem.innerWidth() -
                                parseInt(that.currentItem.css("paddingLeft") || 0, 10) -
                                parseInt(that.currentItem.css("paddingRight") || 0, 10));
                        }
                    }
                };
            }

            //Create the placeholder
            that.placeholder = $(o.placeholder.element.call(that.element, that.currentItem));

            //Append it after the actual current item
            that.currentItem.after(that.placeholder);

            //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
            o.placeholder.update(that, that.placeholder);

        },

        _createTrPlaceholder: function (sourceTr, targetTr) {
            var that = this;

            sourceTr.children().each(function () {
                $("<td>&#160;</td>", that.document[0])
                    .attr("colspan", $(this).attr("colspan") || 1)
                    .appendTo(targetTr);
            });
        },

        _contactContainers: function (event) {
            var i, j, dist, itemWithLeastDistance, posProperty, sizeProperty, cur, nearBottom,
                floating, axis,
                innermostContainer = null,
                innermostIndex = null;

            // Get innermost container that intersects with item
            for (i = this.containers.length - 1; i >= 0; i--) {

                // Never consider a container that's located within the item itself
                if ($.contains(this.currentItem[0], this.containers[i].element[0])) {
                    continue;
                }

                if (this._intersectsWith(this.containers[i].containerCache)) {

                    // If we've already found a container and it's more "inner" than this, then continue
                    if (innermostContainer &&
                        $.contains(
                            this.containers[i].element[0],
                            innermostContainer.element[0])) {
                        continue;
                    }

                    innermostContainer = this.containers[i];
                    innermostIndex = i;

                } else {

                    // container doesn't intersect. trigger "out" event if necessary
                    if (this.containers[i].containerCache.over) {
                        this.containers[i]._trigger("out", event, this._uiHash(this));
                        this.containers[i].containerCache.over = 0;
                    }
                }

            }

            // If no intersecting containers found, return
            if (!innermostContainer) {
                return;
            }

            // Move the item into the container if it's not there already
            if (this.containers.length === 1) {
                if (!this.containers[innermostIndex].containerCache.over) {
                    this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
                    this.containers[innermostIndex].containerCache.over = 1;
                }
            } else {

                // When entering a new container, we will find the item with the least distance and
                // append our item near it
                dist = 10000;
                itemWithLeastDistance = null;
                floating = innermostContainer.floating || this._isFloating(this.currentItem);
                posProperty = floating ? "left" : "top";
                sizeProperty = floating ? "width" : "height";
                axis = floating ? "pageX" : "pageY";

                for (j = this.items.length - 1; j >= 0; j--) {
                    if (!$.contains(
                        this.containers[innermostIndex].element[0], this.items[j].item[0])
                    ) {
                        continue;
                    }
                    if (this.items[j].item[0] === this.currentItem[0]) {
                        continue;
                    }

                    cur = this.items[j].item.offset()[posProperty];
                    nearBottom = false;
                    if (event[axis] - cur > this.items[j][sizeProperty] / 2) {
                        nearBottom = true;
                    }

                    if (Math.abs(event[axis] - cur) < dist) {
                        dist = Math.abs(event[axis] - cur);
                        itemWithLeastDistance = this.items[j];
                        this.direction = nearBottom ? "up" : "down";
                    }
                }

                //Check if dropOnEmpty is enabled
                if (!itemWithLeastDistance && !this.options.dropOnEmpty) {
                    return;
                }

                if (this.currentContainer === this.containers[innermostIndex]) {
                    if (!this.currentContainer.containerCache.over) {
                        this.containers[innermostIndex]._trigger("over", event, this._uiHash());
                        this.currentContainer.containerCache.over = 1;
                    }
                    return;
                }

                if (itemWithLeastDistance) {
                    this._rearrange(event, itemWithLeastDistance, null, true);
                } else {
                    this._rearrange(event, null, this.containers[innermostIndex].element, true);
                }
                this._trigger("change", event, this._uiHash());
                this.containers[innermostIndex]._trigger("change", event, this._uiHash(this));
                this.currentContainer = this.containers[innermostIndex];

                //Update the placeholder
                this.options.placeholder.update(this.currentContainer, this.placeholder);

                //Update scrollParent
                this.scrollParent = this.placeholder.scrollParent();

                //Update overflowOffset
                if (this.scrollParent[0] !== this.document[0] &&
                    this.scrollParent[0].tagName !== "HTML") {
                    this.overflowOffset = this.scrollParent.offset();
                }

                this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
                this.containers[innermostIndex].containerCache.over = 1;
            }

        },

        _createHelper: function (event) {

            var o = this.options,
                helper = typeof o.helper === "function" ?
                    $(o.helper.apply(this.element[0], [event, this.currentItem])) :
                    (o.helper === "clone" ? this.currentItem.clone() : this.currentItem);

            //Add the helper to the DOM if that didn't happen already
            if (!helper.parents("body").length) {
                this.appendTo[0].appendChild(helper[0]);
            }

            if (helper[0] === this.currentItem[0]) {
                this._storedCSS = {
                    width: this.currentItem[0].style.width,
                    height: this.currentItem[0].style.height,
                    position: this.currentItem.css("position"),
                    top: this.currentItem.css("top"),
                    left: this.currentItem.css("left")
                };
            }

            if (!helper[0].style.width || o.forceHelperSize) {
                helper.width(this.currentItem.width());
            }
            if (!helper[0].style.height || o.forceHelperSize) {
                helper.height(this.currentItem.height());
            }

            return helper;

        },

        _adjustOffsetFromHelper: function (obj) {
            if (typeof obj === "string") {
                obj = obj.split(" ");
            }
            if (Array.isArray(obj)) {
                obj = { left: +obj[0], top: +obj[1] || 0 };
            }
            if ("left" in obj) {
                this.offset.click.left = obj.left + this.margins.left;
            }
            if ("right" in obj) {
                this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
            }
            if ("top" in obj) {
                this.offset.click.top = obj.top + this.margins.top;
            }
            if ("bottom" in obj) {
                this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
            }
        },

        _getParentOffset: function () {

            //Get the offsetParent and cache its position
            this.offsetParent = this.helper.offsetParent();
            var po = this.offsetParent.offset();

            // This is a special case where we need to modify a offset calculated on start, since the
            // following happened:
            // 1. The position of the helper is absolute, so it's position is calculated based on the
            // next positioned parent
            // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't
            // the document, which means that the scroll is included in the initial calculation of the
            // offset of the parent, and never recalculated upon drag
            if (this.cssPosition === "absolute" && this.scrollParent[0] !== this.document[0] &&
                $.contains(this.scrollParent[0], this.offsetParent[0])) {
                po.left += this.scrollParent.scrollLeft();
                po.top += this.scrollParent.scrollTop();
            }

            // This needs to be actually done for all browsers, since pageX/pageY includes
            // this information.
            if (this.offsetParent[0] === this.document[0].body) {
                po = { top: 0, left: 0 };
            }

            return {
                top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"), 10) || 0),
                left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"), 10) || 0)
            };

        },

        _getRelativeOffset: function () {

            if (this.cssPosition === "relative") {
                var p = this.currentItem.position();
                return {
                    top: p.top - (parseInt(this.helper.css("top"), 10) || 0) +
                        this.scrollParent.scrollTop(),
                    left: p.left - (parseInt(this.helper.css("left"), 10) || 0) +
                        this.scrollParent.scrollLeft()
                };
            } else {
                return { top: 0, left: 0 };
            }

        },

        _cacheMargins: function () {
            this.margins = {
                left: (parseInt(this.currentItem.css("marginLeft"), 10) || 0),
                top: (parseInt(this.currentItem.css("marginTop"), 10) || 0)
            };
        },

        _cacheHelperProportions: function () {
            this.helperProportions = {
                width: this.helper.outerWidth(),
                height: this.helper.outerHeight()
            };
        },

        _setContainment: function () {

            var ce, co, over,
                o = this.options;
            if (o.containment === "parent") {
                o.containment = this.helper[0].parentNode;
            }
            if (o.containment === "document" || o.containment === "window") {
                this.containment = [
                    0 - this.offset.relative.left - this.offset.parent.left,
                    0 - this.offset.relative.top - this.offset.parent.top,
                    o.containment === "document" ?
                        this.document.width() :
                        this.window.width() - this.helperProportions.width - this.margins.left,
                    (o.containment === "document" ?
                        (this.document.height() || document.body.parentNode.scrollHeight) :
                        this.window.height() || this.document[0].body.parentNode.scrollHeight
                    ) - this.helperProportions.height - this.margins.top
                ];
            }

            if (!(/^(document|window|parent)$/).test(o.containment)) {
                ce = $(o.containment)[0];
                co = $(o.containment).offset();
                over = ($(ce).css("overflow") !== "hidden");

                this.containment = [
                    co.left + (parseInt($(ce).css("borderLeftWidth"), 10) || 0) +
                    (parseInt($(ce).css("paddingLeft"), 10) || 0) - this.margins.left,
                    co.top + (parseInt($(ce).css("borderTopWidth"), 10) || 0) +
                    (parseInt($(ce).css("paddingTop"), 10) || 0) - this.margins.top,
                    co.left + (over ? Math.max(ce.scrollWidth, ce.offsetWidth) : ce.offsetWidth) -
                    (parseInt($(ce).css("borderLeftWidth"), 10) || 0) -
                    (parseInt($(ce).css("paddingRight"), 10) || 0) -
                    this.helperProportions.width - this.margins.left,
                    co.top + (over ? Math.max(ce.scrollHeight, ce.offsetHeight) : ce.offsetHeight) -
                    (parseInt($(ce).css("borderTopWidth"), 10) || 0) -
                    (parseInt($(ce).css("paddingBottom"), 10) || 0) -
                    this.helperProportions.height - this.margins.top
                ];
            }

        },

        _convertPositionTo: function (d, pos) {

            if (!pos) {
                pos = this.position;
            }
            var mod = d === "absolute" ? 1 : -1,
                scroll = this.cssPosition === "absolute" &&
                    !(this.scrollParent[0] !== this.document[0] &&
                        $.contains(this.scrollParent[0], this.offsetParent[0])) ?
                    this.offsetParent :
                    this.scrollParent,
                scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

            return {
                top: (

                    // The absolute mouse position
                    pos.top +

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.top * mod +

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.top * mod -
                    ((this.cssPosition === "fixed" ?
                        -this.scrollParent.scrollTop() :
                        (scrollIsRootNode ? 0 : scroll.scrollTop())) * mod)
                ),
                left: (

                    // The absolute mouse position
                    pos.left +

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.left * mod +

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.left * mod -
                    ((this.cssPosition === "fixed" ?
                        -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 :
                            scroll.scrollLeft()) * mod)
                )
            };

        },

        _generatePosition: function (event) {

            var top, left,
                o = this.options,
                pageX = event.pageX,
                pageY = event.pageY,
                scroll = this.cssPosition === "absolute" &&
                    !(this.scrollParent[0] !== this.document[0] &&
                        $.contains(this.scrollParent[0], this.offsetParent[0])) ?
                    this.offsetParent :
                    this.scrollParent,
                scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);

            // This is another very weird special case that only happens for relative elements:
            // 1. If the css position is relative
            // 2. and the scroll parent is the document or similar to the offset parent
            // we have to refresh the relative offset during the scroll so there are no jumps
            if (this.cssPosition === "relative" && !(this.scrollParent[0] !== this.document[0] &&
                this.scrollParent[0] !== this.offsetParent[0])) {
                this.offset.relative = this._getRelativeOffset();
            }

            /*
             * - Position constraining -
             * Constrain the position to a mix of grid, containment.
             */

            if (this.originalPosition) { //If we are not dragging yet, we won't check for options

                if (this.containment) {
                    if (event.pageX - this.offset.click.left < this.containment[0]) {
                        pageX = this.containment[0] + this.offset.click.left;
                    }
                    if (event.pageY - this.offset.click.top < this.containment[1]) {
                        pageY = this.containment[1] + this.offset.click.top;
                    }
                    if (event.pageX - this.offset.click.left > this.containment[2]) {
                        pageX = this.containment[2] + this.offset.click.left;
                    }
                    if (event.pageY - this.offset.click.top > this.containment[3]) {
                        pageY = this.containment[3] + this.offset.click.top;
                    }
                }

                if (o.grid) {
                    top = this.originalPageY + Math.round((pageY - this.originalPageY) /
                        o.grid[1]) * o.grid[1];
                    pageY = this.containment ?
                        ((top - this.offset.click.top >= this.containment[1] &&
                            top - this.offset.click.top <= this.containment[3]) ?
                            top :
                            ((top - this.offset.click.top >= this.containment[1]) ?
                                top - o.grid[1] : top + o.grid[1])) :
                        top;

                    left = this.originalPageX + Math.round((pageX - this.originalPageX) /
                        o.grid[0]) * o.grid[0];
                    pageX = this.containment ?
                        ((left - this.offset.click.left >= this.containment[0] &&
                            left - this.offset.click.left <= this.containment[2]) ?
                            left :
                            ((left - this.offset.click.left >= this.containment[0]) ?
                                left - o.grid[0] : left + o.grid[0])) :
                        left;
                }

            }

            return {
                top: (

                    // The absolute mouse position
                    pageY -

                    // Click offset (relative to the element)
                    this.offset.click.top -

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.top -

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.top +
                    ((this.cssPosition === "fixed" ?
                        -this.scrollParent.scrollTop() :
                        (scrollIsRootNode ? 0 : scroll.scrollTop())))
                ),
                left: (

                    // The absolute mouse position
                    pageX -

                    // Click offset (relative to the element)
                    this.offset.click.left -

                    // Only for relative positioned nodes: Relative offset from element to offset parent
                    this.offset.relative.left -

                    // The offsetParent's offset without borders (offset + border)
                    this.offset.parent.left +
                    ((this.cssPosition === "fixed" ?
                        -this.scrollParent.scrollLeft() :
                        scrollIsRootNode ? 0 : scroll.scrollLeft()))
                )
            };

        },

        _rearrange: function (event, i, a, hardRefresh) {

            if (a) {
                a[0].appendChild(this.placeholder[0]);
            } else {
                i.item[0].parentNode.insertBefore(this.placeholder[0],
                    (this.direction === "down" ? i.item[0] : i.item[0].nextSibling));
            }

            //Various things done here to improve the performance:
            // 1. we create a setTimeout, that calls refreshPositions
            // 2. on the instance, we have a counter variable, that get's higher after every append
            // 3. on the local scope, we copy the counter variable, and check in the timeout,
            // if it's still the same
            // 4. this lets only the last addition to the timeout stack through
            this.counter = this.counter ? ++this.counter : 1;
            var counter = this.counter;

            this._delay(function () {
                if (counter === this.counter) {

                    //Precompute after each DOM insertion, NOT on mousemove
                    this.refreshPositions(!hardRefresh);
                }
            });

        },

        _clear: function (event, noPropagation) {

            this.reverting = false;

            // We delay all events that have to be triggered to after the point where the placeholder
            // has been removed and everything else normalized again
            var i,
                delayedTriggers = [];

            // We first have to update the dom position of the actual currentItem
            // Note: don't do it if the current item is already removed (by a user), or it gets
            // reappended (see #4088)
            if (!this._noFinalSort && this.currentItem.parent().length) {
                this.placeholder.before(this.currentItem);
            }
            this._noFinalSort = null;

            if (this.helper[0] === this.currentItem[0]) {
                for (i in this._storedCSS) {
                    if (this._storedCSS[i] === "auto" || this._storedCSS[i] === "static") {
                        this._storedCSS[i] = "";
                    }
                }
                this.currentItem.css(this._storedCSS);
                this._removeClass(this.currentItem, "ui-sortable-helper");
            } else {
                this.currentItem.show();
            }

            if (this.fromOutside && !noPropagation) {
                delayedTriggers.push(function (event) {
                    this._trigger("receive", event, this._uiHash(this.fromOutside));
                });
            }
            if ((this.fromOutside ||
                this.domPosition.prev !==
                this.currentItem.prev().not(".ui-sortable-helper")[0] ||
                this.domPosition.parent !== this.currentItem.parent()[0]) && !noPropagation) {

                // Trigger update callback if the DOM position has changed
                delayedTriggers.push(function (event) {
                    this._trigger("update", event, this._uiHash());
                });
            }

            // Check if the items Container has Changed and trigger appropriate
            // events.
            if (this !== this.currentContainer) {
                if (!noPropagation) {
                    delayedTriggers.push(function (event) {
                        this._trigger("remove", event, this._uiHash());
                    });
                    delayedTriggers.push((function (c) {
                        return function (event) {
                            c._trigger("receive", event, this._uiHash(this));
                        };
                    }).call(this, this.currentContainer));
                    delayedTriggers.push((function (c) {
                        return function (event) {
                            c._trigger("update", event, this._uiHash(this));
                        };
                    }).call(this, this.currentContainer));
                }
            }

            //Post events to containers
            function delayEvent(type, instance, container) {
                return function (event) {
                    container._trigger(type, event, instance._uiHash(instance));
                };
            }
            for (i = this.containers.length - 1; i >= 0; i--) {
                if (!noPropagation) {
                    delayedTriggers.push(delayEvent("deactivate", this, this.containers[i]));
                }
                if (this.containers[i].containerCache.over) {
                    delayedTriggers.push(delayEvent("out", this, this.containers[i]));
                    this.containers[i].containerCache.over = 0;
                }
            }

            //Do what was originally in plugins
            if (this._storedStylesheet) {
                this._storedStylesheet.remove();
                this._storedStylesheet = null;
            }
            if (this._storedOpacity) {
                this.helper.css("opacity", this._storedOpacity);
            }
            if (this._storedZIndex) {
                this.helper.css("zIndex", this._storedZIndex === "auto" ? "" : this._storedZIndex);
            }

            this.dragging = false;

            if (!noPropagation) {
                this._trigger("beforeStop", event, this._uiHash());
            }

            //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately,
            // it unbinds ALL events from the original node!
            this.placeholder[0].parentNode.removeChild(this.placeholder[0]);

            if (!this.cancelHelperRemoval) {
                if (this.helper[0] !== this.currentItem[0]) {
                    this.helper.remove();
                }
                this.helper = null;
            }

            if (!noPropagation) {
                for (i = 0; i < delayedTriggers.length; i++) {

                    // Trigger all delayed events
                    delayedTriggers[i].call(this, event);
                }
                this._trigger("stop", event, this._uiHash());
            }

            this.fromOutside = false;
            return !this.cancelHelperRemoval;

        },

        _trigger: function () {
            if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
                this.cancel();
            }
        },

        _uiHash: function (_inst) {
            var inst = _inst || this;
            return {
                helper: inst.helper,
                placeholder: inst.placeholder || $([]),
                position: inst.position,
                originalPosition: inst.originalPosition,
                offset: inst.positionAbs,
                item: inst.currentItem,
                sender: _inst ? _inst.element : null
            };
        }

    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Accordion
    //>>group: Widgets
    /* eslint-disable max-len */
    //>>description: Displays collapsible content panels for presenting information in a limited amount of space.
    /* eslint-enable max-len */
    //>>docs: https://api.jqueryui.com/accordion/
    //>>demos: https://jqueryui.com/accordion/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/accordion.css
    //>>css.theme: ../../themes/base/theme.css


    var widgetsAccordion = $.widget("ui.accordion", {
        options: {
            active: 0,
            animate: {},
            classes: {
                "ui-accordion-header": "ui-corner-top",
                "ui-accordion-header-collapsed": "ui-corner-all",
                "ui-accordion-content": "ui-corner-bottom"
            },
            collapsible: false,
            event: "click",
            header: function (elem) {
                return elem
                    .find("> li > :first-child")
                    .add(
                        elem.find("> :not(li)")

                            // Support: jQuery <3.5 only
                            // We could use `.even()` but that's unavailable in older jQuery.
                            .filter(function (i) {
                                return i % 2 === 0;
                            })
                    );
            },
            heightStyle: "auto",
            icons: {
                activeHeader: "ui-icon-triangle-1-s",
                header: "ui-icon-triangle-1-e"
            },

            // Callbacks
            activate: null,
            beforeActivate: null
        },

        hideProps: {
            borderTopWidth: "hide",
            borderBottomWidth: "hide",
            paddingTop: "hide",
            paddingBottom: "hide",
            height: "hide"
        },

        showProps: {
            borderTopWidth: "show",
            borderBottomWidth: "show",
            paddingTop: "show",
            paddingBottom: "show",
            height: "show"
        },

        _create: function () {
            var options = this.options;

            this.prevShow = this.prevHide = $();
            this._addClass("ui-accordion", "ui-widget ui-helper-reset");
            this.element.attr("role", "tablist");

            // Don't allow collapsible: false and active: false / null
            if (!options.collapsible && (options.active === false || options.active == null)) {
                options.active = 0;
            }

            this._processPanels();

            // handle negative values
            if (options.active < 0) {
                options.active += this.headers.length;
            }
            this._refresh();
        },

        _getCreateEventData: function () {
            return {
                header: this.active,
                panel: !this.active.length ? $() : this.active.next()
            };
        },

        _createIcons: function () {
            var icon, children,
                icons = this.options.icons;

            if (icons) {
                icon = $("<span>");
                this._addClass(icon, "ui-accordion-header-icon", "ui-icon " + icons.header);
                icon.prependTo(this.headers);
                children = this.active.children(".ui-accordion-header-icon");
                this._removeClass(children, icons.header)
                    ._addClass(children, null, icons.activeHeader)
                    ._addClass(this.headers, "ui-accordion-icons");
            }
        },

        _destroyIcons: function () {
            this._removeClass(this.headers, "ui-accordion-icons");
            this.headers.children(".ui-accordion-header-icon").remove();
        },

        _destroy: function () {
            var contents;

            // Clean up main element
            this.element.removeAttr("role");

            // Clean up headers
            this.headers
                .removeAttr("role aria-expanded aria-selected aria-controls tabIndex")
                .removeUniqueId();

            this._destroyIcons();

            // Clean up content panels
            contents = this.headers.next()
                .css("display", "")
                .removeAttr("role aria-hidden aria-labelledby")
                .removeUniqueId();

            if (this.options.heightStyle !== "content") {
                contents.css("height", "");
            }
        },

        _setOption: function (key, value) {
            if (key === "active") {

                // _activate() will handle invalid values and update this.options
                this._activate(value);
                return;
            }

            if (key === "event") {
                if (this.options.event) {
                    this._off(this.headers, this.options.event);
                }
                this._setupEvents(value);
            }

            this._super(key, value);

            // Setting collapsible: false while collapsed; open first panel
            if (key === "collapsible" && !value && this.options.active === false) {
                this._activate(0);
            }

            if (key === "icons") {
                this._destroyIcons();
                if (value) {
                    this._createIcons();
                }
            }
        },

        _setOptionDisabled: function (value) {
            this._super(value);

            this.element.attr("aria-disabled", value);
            this._toggleClass(null, "ui-state-disabled", !!value);
        },

        _keydown: function (event) {
            if (event.altKey || event.ctrlKey) {
                return;
            }

            var keyCode = $.ui.keyCode,
                length = this.headers.length,
                currentIndex = this.headers.index(event.target),
                toFocus = false;

            switch (event.keyCode) {
                case keyCode.RIGHT:
                case keyCode.DOWN:
                    toFocus = this.headers[(currentIndex + 1) % length];
                    break;
                case keyCode.LEFT:
                case keyCode.UP:
                    toFocus = this.headers[(currentIndex - 1 + length) % length];
                    break;
                case keyCode.SPACE:
                case keyCode.ENTER:
                    this._eventHandler(event);
                    break;
                case keyCode.HOME:
                    toFocus = this.headers[0];
                    break;
                case keyCode.END:
                    toFocus = this.headers[length - 1];
                    break;
            }

            if (toFocus) {
                $(event.target).attr("tabIndex", -1);
                $(toFocus).attr("tabIndex", 0);
                $(toFocus).trigger("focus");
                event.preventDefault();
            }
        },

        _panelKeyDown: function (event) {
            if (event.keyCode === $.ui.keyCode.UP && event.ctrlKey) {
                $(event.currentTarget).prev().trigger("focus");
            }
        },

        refresh: function () {
            var options = this.options;
            this._processPanels();

            // Was collapsed or no panel
            if ((options.active === false && options.collapsible === true) ||
                !this.headers.length) {
                options.active = false;
                this.active = $();

                // active false only when collapsible is true
            } else if (options.active === false) {
                this._activate(0);

                // was active, but active panel is gone
            } else if (this.active.length && !$.contains(this.element[0], this.active[0])) {

                // all remaining panel are disabled
                if (this.headers.length === this.headers.find(".ui-state-disabled").length) {
                    options.active = false;
                    this.active = $();

                    // activate previous panel
                } else {
                    this._activate(Math.max(0, options.active - 1));
                }

                // was active, active panel still exists
            } else {

                // make sure active index is correct
                options.active = this.headers.index(this.active);
            }

            this._destroyIcons();

            this._refresh();
        },

        _processPanels: function () {
            var prevHeaders = this.headers,
                prevPanels = this.panels;

            if (typeof this.options.header === "function") {
                this.headers = this.options.header(this.element);
            } else {
                this.headers = this.element.find(this.options.header);
            }
            this._addClass(this.headers, "ui-accordion-header ui-accordion-header-collapsed",
                "ui-state-default");

            this.panels = this.headers.next().filter(":not(.ui-accordion-content-active)").hide();
            this._addClass(this.panels, "ui-accordion-content", "ui-helper-reset ui-widget-content");

            // Avoid memory leaks (#10056)
            if (prevPanels) {
                this._off(prevHeaders.not(this.headers));
                this._off(prevPanels.not(this.panels));
            }
        },

        _refresh: function () {
            var maxHeight,
                options = this.options,
                heightStyle = options.heightStyle,
                parent = this.element.parent();

            this.active = this._findActive(options.active);
            this._addClass(this.active, "ui-accordion-header-active", "ui-state-active")
                ._removeClass(this.active, "ui-accordion-header-collapsed");
            this._addClass(this.active.next(), "ui-accordion-content-active");
            this.active.next().show();

            this.headers
                .attr("role", "tab")
                .each(function () {
                    var header = $(this),
                        headerId = header.uniqueId().attr("id"),
                        panel = header.next(),
                        panelId = panel.uniqueId().attr("id");
                    header.attr("aria-controls", panelId);
                    panel.attr("aria-labelledby", headerId);
                })
                .next()
                .attr("role", "tabpanel");

            this.headers
                .not(this.active)
                .attr({
                    "aria-selected": "false",
                    "aria-expanded": "false",
                    tabIndex: -1
                })
                .next()
                .attr({
                    "aria-hidden": "true"
                })
                .hide();

            // Make sure at least one header is in the tab order
            if (!this.active.length) {
                this.headers.eq(0).attr("tabIndex", 0);
            } else {
                this.active.attr({
                    "aria-selected": "true",
                    "aria-expanded": "true",
                    tabIndex: 0
                })
                    .next()
                    .attr({
                        "aria-hidden": "false"
                    });
            }

            this._createIcons();

            this._setupEvents(options.event);

            if (heightStyle === "fill") {
                maxHeight = parent.height();
                this.element.siblings(":visible").each(function () {
                    var elem = $(this),
                        position = elem.css("position");

                    if (position === "absolute" || position === "fixed") {
                        return;
                    }
                    maxHeight -= elem.outerHeight(true);
                });

                this.headers.each(function () {
                    maxHeight -= $(this).outerHeight(true);
                });

                this.headers.next()
                    .each(function () {
                        $(this).height(Math.max(0, maxHeight -
                            $(this).innerHeight() + $(this).height()));
                    })
                    .css("overflow", "auto");
            } else if (heightStyle === "auto") {
                maxHeight = 0;
                this.headers.next()
                    .each(function () {
                        var isVisible = $(this).is(":visible");
                        if (!isVisible) {
                            $(this).show();
                        }
                        maxHeight = Math.max(maxHeight, $(this).css("height", "").height());
                        if (!isVisible) {
                            $(this).hide();
                        }
                    })
                    .height(maxHeight);
            }
        },

        _activate: function (index) {
            var active = this._findActive(index)[0];

            // Trying to activate the already active panel
            if (active === this.active[0]) {
                return;
            }

            // Trying to collapse, simulate a click on the currently active header
            active = active || this.active[0];

            this._eventHandler({
                target: active,
                currentTarget: active,
                preventDefault: $.noop
            });
        },

        _findActive: function (selector) {
            return typeof selector === "number" ? this.headers.eq(selector) : $();
        },

        _setupEvents: function (event) {
            var events = {
                keydown: "_keydown"
            };
            if (event) {
                $.each(event.split(" "), function (index, eventName) {
                    events[eventName] = "_eventHandler";
                });
            }

            this._off(this.headers.add(this.headers.next()));
            this._on(this.headers, events);
            this._on(this.headers.next(), { keydown: "_panelKeyDown" });
            this._hoverable(this.headers);
            this._focusable(this.headers);
        },

        _eventHandler: function (event) {
            var activeChildren, clickedChildren,
                options = this.options,
                active = this.active,
                clicked = $(event.currentTarget),
                clickedIsActive = clicked[0] === active[0],
                collapsing = clickedIsActive && options.collapsible,
                toShow = collapsing ? $() : clicked.next(),
                toHide = active.next(),
                eventData = {
                    oldHeader: active,
                    oldPanel: toHide,
                    newHeader: collapsing ? $() : clicked,
                    newPanel: toShow
                };

            event.preventDefault();

            if (

                // click on active header, but not collapsible
                (clickedIsActive && !options.collapsible) ||

                // allow canceling activation
                (this._trigger("beforeActivate", event, eventData) === false)) {
                return;
            }

            options.active = collapsing ? false : this.headers.index(clicked);

            // When the call to ._toggle() comes after the class changes
            // it causes a very odd bug in IE 8 (see #6720)
            this.active = clickedIsActive ? $() : clicked;
            this._toggle(eventData);

            // Switch classes
            // corner classes on the previously active header stay after the animation
            this._removeClass(active, "ui-accordion-header-active", "ui-state-active");
            if (options.icons) {
                activeChildren = active.children(".ui-accordion-header-icon");
                this._removeClass(activeChildren, null, options.icons.activeHeader)
                    ._addClass(activeChildren, null, options.icons.header);
            }

            if (!clickedIsActive) {
                this._removeClass(clicked, "ui-accordion-header-collapsed")
                    ._addClass(clicked, "ui-accordion-header-active", "ui-state-active");
                if (options.icons) {
                    clickedChildren = clicked.children(".ui-accordion-header-icon");
                    this._removeClass(clickedChildren, null, options.icons.header)
                        ._addClass(clickedChildren, null, options.icons.activeHeader);
                }

                this._addClass(clicked.next(), "ui-accordion-content-active");
            }
        },

        _toggle: function (data) {
            var toShow = data.newPanel,
                toHide = this.prevShow.length ? this.prevShow : data.oldPanel;

            // Handle activating a panel during the animation for another activation
            this.prevShow.add(this.prevHide).stop(true, true);
            this.prevShow = toShow;
            this.prevHide = toHide;

            if (this.options.animate) {
                this._animate(toShow, toHide, data);
            } else {
                toHide.hide();
                toShow.show();
                this._toggleComplete(data);
            }

            toHide.attr({
                "aria-hidden": "true"
            });
            toHide.prev().attr({
                "aria-selected": "false",
                "aria-expanded": "false"
            });

            // if we're switching panels, remove the old header from the tab order
            // if we're opening from collapsed state, remove the previous header from the tab order
            // if we're collapsing, then keep the collapsing header in the tab order
            if (toShow.length && toHide.length) {
                toHide.prev().attr({
                    "tabIndex": -1,
                    "aria-expanded": "false"
                });
            } else if (toShow.length) {
                this.headers.filter(function () {
                    return parseInt($(this).attr("tabIndex"), 10) === 0;
                })
                    .attr("tabIndex", -1);
            }

            toShow
                .attr("aria-hidden", "false")
                .prev()
                .attr({
                    "aria-selected": "true",
                    "aria-expanded": "true",
                    tabIndex: 0
                });
        },

        _animate: function (toShow, toHide, data) {
            var total, easing, duration,
                that = this,
                adjust = 0,
                boxSizing = toShow.css("box-sizing"),
                down = toShow.length &&
                    (!toHide.length || (toShow.index() < toHide.index())),
                animate = this.options.animate || {},
                options = down && animate.down || animate,
                complete = function () {
                    that._toggleComplete(data);
                };

            if (typeof options === "number") {
                duration = options;
            }
            if (typeof options === "string") {
                easing = options;
            }

            // fall back from options to animation in case of partial down settings
            easing = easing || options.easing || animate.easing;
            duration = duration || options.duration || animate.duration;

            if (!toHide.length) {
                return toShow.animate(this.showProps, duration, easing, complete);
            }
            if (!toShow.length) {
                return toHide.animate(this.hideProps, duration, easing, complete);
            }

            total = toShow.show().outerHeight();
            toHide.animate(this.hideProps, {
                duration: duration,
                easing: easing,
                step: function (now, fx) {
                    fx.now = Math.round(now);
                }
            });
            toShow
                .hide()
                .animate(this.showProps, {
                    duration: duration,
                    easing: easing,
                    complete: complete,
                    step: function (now, fx) {
                        fx.now = Math.round(now);
                        if (fx.prop !== "height") {
                            if (boxSizing === "content-box") {
                                adjust += fx.now;
                            }
                        } else if (that.options.heightStyle !== "content") {
                            fx.now = Math.round(total - toHide.outerHeight() - adjust);
                            adjust = 0;
                        }
                    }
                });
        },

        _toggleComplete: function (data) {
            var toHide = data.oldPanel,
                prev = toHide.prev();

            this._removeClass(toHide, "ui-accordion-content-active");
            this._removeClass(prev, "ui-accordion-header-active")
                ._addClass(prev, "ui-accordion-header-collapsed");

            this._trigger("activate", null, data);
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Controlgroup
    //>>group: Widgets
    //>>description: Visually groups form control widgets
    //>>docs: https://api.jqueryui.com/controlgroup/
    //>>demos: https://jqueryui.com/controlgroup/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/controlgroup.css
    //>>css.theme: ../../themes/base/theme.css


    var controlgroupCornerRegex = /ui-corner-([a-z]){2,6}/g;

    var widgetsControlgroup = $.widget("ui.controlgroup", {
        defaultElement: "<div>",
        options: {
            direction: "horizontal",
            disabled: null,
            onlyVisible: true,
            items: {
                "button": "input[type=button], input[type=submit], input[type=reset], button, a",
                "controlgroupLabel": ".ui-controlgroup-label",
                "checkboxradio": "input[type='checkbox'], input[type='radio']",
                "selectmenu": "select",
                "spinner": ".ui-spinner-input"
            }
        },

        _create: function () {
            this._enhance();
        },

        // To support the enhanced option in jQuery Mobile, we isolate DOM manipulation
        _enhance: function () {
            this.element.attr("role", "toolbar");
            this.refresh();
        },

        _destroy: function () {
            this._callChildMethod("destroy");
            this.childWidgets.removeData("ui-controlgroup-data");
            this.element.removeAttr("role");
            if (this.options.items.controlgroupLabel) {
                this.element
                    .find(this.options.items.controlgroupLabel)
                    .find(".ui-controlgroup-label-contents")
                    .contents().unwrap();
            }
        },

        _initWidgets: function () {
            var that = this,
                childWidgets = [];

            // First we iterate over each of the items options
            $.each(this.options.items, function (widget, selector) {
                var labels;
                var options = {};

                // Make sure the widget has a selector set
                if (!selector) {
                    return;
                }

                if (widget === "controlgroupLabel") {
                    labels = that.element.find(selector);
                    labels.each(function () {
                        var element = $(this);

                        if (element.children(".ui-controlgroup-label-contents").length) {
                            return;
                        }
                        element.contents()
                            .wrapAll("<span class='ui-controlgroup-label-contents'></span>");
                    });
                    that._addClass(labels, null, "ui-widget ui-widget-content ui-state-default");
                    childWidgets = childWidgets.concat(labels.get());
                    return;
                }

                // Make sure the widget actually exists
                if (!$.fn[widget]) {
                    return;
                }

                // We assume everything is in the middle to start because we can't determine
                // first / last elements until all enhancments are done.
                if (that["_" + widget + "Options"]) {
                    options = that["_" + widget + "Options"]("middle");
                } else {
                    options = { classes: {} };
                }

                // Find instances of this widget inside controlgroup and init them
                that.element
                    .find(selector)
                    .each(function () {
                        var element = $(this);
                        var instance = element[widget]("instance");

                        // We need to clone the default options for this type of widget to avoid
                        // polluting the variable options which has a wider scope than a single widget.
                        var instanceOptions = $.widget.extend({}, options);

                        // If the button is the child of a spinner ignore it
                        // TODO: Find a more generic solution
                        if (widget === "button" && element.parent(".ui-spinner").length) {
                            return;
                        }

                        // Create the widget if it doesn't exist
                        if (!instance) {
                            instance = element[widget]()[widget]("instance");
                        }
                        if (instance) {
                            instanceOptions.classes =
                                that._resolveClassesValues(instanceOptions.classes, instance);
                        }
                        element[widget](instanceOptions);

                        // Store an instance of the controlgroup to be able to reference
                        // from the outermost element for changing options and refresh
                        var widgetElement = element[widget]("widget");
                        $.data(widgetElement[0], "ui-controlgroup-data",
                            instance ? instance : element[widget]("instance"));

                        childWidgets.push(widgetElement[0]);
                    });
            });

            this.childWidgets = $($.uniqueSort(childWidgets));
            this._addClass(this.childWidgets, "ui-controlgroup-item");
        },

        _callChildMethod: function (method) {
            this.childWidgets.each(function () {
                var element = $(this),
                    data = element.data("ui-controlgroup-data");
                if (data && data[method]) {
                    data[method]();
                }
            });
        },

        _updateCornerClass: function (element, position) {
            var remove = "ui-corner-top ui-corner-bottom ui-corner-left ui-corner-right ui-corner-all";
            var add = this._buildSimpleOptions(position, "label").classes.label;

            this._removeClass(element, null, remove);
            this._addClass(element, null, add);
        },

        _buildSimpleOptions: function (position, key) {
            var direction = this.options.direction === "vertical";
            var result = {
                classes: {}
            };
            result.classes[key] = {
                "middle": "",
                "first": "ui-corner-" + (direction ? "top" : "left"),
                "last": "ui-corner-" + (direction ? "bottom" : "right"),
                "only": "ui-corner-all"
            }[position];

            return result;
        },

        _spinnerOptions: function (position) {
            var options = this._buildSimpleOptions(position, "ui-spinner");

            options.classes["ui-spinner-up"] = "";
            options.classes["ui-spinner-down"] = "";

            return options;
        },

        _buttonOptions: function (position) {
            return this._buildSimpleOptions(position, "ui-button");
        },

        _checkboxradioOptions: function (position) {
            return this._buildSimpleOptions(position, "ui-checkboxradio-label");
        },

        _selectmenuOptions: function (position) {
            var direction = this.options.direction === "vertical";
            return {
                width: direction ? "auto" : false,
                classes: {
                    middle: {
                        "ui-selectmenu-button-open": "",
                        "ui-selectmenu-button-closed": ""
                    },
                    first: {
                        "ui-selectmenu-button-open": "ui-corner-" + (direction ? "top" : "tl"),
                        "ui-selectmenu-button-closed": "ui-corner-" + (direction ? "top" : "left")
                    },
                    last: {
                        "ui-selectmenu-button-open": direction ? "" : "ui-corner-tr",
                        "ui-selectmenu-button-closed": "ui-corner-" + (direction ? "bottom" : "right")
                    },
                    only: {
                        "ui-selectmenu-button-open": "ui-corner-top",
                        "ui-selectmenu-button-closed": "ui-corner-all"
                    }

                }[position]
            };
        },

        _resolveClassesValues: function (classes, instance) {
            var result = {};
            $.each(classes, function (key) {
                var current = instance.options.classes[key] || "";
                current = String.prototype.trim.call(current.replace(controlgroupCornerRegex, ""));
                result[key] = (current + " " + classes[key]).replace(/\s+/g, " ");
            });
            return result;
        },

        _setOption: function (key, value) {
            if (key === "direction") {
                this._removeClass("ui-controlgroup-" + this.options.direction);
            }

            this._super(key, value);
            if (key === "disabled") {
                this._callChildMethod(value ? "disable" : "enable");
                return;
            }

            this.refresh();
        },

        refresh: function () {
            var children,
                that = this;

            this._addClass("ui-controlgroup ui-controlgroup-" + this.options.direction);

            if (this.options.direction === "horizontal") {
                this._addClass(null, "ui-helper-clearfix");
            }
            this._initWidgets();

            children = this.childWidgets;

            // We filter here because we need to track all childWidgets not just the visible ones
            if (this.options.onlyVisible) {
                children = children.filter(":visible");
            }

            if (children.length) {

                // We do this last because we need to make sure all enhancment is done
                // before determining first and last
                $.each(["first", "last"], function (index, value) {
                    var instance = children[value]().data("ui-controlgroup-data");

                    if (instance && that["_" + instance.widgetName + "Options"]) {
                        var options = that["_" + instance.widgetName + "Options"](
                            children.length === 1 ? "only" : value
                        );
                        options.classes = that._resolveClassesValues(options.classes, instance);
                        instance.element[instance.widgetName](options);
                    } else {
                        that._updateCornerClass(children[value](), value);
                    }
                });

                // Finally call the refresh method on each of the child widgets.
                this._callChildMethod("refresh");
            }
        }
    });

    /* eslint-disable max-len, camelcase */
    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Datepicker
    //>>group: Widgets
    //>>description: Displays a calendar from an input or inline for selecting dates.
    //>>docs: https://api.jqueryui.com/datepicker/
    //>>demos: https://jqueryui.com/datepicker/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/datepicker.css
    //>>css.theme: ../../themes/base/theme.css


    $.extend($.ui, { datepicker: {} });

    var datepicker_instActive;

    function datepicker_getZindex(elem) {
        var position, value;
        while (elem.length && elem[0] !== document) {

            // Ignore z-index if position is set to a value where z-index is ignored by the browser
            // This makes behavior of this function consistent across browsers
            // WebKit always returns auto if the element is positioned
            position = elem.css("position");
            if (position === "absolute" || position === "relative" || position === "fixed") {

                // IE returns 0 when zIndex is not specified
                // other browsers return a string
                // we ignore the case of nested elements with an explicit value of 0
                // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
                value = parseInt(elem.css("zIndex"), 10);
                if (!isNaN(value) && value !== 0) {
                    return value;
                }
            }
            elem = elem.parent();
        }

        return 0;
    }

    /* Date picker manager.
       Use the singleton instance of this class, $.datepicker, to interact with the date picker.
       Settings for (groups of) date pickers are maintained in an instance object,
       allowing multiple different settings on the same page. */

    function Datepicker() {
        this._curInst = null; // The current instance in use
        this._keyEvent = false; // If the last event was a key event
        this._disabledInputs = []; // List of date picker inputs that have been disabled
        this._datepickerShowing = false; // True if the popup picker is showing , false if not
        this._inDialog = false; // True if showing within a "dialog", false if not
        this._mainDivId = "ui-datepicker-div"; // The ID of the main datepicker division
        this._inlineClass = "ui-datepicker-inline"; // The name of the inline marker class
        this._appendClass = "ui-datepicker-append"; // The name of the append marker class
        this._triggerClass = "ui-datepicker-trigger"; // The name of the trigger marker class
        this._dialogClass = "ui-datepicker-dialog"; // The name of the dialog marker class
        this._disableClass = "ui-datepicker-disabled"; // The name of the disabled covering marker class
        this._unselectableClass = "ui-datepicker-unselectable"; // The name of the unselectable cell marker class
        this._currentClass = "ui-datepicker-current-day"; // The name of the current day marker class
        this._dayOverClass = "ui-datepicker-days-cell-over"; // The name of the day hover marker class
        this.regional = []; // Available regional settings, indexed by language code
        this.regional[""] = { // Default regional settings
            closeText: "Done", // Display text for close link
            prevText: "Prev", // Display text for previous month link
            nextText: "Next", // Display text for next month link
            currentText: "Today", // Display text for current month link
            monthNames: ["January", "February", "March", "April", "May", "June",
                "July", "August", "September", "October", "November", "December"], // Names of months for drop-down and formatting
            monthNamesShort: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"], // For formatting
            dayNames: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"], // For formatting
            dayNamesShort: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"], // For formatting
            dayNamesMin: ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"], // Column headings for days starting at Sunday
            weekHeader: "Wk", // Column header for week of the year
            dateFormat: "mm/dd/yy", // See format options on parseDate
            firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
            isRTL: false, // True if right-to-left language, false if left-to-right
            showMonthAfterYear: false, // True if the year select precedes month, false for month then year
            yearSuffix: "", // Additional text to append to the year in the month headers,
            selectMonthLabel: "Select month", // Invisible label for month selector
            selectYearLabel: "Select year" // Invisible label for year selector
        };
        this._defaults = { // Global defaults for all the date picker instances
            showOn: "focus", // "focus" for popup on focus,
            // "button" for trigger button, or "both" for either
            showAnim: "fadeIn", // Name of jQuery animation for popup
            showOptions: {}, // Options for enhanced animations
            defaultDate: null, // Used when field is blank: actual date,
            // +/-number for offset from today, null for today
            appendText: "", // Display text following the input box, e.g. showing the format
            buttonText: "...", // Text for trigger button
            buttonImage: "", // URL for trigger button image
            buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
            hideIfNoPrevNext: false, // True to hide next/previous month links
            // if not applicable, false to just disable them
            navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
            gotoCurrent: false, // True if today link goes back to current selection instead
            changeMonth: false, // True if month can be selected directly, false if only prev/next
            changeYear: false, // True if year can be selected directly, false if only prev/next
            yearRange: "c-10:c+10", // Range of years to display in drop-down,
            // either relative to today's year (-nn:+nn), relative to currently displayed year
            // (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
            showOtherMonths: false, // True to show dates in other months, false to leave blank
            selectOtherMonths: false, // True to allow selection of dates in other months, false for unselectable
            showWeek: false, // True to show week of the year, false to not show it
            calculateWeek: this.iso8601Week, // How to calculate the week of the year,
            // takes a Date and returns the number of the week for it
            shortYearCutoff: "+10", // Short year values < this are in the current century,
            // > this are in the previous century,
            // string value starting with "+" for current year + value
            minDate: null, // The earliest selectable date, or null for no limit
            maxDate: null, // The latest selectable date, or null for no limit
            duration: "fast", // Duration of display/closure
            beforeShowDay: null, // Function that takes a date and returns an array with
            // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or "",
            // [2] = cell title (optional), e.g. $.datepicker.noWeekends
            beforeShow: null, // Function that takes an input field and
            // returns a set of custom settings for the date picker
            onSelect: null, // Define a callback function when a date is selected
            onChangeMonthYear: null, // Define a callback function when the month or year is changed
            onClose: null, // Define a callback function when the datepicker is closed
            onUpdateDatepicker: null, // Define a callback function when the datepicker is updated
            numberOfMonths: 1, // Number of months to show at a time
            showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0)
            stepMonths: 1, // Number of months to step back/forward
            stepBigMonths: 12, // Number of months to step back/forward for the big links
            altField: "", // Selector for an alternate field to store selected dates into
            altFormat: "", // The date format to use for the alternate field
            constrainInput: true, // The input is constrained by the current date format
            showButtonPanel: false, // True to show button panel, false to not show it
            autoSize: false, // True to size the input for the date format, false to leave as is
            disabled: false // The initial disabled state
        };
        $.extend(this._defaults, this.regional[""]);
        this.regional.en = $.extend(true, {}, this.regional[""]);
        this.regional["en-US"] = $.extend(true, {}, this.regional.en);
        this.dpDiv = datepicker_bindHover($("<div id='" + this._mainDivId + "' class='ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all'></div>"));
    }

    $.extend(Datepicker.prototype, {

        /* Class name added to elements to indicate already configured with a date picker. */
        markerClassName: "hasDatepicker",

        //Keep track of the maximum number of rows displayed (see #7043)
        maxRows: 4,

        // TODO rename to "widget" when switching to widget factory
        _widgetDatepicker: function () {
            return this.dpDiv;
        },

        /* Override the default settings for all instances of the date picker.
         * @param  settings  object - the new settings to use as defaults (anonymous object)
         * @return the manager object
         */
        setDefaults: function (settings) {
            datepicker_extendRemove(this._defaults, settings || {});
            return this;
        },

        /* Attach the date picker to a jQuery selection.
         * @param  target	element - the target input field or division or span
         * @param  settings  object - the new settings to use for this date picker instance (anonymous)
         */
        _attachDatepicker: function (target, settings) {
            var nodeName, inline, inst;
            nodeName = target.nodeName.toLowerCase();
            inline = (nodeName === "div" || nodeName === "span");
            if (!target.id) {
                this.uuid += 1;
                target.id = "dp" + this.uuid;
            }
            inst = this._newInst($(target), inline);
            inst.settings = $.extend({}, settings || {});
            if (nodeName === "input") {
                this._connectDatepicker(target, inst);
            } else if (inline) {
                this._inlineDatepicker(target, inst);
            }
        },

        /* Create a new instance object. */
        _newInst: function (target, inline) {
            var id = target[0].id.replace(/([^A-Za-z0-9_\-])/g, "\\\\$1"); // escape jQuery meta chars
            return {
                id: id, input: target, // associated target
                selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
                drawMonth: 0, drawYear: 0, // month being drawn
                inline: inline, // is datepicker inline or not
                dpDiv: (!inline ? this.dpDiv : // presentation div
                    datepicker_bindHover($("<div class='" + this._inlineClass + " ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all'></div>")))
            };
        },

        /* Attach the date picker to an input field. */
        _connectDatepicker: function (target, inst) {
            var input = $(target);
            inst.append = $([]);
            inst.trigger = $([]);
            if (input.hasClass(this.markerClassName)) {
                return;
            }
            this._attachments(input, inst);
            input.addClass(this.markerClassName).on("keydown", this._doKeyDown).
                on("keypress", this._doKeyPress).on("keyup", this._doKeyUp);
            this._autoSize(inst);
            $.data(target, "datepicker", inst);

            //If disabled option is true, disable the datepicker once it has been attached to the input (see ticket #5665)
            if (inst.settings.disabled) {
                this._disableDatepicker(target);
            }
        },

        /* Make attachments based on settings. */
        _attachments: function (input, inst) {
            var showOn, buttonText, buttonImage,
                appendText = this._get(inst, "appendText"),
                isRTL = this._get(inst, "isRTL");

            if (inst.append) {
                inst.append.remove();
            }
            if (appendText) {
                inst.append = $("<span>")
                    .addClass(this._appendClass)
                    .text(appendText);
                input[isRTL ? "before" : "after"](inst.append);
            }

            input.off("focus", this._showDatepicker);

            if (inst.trigger) {
                inst.trigger.remove();
            }

            showOn = this._get(inst, "showOn");
            if (showOn === "focus" || showOn === "both") { // pop-up date picker when in the marked field
                input.on("focus", this._showDatepicker);
            }
            if (showOn === "button" || showOn === "both") { // pop-up date picker when button clicked
                buttonText = this._get(inst, "buttonText");
                buttonImage = this._get(inst, "buttonImage");

                if (this._get(inst, "buttonImageOnly")) {
                    inst.trigger = $("<img>")
                        .addClass(this._triggerClass)
                        .attr({
                            src: buttonImage,
                            alt: buttonText,
                            title: buttonText
                        });
                } else {
                    inst.trigger = $("<button type='button'>")
                        .addClass(this._triggerClass);
                    if (buttonImage) {
                        inst.trigger.html(
                            $("<img>")
                                .attr({
                                    src: buttonImage,
                                    alt: buttonText,
                                    title: buttonText
                                })
                        );
                    } else {
                        inst.trigger.text(buttonText);
                    }
                }

                input[isRTL ? "before" : "after"](inst.trigger);
                inst.trigger.on("click", function () {
                    if ($.datepicker._datepickerShowing && $.datepicker._lastInput === input[0]) {
                        $.datepicker._hideDatepicker();
                    } else if ($.datepicker._datepickerShowing && $.datepicker._lastInput !== input[0]) {
                        $.datepicker._hideDatepicker();
                        $.datepicker._showDatepicker(input[0]);
                    } else {
                        $.datepicker._showDatepicker(input[0]);
                    }
                    return false;
                });
            }
        },

        /* Apply the maximum length for the date format. */
        _autoSize: function (inst) {
            if (this._get(inst, "autoSize") && !inst.inline) {
                var findMax, max, maxI, i,
                    date = new Date(2009, 12 - 1, 20), // Ensure double digits
                    dateFormat = this._get(inst, "dateFormat");

                if (dateFormat.match(/[DM]/)) {
                    findMax = function (names) {
                        max = 0;
                        maxI = 0;
                        for (i = 0; i < names.length; i++) {
                            if (names[i].length > max) {
                                max = names[i].length;
                                maxI = i;
                            }
                        }
                        return maxI;
                    };
                    date.setMonth(findMax(this._get(inst, (dateFormat.match(/MM/) ?
                        "monthNames" : "monthNamesShort"))));
                    date.setDate(findMax(this._get(inst, (dateFormat.match(/DD/) ?
                        "dayNames" : "dayNamesShort"))) + 20 - date.getDay());
                }
                inst.input.attr("size", this._formatDate(inst, date).length);
            }
        },

        /* Attach an inline date picker to a div. */
        _inlineDatepicker: function (target, inst) {
            var divSpan = $(target);
            if (divSpan.hasClass(this.markerClassName)) {
                return;
            }
            divSpan.addClass(this.markerClassName).append(inst.dpDiv);
            $.data(target, "datepicker", inst);
            this._setDate(inst, this._getDefaultDate(inst), true);
            this._updateDatepicker(inst);
            this._updateAlternate(inst);

            //If disabled option is true, disable the datepicker before showing it (see ticket #5665)
            if (inst.settings.disabled) {
                this._disableDatepicker(target);
            }

            // Set display:block in place of inst.dpDiv.show() which won't work on disconnected elements
            // https://bugs.jqueryui.com/ticket/7552 - A Datepicker created on a detached div has zero height
            inst.dpDiv.css("display", "block");
        },

        /* Pop-up the date picker in a "dialog" box.
         * @param  input element - ignored
         * @param  date	string or Date - the initial date to display
         * @param  onSelect  function - the function to call when a date is selected
         * @param  settings  object - update the dialog date picker instance's settings (anonymous object)
         * @param  pos int[2] - coordinates for the dialog's position within the screen or
         *					event - with x/y coordinates or
         *					leave empty for default (screen centre)
         * @return the manager object
         */
        _dialogDatepicker: function (input, date, onSelect, settings, pos) {
            var id, browserWidth, browserHeight, scrollX, scrollY,
                inst = this._dialogInst; // internal instance

            if (!inst) {
                this.uuid += 1;
                id = "dp" + this.uuid;
                this._dialogInput = $("<input type='text' id='" + id +
                    "' style='position: absolute; top: -100px; width: 0px;'/>");
                this._dialogInput.on("keydown", this._doKeyDown);
                $("body").append(this._dialogInput);
                inst = this._dialogInst = this._newInst(this._dialogInput, false);
                inst.settings = {};
                $.data(this._dialogInput[0], "datepicker", inst);
            }
            datepicker_extendRemove(inst.settings, settings || {});
            date = (date && date.constructor === Date ? this._formatDate(inst, date) : date);
            this._dialogInput.val(date);

            this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
            if (!this._pos) {
                browserWidth = document.documentElement.clientWidth;
                browserHeight = document.documentElement.clientHeight;
                scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
                scrollY = document.documentElement.scrollTop || document.body.scrollTop;
                this._pos = // should use actual width/height below
                    [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
            }

            // Move input on screen for focus, but hidden behind dialog
            this._dialogInput.css("left", (this._pos[0] + 20) + "px").css("top", this._pos[1] + "px");
            inst.settings.onSelect = onSelect;
            this._inDialog = true;
            this.dpDiv.addClass(this._dialogClass);
            this._showDatepicker(this._dialogInput[0]);
            if ($.blockUI) {
                $.blockUI(this.dpDiv);
            }
            $.data(this._dialogInput[0], "datepicker", inst);
            return this;
        },

        /* Detach a datepicker from its control.
         * @param  target	element - the target input field or division or span
         */
        _destroyDatepicker: function (target) {
            var nodeName,
                $target = $(target),
                inst = $.data(target, "datepicker");

            if (!$target.hasClass(this.markerClassName)) {
                return;
            }

            nodeName = target.nodeName.toLowerCase();
            $.removeData(target, "datepicker");
            if (nodeName === "input") {
                inst.append.remove();
                inst.trigger.remove();
                $target.removeClass(this.markerClassName).
                    off("focus", this._showDatepicker).
                    off("keydown", this._doKeyDown).
                    off("keypress", this._doKeyPress).
                    off("keyup", this._doKeyUp);
            } else if (nodeName === "div" || nodeName === "span") {
                $target.removeClass(this.markerClassName).empty();
            }

            $.datepicker._hideDatepicker();
            if (datepicker_instActive === inst) {
                datepicker_instActive = null;
                this._curInst = null;
            }
        },

        /* Enable the date picker to a jQuery selection.
         * @param  target	element - the target input field or division or span
         */
        _enableDatepicker: function (target) {
            var nodeName, inline,
                $target = $(target),
                inst = $.data(target, "datepicker");

            if (!$target.hasClass(this.markerClassName)) {
                return;
            }

            nodeName = target.nodeName.toLowerCase();
            if (nodeName === "input") {
                target.disabled = false;
                inst.trigger.filter("button").
                    each(function () {
                        this.disabled = false;
                    }).end().
                    filter("img").css({ opacity: "1.0", cursor: "" });
            } else if (nodeName === "div" || nodeName === "span") {
                inline = $target.children("." + this._inlineClass);
                inline.children().removeClass("ui-state-disabled");
                inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
                    prop("disabled", false);
            }
            this._disabledInputs = $.map(this._disabledInputs,

                // Delete entry
                function (value) {
                    return (value === target ? null : value);
                });
        },

        /* Disable the date picker to a jQuery selection.
         * @param  target	element - the target input field or division or span
         */
        _disableDatepicker: function (target) {
            var nodeName, inline,
                $target = $(target),
                inst = $.data(target, "datepicker");

            if (!$target.hasClass(this.markerClassName)) {
                return;
            }

            nodeName = target.nodeName.toLowerCase();
            if (nodeName === "input") {
                target.disabled = true;
                inst.trigger.filter("button").
                    each(function () {
                        this.disabled = true;
                    }).end().
                    filter("img").css({ opacity: "0.5", cursor: "default" });
            } else if (nodeName === "div" || nodeName === "span") {
                inline = $target.children("." + this._inlineClass);
                inline.children().addClass("ui-state-disabled");
                inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
                    prop("disabled", true);
            }
            this._disabledInputs = $.map(this._disabledInputs,

                // Delete entry
                function (value) {
                    return (value === target ? null : value);
                });
            this._disabledInputs[this._disabledInputs.length] = target;
        },

        /* Is the first field in a jQuery collection disabled as a datepicker?
         * @param  target	element - the target input field or division or span
         * @return boolean - true if disabled, false if enabled
         */
        _isDisabledDatepicker: function (target) {
            if (!target) {
                return false;
            }
            for (var i = 0; i < this._disabledInputs.length; i++) {
                if (this._disabledInputs[i] === target) {
                    return true;
                }
            }
            return false;
        },

        /* Retrieve the instance data for the target control.
         * @param  target  element - the target input field or division or span
         * @return  object - the associated instance data
         * @throws  error if a jQuery problem getting data
         */
        _getInst: function (target) {
            try {
                return $.data(target, "datepicker");
            } catch (err) {
                throw "Missing instance data for this datepicker";
            }
        },

        /* Update or retrieve the settings for a date picker attached to an input field or division.
         * @param  target  element - the target input field or division or span
         * @param  name	object - the new settings to update or
         *				string - the name of the setting to change or retrieve,
         *				when retrieving also "all" for all instance settings or
         *				"defaults" for all global defaults
         * @param  value   any - the new value for the setting
         *				(omit if above is an object or to retrieve a value)
         */
        _optionDatepicker: function (target, name, value) {
            var settings, date, minDate, maxDate,
                inst = this._getInst(target);

            if (arguments.length === 2 && typeof name === "string") {
                return (name === "defaults" ? $.extend({}, $.datepicker._defaults) :
                    (inst ? (name === "all" ? $.extend({}, inst.settings) :
                        this._get(inst, name)) : null));
            }

            settings = name || {};
            if (typeof name === "string") {
                settings = {};
                settings[name] = value;
            }

            if (inst) {
                if (this._curInst === inst) {
                    this._hideDatepicker();
                }

                date = this._getDateDatepicker(target, true);
                minDate = this._getMinMaxDate(inst, "min");
                maxDate = this._getMinMaxDate(inst, "max");
                datepicker_extendRemove(inst.settings, settings);

                // reformat the old minDate/maxDate values if dateFormat changes and a new minDate/maxDate isn't provided
                if (minDate !== null && settings.dateFormat !== undefined && settings.minDate === undefined) {
                    inst.settings.minDate = this._formatDate(inst, minDate);
                }
                if (maxDate !== null && settings.dateFormat !== undefined && settings.maxDate === undefined) {
                    inst.settings.maxDate = this._formatDate(inst, maxDate);
                }
                if ("disabled" in settings) {
                    if (settings.disabled) {
                        this._disableDatepicker(target);
                    } else {
                        this._enableDatepicker(target);
                    }
                }
                this._attachments($(target), inst);
                this._autoSize(inst);
                this._setDate(inst, date);
                this._updateAlternate(inst);
                this._updateDatepicker(inst);
            }
        },

        // Change method deprecated
        _changeDatepicker: function (target, name, value) {
            this._optionDatepicker(target, name, value);
        },

        /* Redraw the date picker attached to an input field or division.
         * @param  target  element - the target input field or division or span
         */
        _refreshDatepicker: function (target) {
            var inst = this._getInst(target);
            if (inst) {
                this._updateDatepicker(inst);
            }
        },

        /* Set the dates for a jQuery selection.
         * @param  target element - the target input field or division or span
         * @param  date	Date - the new date
         */
        _setDateDatepicker: function (target, date) {
            var inst = this._getInst(target);
            if (inst) {
                this._setDate(inst, date);
                this._updateDatepicker(inst);
                this._updateAlternate(inst);
            }
        },

        /* Get the date(s) for the first entry in a jQuery selection.
         * @param  target element - the target input field or division or span
         * @param  noDefault boolean - true if no default date is to be used
         * @return Date - the current date
         */
        _getDateDatepicker: function (target, noDefault) {
            var inst = this._getInst(target);
            if (inst && !inst.inline) {
                this._setDateFromField(inst, noDefault);
            }
            return (inst ? this._getDate(inst) : null);
        },

        /* Handle keystrokes. */
        _doKeyDown: function (event) {
            var onSelect, dateStr, sel,
                inst = $.datepicker._getInst(event.target),
                handled = true,
                isRTL = inst.dpDiv.is(".ui-datepicker-rtl");

            inst._keyEvent = true;
            if ($.datepicker._datepickerShowing) {
                switch (event.keyCode) {
                    case 9: $.datepicker._hideDatepicker();
                        handled = false;
                        break; // hide on tab out
                    case 13: sel = $("td." + $.datepicker._dayOverClass + ":not(." +
                        $.datepicker._currentClass + ")", inst.dpDiv);
                        if (sel[0]) {
                            $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
                        }

                        onSelect = $.datepicker._get(inst, "onSelect");
                        if (onSelect) {
                            dateStr = $.datepicker._formatDate(inst);

                            // Trigger custom callback
                            onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);
                        } else {
                            $.datepicker._hideDatepicker();
                        }

                        return false; // don't submit the form
                    case 27: $.datepicker._hideDatepicker();
                        break; // hide on escape
                    case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                        -$.datepicker._get(inst, "stepBigMonths") :
                        -$.datepicker._get(inst, "stepMonths")), "M");
                        break; // previous month/year on page up/+ ctrl
                    case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                        +$.datepicker._get(inst, "stepBigMonths") :
                        +$.datepicker._get(inst, "stepMonths")), "M");
                        break; // next month/year on page down/+ ctrl
                    case 35: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._clearDate(event.target);
                    }
                        handled = event.ctrlKey || event.metaKey;
                        break; // clear on ctrl or command +end
                    case 36: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._gotoToday(event.target);
                    }
                        handled = event.ctrlKey || event.metaKey;
                        break; // current on ctrl or command +home
                    case 37: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._adjustDate(event.target, (isRTL ? +1 : -1), "D");
                    }
                        handled = event.ctrlKey || event.metaKey;

                        // -1 day on ctrl or command +left
                        if (event.originalEvent.altKey) {
                            $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                                -$.datepicker._get(inst, "stepBigMonths") :
                                -$.datepicker._get(inst, "stepMonths")), "M");
                        }

                        // next month/year on alt +left on Mac
                        break;
                    case 38: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._adjustDate(event.target, -7, "D");
                    }
                        handled = event.ctrlKey || event.metaKey;
                        break; // -1 week on ctrl or command +up
                    case 39: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._adjustDate(event.target, (isRTL ? -1 : +1), "D");
                    }
                        handled = event.ctrlKey || event.metaKey;

                        // +1 day on ctrl or command +right
                        if (event.originalEvent.altKey) {
                            $.datepicker._adjustDate(event.target, (event.ctrlKey ?
                                +$.datepicker._get(inst, "stepBigMonths") :
                                +$.datepicker._get(inst, "stepMonths")), "M");
                        }

                        // next month/year on alt +right
                        break;
                    case 40: if (event.ctrlKey || event.metaKey) {
                        $.datepicker._adjustDate(event.target, +7, "D");
                    }
                        handled = event.ctrlKey || event.metaKey;
                        break; // +1 week on ctrl or command +down
                    default: handled = false;
                }
            } else if (event.keyCode === 36 && event.ctrlKey) { // display the date picker on ctrl+home
                $.datepicker._showDatepicker(this);
            } else {
                handled = false;
            }

            if (handled) {
                event.preventDefault();
                event.stopPropagation();
            }
        },

        /* Filter entered characters - based on date format. */
        _doKeyPress: function (event) {
            var chars, chr,
                inst = $.datepicker._getInst(event.target);

            if ($.datepicker._get(inst, "constrainInput")) {
                chars = $.datepicker._possibleChars($.datepicker._get(inst, "dateFormat"));
                chr = String.fromCharCode(event.charCode == null ? event.keyCode : event.charCode);
                return event.ctrlKey || event.metaKey || (chr < " " || !chars || chars.indexOf(chr) > -1);
            }
        },

        /* Synchronise manual entry and field/alternate field. */
        _doKeyUp: function (event) {
            var date,
                inst = $.datepicker._getInst(event.target);

            if (inst.input.val() !== inst.lastVal) {
                try {
                    date = $.datepicker.parseDate($.datepicker._get(inst, "dateFormat"),
                        (inst.input ? inst.input.val() : null),
                        $.datepicker._getFormatConfig(inst));

                    if (date) { // only if valid
                        $.datepicker._setDateFromField(inst);
                        $.datepicker._updateAlternate(inst);
                        $.datepicker._updateDatepicker(inst);
                    }
                } catch (err) {
                }
            }
            return true;
        },

        /* Pop-up the date picker for a given input field.
         * If false returned from beforeShow event handler do not show.
         * @param  input  element - the input field attached to the date picker or
         *					event - if triggered by focus
         */
        _showDatepicker: function (input) {
            input = input.target || input;
            if (input.nodeName.toLowerCase() !== "input") { // find from button/image trigger
                input = $("input", input.parentNode)[0];
            }

            if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput === input) { // already here
                return;
            }

            var inst, beforeShow, beforeShowSettings, isFixed,
                offset, showAnim, duration;

            inst = $.datepicker._getInst(input);
            if ($.datepicker._curInst && $.datepicker._curInst !== inst) {
                $.datepicker._curInst.dpDiv.stop(true, true);
                if (inst && $.datepicker._datepickerShowing) {
                    $.datepicker._hideDatepicker($.datepicker._curInst.input[0]);
                }
            }

            beforeShow = $.datepicker._get(inst, "beforeShow");
            beforeShowSettings = beforeShow ? beforeShow.apply(input, [input, inst]) : {};
            if (beforeShowSettings === false) {
                return;
            }
            datepicker_extendRemove(inst.settings, beforeShowSettings);

            inst.lastVal = null;
            $.datepicker._lastInput = input;
            $.datepicker._setDateFromField(inst);

            if ($.datepicker._inDialog) { // hide cursor
                input.value = "";
            }
            if (!$.datepicker._pos) { // position below input
                $.datepicker._pos = $.datepicker._findPos(input);
                $.datepicker._pos[1] += input.offsetHeight; // add the height
            }

            isFixed = false;
            $(input).parents().each(function () {
                isFixed |= $(this).css("position") === "fixed";
                return !isFixed;
            });

            offset = { left: $.datepicker._pos[0], top: $.datepicker._pos[1] };
            $.datepicker._pos = null;

            //to avoid flashes on Firefox
            inst.dpDiv.empty();

            // determine sizing offscreen
            inst.dpDiv.css({ position: "absolute", display: "block", top: "-1000px" });
            $.datepicker._updateDatepicker(inst);

            // fix width for dynamic number of date pickers
            // and adjust position before showing
            offset = $.datepicker._checkOffset(inst, offset, isFixed);
            inst.dpDiv.css({
                position: ($.datepicker._inDialog && $.blockUI ?
                    "static" : (isFixed ? "fixed" : "absolute")), display: "none",
                left: offset.left + "px", top: offset.top + "px"
            });

            if (!inst.inline) {
                showAnim = $.datepicker._get(inst, "showAnim");
                duration = $.datepicker._get(inst, "duration");
                inst.dpDiv.css("z-index", datepicker_getZindex($(input)) + 1);
                $.datepicker._datepickerShowing = true;

                if ($.effects && $.effects.effect[showAnim]) {
                    inst.dpDiv.show(showAnim, $.datepicker._get(inst, "showOptions"), duration);
                } else {
                    inst.dpDiv[showAnim || "show"](showAnim ? duration : null);
                }

                if ($.datepicker._shouldFocusInput(inst)) {
                    inst.input.trigger("focus");
                }

                $.datepicker._curInst = inst;
            }
        },

        /* Generate the date picker content. */
        _updateDatepicker: function (inst) {
            this.maxRows = 4; //Reset the max number of rows being displayed (see #7043)
            datepicker_instActive = inst; // for delegate hover events
            inst.dpDiv.empty().append(this._generateHTML(inst));
            this._attachHandlers(inst);

            var origyearshtml,
                numMonths = this._getNumberOfMonths(inst),
                cols = numMonths[1],
                width = 17,
                activeCell = inst.dpDiv.find("." + this._dayOverClass + " a"),
                onUpdateDatepicker = $.datepicker._get(inst, "onUpdateDatepicker");

            if (activeCell.length > 0) {
                datepicker_handleMouseover.apply(activeCell.get(0));
            }

            inst.dpDiv.removeClass("ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4").width("");
            if (cols > 1) {
                inst.dpDiv.addClass("ui-datepicker-multi-" + cols).css("width", (width * cols) + "em");
            }
            inst.dpDiv[(numMonths[0] !== 1 || numMonths[1] !== 1 ? "add" : "remove") +
                "Class"]("ui-datepicker-multi");
            inst.dpDiv[(this._get(inst, "isRTL") ? "add" : "remove") +
                "Class"]("ui-datepicker-rtl");

            if (inst === $.datepicker._curInst && $.datepicker._datepickerShowing && $.datepicker._shouldFocusInput(inst)) {
                inst.input.trigger("focus");
            }

            // Deffered render of the years select (to avoid flashes on Firefox)
            if (inst.yearshtml) {
                origyearshtml = inst.yearshtml;
                setTimeout(function () {

                    //assure that inst.yearshtml didn't change.
                    if (origyearshtml === inst.yearshtml && inst.yearshtml) {
                        inst.dpDiv.find("select.ui-datepicker-year").first().replaceWith(inst.yearshtml);
                    }
                    origyearshtml = inst.yearshtml = null;
                }, 0);
            }

            if (onUpdateDatepicker) {
                onUpdateDatepicker.apply((inst.input ? inst.input[0] : null), [inst]);
            }
        },

        _shouldFocusInput: function (inst) {
            return inst.input && inst.input.is(":visible") && !inst.input.is(":disabled");
        },

        /* Check positioning to remain on screen. */
        _checkOffset: function (inst, offset, isFixed) {
            var dpWidth = inst.dpDiv.outerWidth(),
                dpHeight = inst.dpDiv.outerHeight(),
                inputWidth = inst.input ? inst.input.outerWidth() : 0,
                inputHeight = inst.input ? inst.input.outerHeight() : 0,
                viewWidth = document.documentElement.clientWidth + (isFixed ? 0 : $(document).scrollLeft()),
                viewHeight = document.documentElement.clientHeight + (isFixed ? 0 : $(document).scrollTop());

            offset.left -= (this._get(inst, "isRTL") ? (dpWidth - inputWidth) : 0);
            offset.left -= (isFixed && offset.left === inst.input.offset().left) ? $(document).scrollLeft() : 0;
            offset.top -= (isFixed && offset.top === (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;

            // Now check if datepicker is showing outside window viewport - move to a better place if so.
            offset.left -= Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ?
                Math.abs(offset.left + dpWidth - viewWidth) : 0);
            offset.top -= Math.min(offset.top, (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ?
                Math.abs(dpHeight + inputHeight) : 0);

            return offset;
        },

        /* Find an object's position on the screen. */
        _findPos: function (obj) {
            var position,
                inst = this._getInst(obj),
                isRTL = this._get(inst, "isRTL");

            while (obj && (obj.type === "hidden" || obj.nodeType !== 1 || $.expr.pseudos.hidden(obj))) {
                obj = obj[isRTL ? "previousSibling" : "nextSibling"];
            }

            position = $(obj).offset();
            return [position.left, position.top];
        },

        /* Hide the date picker from view.
         * @param  input  element - the input field attached to the date picker
         */
        _hideDatepicker: function (input) {
            var showAnim, duration, postProcess, onClose,
                inst = this._curInst;

            if (!inst || (input && inst !== $.data(input, "datepicker"))) {
                return;
            }

            if (this._datepickerShowing) {
                showAnim = this._get(inst, "showAnim");
                duration = this._get(inst, "duration");
                postProcess = function () {
                    $.datepicker._tidyDialog(inst);
                };

                if ($.effects && ($.effects.effect[showAnim])) {
                    inst.dpDiv.hide(showAnim, $.datepicker._get(inst, "showOptions"), duration, postProcess);
                } else {
                    inst.dpDiv[(showAnim === "slideDown" ? "slideUp" :
                        (showAnim === "fadeIn" ? "fadeOut" : "hide"))]((showAnim ? duration : null), postProcess);
                }

                if (!showAnim) {
                    postProcess();
                }
                this._datepickerShowing = false;

                onClose = this._get(inst, "onClose");
                if (onClose) {
                    onClose.apply((inst.input ? inst.input[0] : null), [(inst.input ? inst.input.val() : ""), inst]);
                }

                this._lastInput = null;
                if (this._inDialog) {
                    this._dialogInput.css({ position: "absolute", left: "0", top: "-100px" });
                    if ($.blockUI) {
                        $.unblockUI();
                        $("body").append(this.dpDiv);
                    }
                }
                this._inDialog = false;
            }
        },

        /* Tidy up after a dialog display. */
        _tidyDialog: function (inst) {
            inst.dpDiv.removeClass(this._dialogClass).off(".ui-datepicker-calendar");
        },

        /* Close date picker if clicked elsewhere. */
        _checkExternalClick: function (event) {
            if (!$.datepicker._curInst) {
                return;
            }

            var $target = $(event.target),
                inst = $.datepicker._getInst($target[0]);

            if ((($target[0].id !== $.datepicker._mainDivId &&
                $target.parents("#" + $.datepicker._mainDivId).length === 0 &&
                !$target.hasClass($.datepicker.markerClassName) &&
                !$target.closest("." + $.datepicker._triggerClass).length &&
                $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))) ||
                ($target.hasClass($.datepicker.markerClassName) && $.datepicker._curInst !== inst)) {
                $.datepicker._hideDatepicker();
            }
        },

        /* Adjust one of the date sub-fields. */
        _adjustDate: function (id, offset, period) {
            var target = $(id),
                inst = this._getInst(target[0]);

            if (this._isDisabledDatepicker(target[0])) {
                return;
            }
            this._adjustInstDate(inst, offset, period);
            this._updateDatepicker(inst);
        },

        /* Action for current link. */
        _gotoToday: function (id) {
            var date,
                target = $(id),
                inst = this._getInst(target[0]);

            if (this._get(inst, "gotoCurrent") && inst.currentDay) {
                inst.selectedDay = inst.currentDay;
                inst.drawMonth = inst.selectedMonth = inst.currentMonth;
                inst.drawYear = inst.selectedYear = inst.currentYear;
            } else {
                date = new Date();
                inst.selectedDay = date.getDate();
                inst.drawMonth = inst.selectedMonth = date.getMonth();
                inst.drawYear = inst.selectedYear = date.getFullYear();
            }
            this._notifyChange(inst);
            this._adjustDate(target);
        },

        /* Action for selecting a new month/year. */
        _selectMonthYear: function (id, select, period) {
            var target = $(id),
                inst = this._getInst(target[0]);

            inst["selected" + (period === "M" ? "Month" : "Year")] =
                inst["draw" + (period === "M" ? "Month" : "Year")] =
                parseInt(select.options[select.selectedIndex].value, 10);

            this._notifyChange(inst);
            this._adjustDate(target);
        },

        /* Action for selecting a day. */
        _selectDay: function (id, month, year, td) {
            var inst,
                target = $(id);

            if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
                return;
            }

            inst = this._getInst(target[0]);
            inst.selectedDay = inst.currentDay = parseInt($("a", td).attr("data-date"));
            inst.selectedMonth = inst.currentMonth = month;
            inst.selectedYear = inst.currentYear = year;
            this._selectDate(id, this._formatDate(inst,
                inst.currentDay, inst.currentMonth, inst.currentYear));
        },

        /* Erase the input field and hide the date picker. */
        _clearDate: function (id) {
            var target = $(id);
            this._selectDate(target, "");
        },

        /* Update the input field with the selected date. */
        _selectDate: function (id, dateStr) {
            var onSelect,
                target = $(id),
                inst = this._getInst(target[0]);

            dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
            if (inst.input) {
                inst.input.val(dateStr);
            }
            this._updateAlternate(inst);

            onSelect = this._get(inst, "onSelect");
            if (onSelect) {
                onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);  // trigger custom callback
            } else if (inst.input) {
                inst.input.trigger("change"); // fire the change event
            }

            if (inst.inline) {
                this._updateDatepicker(inst);
            } else {
                this._hideDatepicker();
                this._lastInput = inst.input[0];
                if (typeof (inst.input[0]) !== "object") {
                    inst.input.trigger("focus"); // restore focus
                }
                this._lastInput = null;
            }
        },

        /* Update any alternate field to synchronise with the main field. */
        _updateAlternate: function (inst) {
            var altFormat, date, dateStr,
                altField = this._get(inst, "altField");

            if (altField) { // update alternate field too
                altFormat = this._get(inst, "altFormat") || this._get(inst, "dateFormat");
                date = this._getDate(inst);
                dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
                $(document).find(altField).val(dateStr);
            }
        },

        /* Set as beforeShowDay function to prevent selection of weekends.
         * @param  date  Date - the date to customise
         * @return [boolean, string] - is this date selectable?, what is its CSS class?
         */
        noWeekends: function (date) {
            var day = date.getDay();
            return [(day > 0 && day < 6), ""];
        },

        /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
         * @param  date  Date - the date to get the week for
         * @return  number - the number of the week within the year that contains this date
         */
        iso8601Week: function (date) {
            var time,
                checkDate = new Date(date.getTime());

            // Find Thursday of this week starting on Monday
            checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));

            time = checkDate.getTime();
            checkDate.setMonth(0); // Compare with Jan 1
            checkDate.setDate(1);
            return Math.floor(Math.round((time - checkDate) / 86400000) / 7) + 1;
        },

        /* Parse a string value into a date object.
         * See formatDate below for the possible formats.
         *
         * @param  format string - the expected format of the date
         * @param  value string - the date in the above format
         * @param  settings Object - attributes include:
         *					shortYearCutoff  number - the cutoff year for determining the century (optional)
         *					dayNamesShort	string[7] - abbreviated names of the days from Sunday (optional)
         *					dayNames		string[7] - names of the days from Sunday (optional)
         *					monthNamesShort string[12] - abbreviated names of the months (optional)
         *					monthNames		string[12] - names of the months (optional)
         * @return  Date - the extracted date value or null if value is blank
         */
        parseDate: function (format, value, settings) {
            if (format == null || value == null) {
                throw "Invalid arguments";
            }

            value = (typeof value === "object" ? value.toString() : value + "");
            if (value === "") {
                return null;
            }

            var iFormat, dim, extra,
                iValue = 0,
                shortYearCutoffTemp = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff,
                shortYearCutoff = (typeof shortYearCutoffTemp !== "string" ? shortYearCutoffTemp :
                    new Date().getFullYear() % 100 + parseInt(shortYearCutoffTemp, 10)),
                dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort,
                dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames,
                monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort,
                monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames,
                year = -1,
                month = -1,
                day = -1,
                doy = -1,
                literal = false,
                date,

                // Check whether a format character is doubled
                lookAhead = function (match) {
                    var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) === match);
                    if (matches) {
                        iFormat++;
                    }
                    return matches;
                },

                // Extract a number from the string value
                getNumber = function (match) {
                    var isDoubled = lookAhead(match),
                        size = (match === "@" ? 14 : (match === "!" ? 20 :
                            (match === "y" && isDoubled ? 4 : (match === "o" ? 3 : 2)))),
                        minSize = (match === "y" ? size : 1),
                        digits = new RegExp("^\\d{" + minSize + "," + size + "}"),
                        num = value.substring(iValue).match(digits);
                    if (!num) {
                        throw "Missing number at position " + iValue;
                    }
                    iValue += num[0].length;
                    return parseInt(num[0], 10);
                },

                // Extract a name from the string value and convert to an index
                getName = function (match, shortNames, longNames) {
                    var index = -1,
                        names = $.map(lookAhead(match) ? longNames : shortNames, function (v, k) {
                            return [[k, v]];
                        }).sort(function (a, b) {
                            return -(a[1].length - b[1].length);
                        });

                    $.each(names, function (i, pair) {
                        var name = pair[1];
                        if (value.substr(iValue, name.length).toLowerCase() === name.toLowerCase()) {
                            index = pair[0];
                            iValue += name.length;
                            return false;
                        }
                    });
                    if (index !== -1) {
                        return index + 1;
                    } else {
                        throw "Unknown name at position " + iValue;
                    }
                },

                // Confirm that a literal character matches the string value
                checkLiteral = function () {
                    if (value.charAt(iValue) !== format.charAt(iFormat)) {
                        throw "Unexpected literal at position " + iValue;
                    }
                    iValue++;
                };

            for (iFormat = 0; iFormat < format.length; iFormat++) {
                if (literal) {
                    if (format.charAt(iFormat) === "'" && !lookAhead("'")) {
                        literal = false;
                    } else {
                        checkLiteral();
                    }
                } else {
                    switch (format.charAt(iFormat)) {
                        case "d":
                            day = getNumber("d");
                            break;
                        case "D":
                            getName("D", dayNamesShort, dayNames);
                            break;
                        case "o":
                            doy = getNumber("o");
                            break;
                        case "m":
                            month = getNumber("m");
                            break;
                        case "M":
                            month = getName("M", monthNamesShort, monthNames);
                            break;
                        case "y":
                            year = getNumber("y");
                            break;
                        case "@":
                            date = new Date(getNumber("@"));
                            year = date.getFullYear();
                            month = date.getMonth() + 1;
                            day = date.getDate();
                            break;
                        case "!":
                            date = new Date((getNumber("!") - this._ticksTo1970) / 10000);
                            year = date.getFullYear();
                            month = date.getMonth() + 1;
                            day = date.getDate();
                            break;
                        case "'":
                            if (lookAhead("'")) {
                                checkLiteral();
                            } else {
                                literal = true;
                            }
                            break;
                        default:
                            checkLiteral();
                    }
                }
            }

            if (iValue < value.length) {
                extra = value.substr(iValue);
                if (!/^\s+/.test(extra)) {
                    throw "Extra/unparsed characters found in date: " + extra;
                }
            }

            if (year === -1) {
                year = new Date().getFullYear();
            } else if (year < 100) {
                year += new Date().getFullYear() - new Date().getFullYear() % 100 +
                    (year <= shortYearCutoff ? 0 : -100);
            }

            if (doy > -1) {
                month = 1;
                day = doy;
                do {
                    dim = this._getDaysInMonth(year, month - 1);
                    if (day <= dim) {
                        break;
                    }
                    month++;
                    day -= dim;
                } while (true);
            }

            date = this._daylightSavingAdjust(new Date(year, month - 1, day));
            if (date.getFullYear() !== year || date.getMonth() + 1 !== month || date.getDate() !== day) {
                throw "Invalid date"; // E.g. 31/02/00
            }
            return date;
        },

        /* Standard date formats. */
        ATOM: "yy-mm-dd", // RFC 3339 (ISO 8601)
        COOKIE: "D, dd M yy",
        ISO_8601: "yy-mm-dd",
        RFC_822: "D, d M y",
        RFC_850: "DD, dd-M-y",
        RFC_1036: "D, d M y",
        RFC_1123: "D, d M yy",
        RFC_2822: "D, d M yy",
        RSS: "D, d M y", // RFC 822
        TICKS: "!",
        TIMESTAMP: "@",
        W3C: "yy-mm-dd", // ISO 8601

        _ticksTo1970: (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) +
            Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),

        /* Format a date object into a string value.
         * The format can be combinations of the following:
         * d  - day of month (no leading zero)
         * dd - day of month (two digit)
         * o  - day of year (no leading zeros)
         * oo - day of year (three digit)
         * D  - day name short
         * DD - day name long
         * m  - month of year (no leading zero)
         * mm - month of year (two digit)
         * M  - month name short
         * MM - month name long
         * y  - year (two digit)
         * yy - year (four digit)
         * @ - Unix timestamp (ms since 01/01/1970)
         * ! - Windows ticks (100ns since 01/01/0001)
         * "..." - literal text
         * '' - single quote
         *
         * @param  format string - the desired format of the date
         * @param  date Date - the date value to format
         * @param  settings Object - attributes include:
         *					dayNamesShort	string[7] - abbreviated names of the days from Sunday (optional)
         *					dayNames		string[7] - names of the days from Sunday (optional)
         *					monthNamesShort string[12] - abbreviated names of the months (optional)
         *					monthNames		string[12] - names of the months (optional)
         * @return  string - the date in the above format
         */
        formatDate: function (format, date, settings) {
            if (!date) {
                return "";
            }

            var iFormat,
                dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort,
                dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames,
                monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort,
                monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames,

                // Check whether a format character is doubled
                lookAhead = function (match) {
                    var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) === match);
                    if (matches) {
                        iFormat++;
                    }
                    return matches;
                },

                // Format a number, with leading zero if necessary
                formatNumber = function (match, value, len) {
                    var num = "" + value;
                    if (lookAhead(match)) {
                        while (num.length < len) {
                            num = "0" + num;
                        }
                    }
                    return num;
                },

                // Format a name, short or long as requested
                formatName = function (match, value, shortNames, longNames) {
                    return (lookAhead(match) ? longNames[value] : shortNames[value]);
                },
                output = "",
                literal = false;

            if (date) {
                for (iFormat = 0; iFormat < format.length; iFormat++) {
                    if (literal) {
                        if (format.charAt(iFormat) === "'" && !lookAhead("'")) {
                            literal = false;
                        } else {
                            output += format.charAt(iFormat);
                        }
                    } else {
                        switch (format.charAt(iFormat)) {
                            case "d":
                                output += formatNumber("d", date.getDate(), 2);
                                break;
                            case "D":
                                output += formatName("D", date.getDay(), dayNamesShort, dayNames);
                                break;
                            case "o":
                                output += formatNumber("o",
                                    Math.round((new Date(date.getFullYear(), date.getMonth(), date.getDate()).getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000), 3);
                                break;
                            case "m":
                                output += formatNumber("m", date.getMonth() + 1, 2);
                                break;
                            case "M":
                                output += formatName("M", date.getMonth(), monthNamesShort, monthNames);
                                break;
                            case "y":
                                output += (lookAhead("y") ? date.getFullYear() :
                                    (date.getFullYear() % 100 < 10 ? "0" : "") + date.getFullYear() % 100);
                                break;
                            case "@":
                                output += date.getTime();
                                break;
                            case "!":
                                output += date.getTime() * 10000 + this._ticksTo1970;
                                break;
                            case "'":
                                if (lookAhead("'")) {
                                    output += "'";
                                } else {
                                    literal = true;
                                }
                                break;
                            default:
                                output += format.charAt(iFormat);
                        }
                    }
                }
            }
            return output;
        },

        /* Extract all possible characters from the date format. */
        _possibleChars: function (format) {
            var iFormat,
                chars = "",
                literal = false,

                // Check whether a format character is doubled
                lookAhead = function (match) {
                    var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) === match);
                    if (matches) {
                        iFormat++;
                    }
                    return matches;
                };

            for (iFormat = 0; iFormat < format.length; iFormat++) {
                if (literal) {
                    if (format.charAt(iFormat) === "'" && !lookAhead("'")) {
                        literal = false;
                    } else {
                        chars += format.charAt(iFormat);
                    }
                } else {
                    switch (format.charAt(iFormat)) {
                        case "d": case "m": case "y": case "@":
                            chars += "0123456789";
                            break;
                        case "D": case "M":
                            return null; // Accept anything
                        case "'":
                            if (lookAhead("'")) {
                                chars += "'";
                            } else {
                                literal = true;
                            }
                            break;
                        default:
                            chars += format.charAt(iFormat);
                    }
                }
            }
            return chars;
        },

        /* Get a setting value, defaulting if necessary. */
        _get: function (inst, name) {
            return inst.settings[name] !== undefined ?
                inst.settings[name] : this._defaults[name];
        },

        /* Parse existing date and initialise date picker. */
        _setDateFromField: function (inst, noDefault) {
            if (inst.input.val() === inst.lastVal) {
                return;
            }

            var dateFormat = this._get(inst, "dateFormat"),
                dates = inst.lastVal = inst.input ? inst.input.val() : null,
                defaultDate = this._getDefaultDate(inst),
                date = defaultDate,
                settings = this._getFormatConfig(inst);

            try {
                date = this.parseDate(dateFormat, dates, settings) || defaultDate;
            } catch (event) {
                dates = (noDefault ? "" : dates);
            }
            inst.selectedDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = date.getFullYear();
            inst.currentDay = (dates ? date.getDate() : 0);
            inst.currentMonth = (dates ? date.getMonth() : 0);
            inst.currentYear = (dates ? date.getFullYear() : 0);
            this._adjustInstDate(inst);
        },

        /* Retrieve the default date shown on opening. */
        _getDefaultDate: function (inst) {
            return this._restrictMinMax(inst,
                this._determineDate(inst, this._get(inst, "defaultDate"), new Date()));
        },

        /* A date may be specified as an exact value or a relative one. */
        _determineDate: function (inst, date, defaultDate) {
            var offsetNumeric = function (offset) {
                var date = new Date();
                date.setDate(date.getDate() + offset);
                return date;
            },
                offsetString = function (offset) {
                    try {
                        return $.datepicker.parseDate($.datepicker._get(inst, "dateFormat"),
                            offset, $.datepicker._getFormatConfig(inst));
                    } catch (e) {

                        // Ignore
                    }

                    var date = (offset.toLowerCase().match(/^c/) ?
                        $.datepicker._getDate(inst) : null) || new Date(),
                        year = date.getFullYear(),
                        month = date.getMonth(),
                        day = date.getDate(),
                        pattern = /([+\-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g,
                        matches = pattern.exec(offset);

                    while (matches) {
                        switch (matches[2] || "d") {
                            case "d": case "D":
                                day += parseInt(matches[1], 10); break;
                            case "w": case "W":
                                day += parseInt(matches[1], 10) * 7; break;
                            case "m": case "M":
                                month += parseInt(matches[1], 10);
                                day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                                break;
                            case "y": case "Y":
                                year += parseInt(matches[1], 10);
                                day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
                                break;
                        }
                        matches = pattern.exec(offset);
                    }
                    return new Date(year, month, day);
                },
                newDate = (date == null || date === "" ? defaultDate : (typeof date === "string" ? offsetString(date) :
                    (typeof date === "number" ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : new Date(date.getTime()))));

            newDate = (newDate && newDate.toString() === "Invalid Date" ? defaultDate : newDate);
            if (newDate) {
                newDate.setHours(0);
                newDate.setMinutes(0);
                newDate.setSeconds(0);
                newDate.setMilliseconds(0);
            }
            return this._daylightSavingAdjust(newDate);
        },

        /* Handle switch to/from daylight saving.
         * Hours may be non-zero on daylight saving cut-over:
         * > 12 when midnight changeover, but then cannot generate
         * midnight datetime, so jump to 1AM, otherwise reset.
         * @param  date  (Date) the date to check
         * @return  (Date) the corrected date
         */
        _daylightSavingAdjust: function (date) {
            if (!date) {
                return null;
            }
            date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
            return date;
        },

        /* Set the date(s) directly. */
        _setDate: function (inst, date, noChange) {
            var clear = !date,
                origMonth = inst.selectedMonth,
                origYear = inst.selectedYear,
                newDate = this._restrictMinMax(inst, this._determineDate(inst, date, new Date()));

            inst.selectedDay = inst.currentDay = newDate.getDate();
            inst.drawMonth = inst.selectedMonth = inst.currentMonth = newDate.getMonth();
            inst.drawYear = inst.selectedYear = inst.currentYear = newDate.getFullYear();
            if ((origMonth !== inst.selectedMonth || origYear !== inst.selectedYear) && !noChange) {
                this._notifyChange(inst);
            }
            this._adjustInstDate(inst);
            if (inst.input) {
                inst.input.val(clear ? "" : this._formatDate(inst));
            }
        },

        /* Retrieve the date(s) directly. */
        _getDate: function (inst) {
            var startDate = (!inst.currentYear || (inst.input && inst.input.val() === "") ? null :
                this._daylightSavingAdjust(new Date(
                    inst.currentYear, inst.currentMonth, inst.currentDay)));
            return startDate;
        },

        /* Attach the onxxx handlers.  These are declared statically so
         * they work with static code transformers like Caja.
         */
        _attachHandlers: function (inst) {
            var stepMonths = this._get(inst, "stepMonths"),
                id = "#" + inst.id.replace(/\\\\/g, "\\");
            inst.dpDiv.find("[data-handler]").map(function () {
                var handler = {
                    prev: function () {
                        $.datepicker._adjustDate(id, -stepMonths, "M");
                    },
                    next: function () {
                        $.datepicker._adjustDate(id, +stepMonths, "M");
                    },
                    hide: function () {
                        $.datepicker._hideDatepicker();
                    },
                    today: function () {
                        $.datepicker._gotoToday(id);
                    },
                    selectDay: function () {
                        $.datepicker._selectDay(id, +this.getAttribute("data-month"), +this.getAttribute("data-year"), this);
                        return false;
                    },
                    selectMonth: function () {
                        $.datepicker._selectMonthYear(id, this, "M");
                        return false;
                    },
                    selectYear: function () {
                        $.datepicker._selectMonthYear(id, this, "Y");
                        return false;
                    }
                };
                $(this).on(this.getAttribute("data-event"), handler[this.getAttribute("data-handler")]);
            });
        },

        /* Generate the HTML for the current state of the date picker. */
        _generateHTML: function (inst) {
            var maxDraw, prevText, prev, nextText, next, currentText, gotoDate,
                controls, buttonPanel, firstDay, showWeek, dayNames, dayNamesMin,
                monthNames, monthNamesShort, beforeShowDay, showOtherMonths,
                selectOtherMonths, defaultDate, html, dow, row, group, col, selectedDate,
                cornerClass, calender, thead, day, daysInMonth, leadDays, curRows, numRows,
                printDate, dRow, tbody, daySettings, otherMonth, unselectable,
                tempDate = new Date(),
                today = this._daylightSavingAdjust(
                    new Date(tempDate.getFullYear(), tempDate.getMonth(), tempDate.getDate())), // clear time
                isRTL = this._get(inst, "isRTL"),
                showButtonPanel = this._get(inst, "showButtonPanel"),
                hideIfNoPrevNext = this._get(inst, "hideIfNoPrevNext"),
                navigationAsDateFormat = this._get(inst, "navigationAsDateFormat"),
                numMonths = this._getNumberOfMonths(inst),
                showCurrentAtPos = this._get(inst, "showCurrentAtPos"),
                stepMonths = this._get(inst, "stepMonths"),
                isMultiMonth = (numMonths[0] !== 1 || numMonths[1] !== 1),
                currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) :
                    new Date(inst.currentYear, inst.currentMonth, inst.currentDay))),
                minDate = this._getMinMaxDate(inst, "min"),
                maxDate = this._getMinMaxDate(inst, "max"),
                drawMonth = inst.drawMonth - showCurrentAtPos,
                drawYear = inst.drawYear;

            if (drawMonth < 0) {
                drawMonth += 12;
                drawYear--;
            }
            if (maxDate) {
                maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(),
                    maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
                maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
                while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
                    drawMonth--;
                    if (drawMonth < 0) {
                        drawMonth = 11;
                        drawYear--;
                    }
                }
            }
            inst.drawMonth = drawMonth;
            inst.drawYear = drawYear;

            prevText = this._get(inst, "prevText");
            prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
                this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)),
                this._getFormatConfig(inst)));

            if (this._canAdjustMonth(inst, -1, drawYear, drawMonth)) {
                prev = $("<a>")
                    .attr({
                        "class": "ui-datepicker-prev ui-corner-all",
                        "data-handler": "prev",
                        "data-event": "click",
                        title: prevText
                    })
                    .append(
                        $("<span>")
                            .addClass("ui-icon ui-icon-circle-triangle-" +
                                (isRTL ? "e" : "w"))
                            .text(prevText)
                    )[0].outerHTML;
            } else if (hideIfNoPrevNext) {
                prev = "";
            } else {
                prev = $("<a>")
                    .attr({
                        "class": "ui-datepicker-prev ui-corner-all ui-state-disabled",
                        title: prevText
                    })
                    .append(
                        $("<span>")
                            .addClass("ui-icon ui-icon-circle-triangle-" +
                                (isRTL ? "e" : "w"))
                            .text(prevText)
                    )[0].outerHTML;
            }

            nextText = this._get(inst, "nextText");
            nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
                this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
                this._getFormatConfig(inst)));

            if (this._canAdjustMonth(inst, +1, drawYear, drawMonth)) {
                next = $("<a>")
                    .attr({
                        "class": "ui-datepicker-next ui-corner-all",
                        "data-handler": "next",
                        "data-event": "click",
                        title: nextText
                    })
                    .append(
                        $("<span>")
                            .addClass("ui-icon ui-icon-circle-triangle-" +
                                (isRTL ? "w" : "e"))
                            .text(nextText)
                    )[0].outerHTML;
            } else if (hideIfNoPrevNext) {
                next = "";
            } else {
                next = $("<a>")
                    .attr({
                        "class": "ui-datepicker-next ui-corner-all ui-state-disabled",
                        title: nextText
                    })
                    .append(
                        $("<span>")
                            .attr("class", "ui-icon ui-icon-circle-triangle-" +
                                (isRTL ? "w" : "e"))
                            .text(nextText)
                    )[0].outerHTML;
            }

            currentText = this._get(inst, "currentText");
            gotoDate = (this._get(inst, "gotoCurrent") && inst.currentDay ? currentDate : today);
            currentText = (!navigationAsDateFormat ? currentText :
                this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));

            controls = "";
            if (!inst.inline) {
                controls = $("<button>")
                    .attr({
                        type: "button",
                        "class": "ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all",
                        "data-handler": "hide",
                        "data-event": "click"
                    })
                    .text(this._get(inst, "closeText"))[0].outerHTML;
            }

            buttonPanel = "";
            if (showButtonPanel) {
                buttonPanel = $("<div class='ui-datepicker-buttonpane ui-widget-content'>")
                    .append(isRTL ? controls : "")
                    .append(this._isInRange(inst, gotoDate) ?
                        $("<button>")
                            .attr({
                                type: "button",
                                "class": "ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all",
                                "data-handler": "today",
                                "data-event": "click"
                            })
                            .text(currentText) :
                        "")
                    .append(isRTL ? "" : controls)[0].outerHTML;
            }

            firstDay = parseInt(this._get(inst, "firstDay"), 10);
            firstDay = (isNaN(firstDay) ? 0 : firstDay);

            showWeek = this._get(inst, "showWeek");
            dayNames = this._get(inst, "dayNames");
            dayNamesMin = this._get(inst, "dayNamesMin");
            monthNames = this._get(inst, "monthNames");
            monthNamesShort = this._get(inst, "monthNamesShort");
            beforeShowDay = this._get(inst, "beforeShowDay");
            showOtherMonths = this._get(inst, "showOtherMonths");
            selectOtherMonths = this._get(inst, "selectOtherMonths");
            defaultDate = this._getDefaultDate(inst);
            html = "";

            for (row = 0; row < numMonths[0]; row++) {
                group = "";
                this.maxRows = 4;
                for (col = 0; col < numMonths[1]; col++) {
                    selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
                    cornerClass = " ui-corner-all";
                    calender = "";
                    if (isMultiMonth) {
                        calender += "<div class='ui-datepicker-group";
                        if (numMonths[1] > 1) {
                            switch (col) {
                                case 0: calender += " ui-datepicker-group-first";
                                    cornerClass = " ui-corner-" + (isRTL ? "right" : "left"); break;
                                case numMonths[1] - 1: calender += " ui-datepicker-group-last";
                                    cornerClass = " ui-corner-" + (isRTL ? "left" : "right"); break;
                                default: calender += " ui-datepicker-group-middle"; cornerClass = ""; break;
                            }
                        }
                        calender += "'>";
                    }
                    calender += "<div class='ui-datepicker-header ui-widget-header ui-helper-clearfix" + cornerClass + "'>" +
                        (/all|left/.test(cornerClass) && row === 0 ? (isRTL ? next : prev) : "") +
                        (/all|right/.test(cornerClass) && row === 0 ? (isRTL ? prev : next) : "") +
                        this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
                            row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
                        "</div><table class='ui-datepicker-calendar'><thead>" +
                        "<tr>";
                    thead = (showWeek ? "<th class='ui-datepicker-week-col'>" + this._get(inst, "weekHeader") + "</th>" : "");
                    for (dow = 0; dow < 7; dow++) { // days of the week
                        day = (dow + firstDay) % 7;
                        thead += "<th scope='col'" + ((dow + firstDay + 6) % 7 >= 5 ? " class='ui-datepicker-week-end'" : "") + ">" +
                            "<span title='" + dayNames[day] + "'>" + dayNamesMin[day] + "</span></th>";
                    }
                    calender += thead + "</tr></thead><tbody>";
                    daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
                    if (drawYear === inst.selectedYear && drawMonth === inst.selectedMonth) {
                        inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
                    }
                    leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
                    curRows = Math.ceil((leadDays + daysInMonth) / 7); // calculate the number of rows to generate
                    numRows = (isMultiMonth ? this.maxRows > curRows ? this.maxRows : curRows : curRows); //If multiple months, use the higher number of rows (see #7043)
                    this.maxRows = numRows;
                    printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
                    for (dRow = 0; dRow < numRows; dRow++) { // create date picker rows
                        calender += "<tr>";
                        tbody = (!showWeek ? "" : "<td class='ui-datepicker-week-col'>" +
                            this._get(inst, "calculateWeek")(printDate) + "</td>");
                        for (dow = 0; dow < 7; dow++) { // create date picker days
                            daySettings = (beforeShowDay ?
                                beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, ""]);
                            otherMonth = (printDate.getMonth() !== drawMonth);
                            unselectable = (otherMonth && !selectOtherMonths) || !daySettings[0] ||
                                (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
                            tbody += "<td class='" +
                                ((dow + firstDay + 6) % 7 >= 5 ? " ui-datepicker-week-end" : "") + // highlight weekends
                                (otherMonth ? " ui-datepicker-other-month" : "") + // highlight days from other months
                                ((printDate.getTime() === selectedDate.getTime() && drawMonth === inst.selectedMonth && inst._keyEvent) || // user pressed key
                                    (defaultDate.getTime() === printDate.getTime() && defaultDate.getTime() === selectedDate.getTime()) ?

                                    // or defaultDate is current printedDate and defaultDate is selectedDate
                                    " " + this._dayOverClass : "") + // highlight selected day
                                (unselectable ? " " + this._unselectableClass + " ui-state-disabled" : "") +  // highlight unselectable days
                                (otherMonth && !showOtherMonths ? "" : " " + daySettings[1] + // highlight custom dates
                                    (printDate.getTime() === currentDate.getTime() ? " " + this._currentClass : "") + // highlight selected day
                                    (printDate.getTime() === today.getTime() ? " ui-datepicker-today" : "")) + "'" + // highlight today (if different)
                                ((!otherMonth || showOtherMonths) && daySettings[2] ? " title='" + daySettings[2].replace(/'/g, "&#39;") + "'" : "") + // cell title
                                (unselectable ? "" : " data-handler='selectDay' data-event='click' data-month='" + printDate.getMonth() + "' data-year='" + printDate.getFullYear() + "'") + ">" + // actions
                                (otherMonth && !showOtherMonths ? "&#xa0;" : // display for other months
                                    (unselectable ? "<span class='ui-state-default'>" + printDate.getDate() + "</span>" : "<a class='ui-state-default" +
                                        (printDate.getTime() === today.getTime() ? " ui-state-highlight" : "") +
                                        (printDate.getTime() === currentDate.getTime() ? " ui-state-active" : "") + // highlight selected day
                                        (otherMonth ? " ui-priority-secondary" : "") + // distinguish dates from other months
                                        "' href='#' aria-current='" + (printDate.getTime() === currentDate.getTime() ? "true" : "false") + // mark date as selected for screen reader
                                        "' data-date='" + printDate.getDate() + // store date as data
                                        "'>" + printDate.getDate() + "</a>")) + "</td>"; // display selectable date
                            printDate.setDate(printDate.getDate() + 1);
                            printDate = this._daylightSavingAdjust(printDate);
                        }
                        calender += tbody + "</tr>";
                    }
                    drawMonth++;
                    if (drawMonth > 11) {
                        drawMonth = 0;
                        drawYear++;
                    }
                    calender += "</tbody></table>" + (isMultiMonth ? "</div>" +
                        ((numMonths[0] > 0 && col === numMonths[1] - 1) ? "<div class='ui-datepicker-row-break'></div>" : "") : "");
                    group += calender;
                }
                html += group;
            }
            html += buttonPanel;
            inst._keyEvent = false;
            return html;
        },

        /* Generate the month and year header. */
        _generateMonthYearHeader: function (inst, drawMonth, drawYear, minDate, maxDate,
            secondary, monthNames, monthNamesShort) {

            var inMinYear, inMaxYear, month, years, thisYear, determineYear, year, endYear,
                changeMonth = this._get(inst, "changeMonth"),
                changeYear = this._get(inst, "changeYear"),
                showMonthAfterYear = this._get(inst, "showMonthAfterYear"),
                selectMonthLabel = this._get(inst, "selectMonthLabel"),
                selectYearLabel = this._get(inst, "selectYearLabel"),
                html = "<div class='ui-datepicker-title'>",
                monthHtml = "";

            // Month selection
            if (secondary || !changeMonth) {
                monthHtml += "<span class='ui-datepicker-month'>" + monthNames[drawMonth] + "</span>";
            } else {
                inMinYear = (minDate && minDate.getFullYear() === drawYear);
                inMaxYear = (maxDate && maxDate.getFullYear() === drawYear);
                monthHtml += "<select class='ui-datepicker-month' aria-label='" + selectMonthLabel + "' data-handler='selectMonth' data-event='change'>";
                for (month = 0; month < 12; month++) {
                    if ((!inMinYear || month >= minDate.getMonth()) && (!inMaxYear || month <= maxDate.getMonth())) {
                        monthHtml += "<option value='" + month + "'" +
                            (month === drawMonth ? " selected='selected'" : "") +
                            ">" + monthNamesShort[month] + "</option>";
                    }
                }
                monthHtml += "</select>";
            }

            if (!showMonthAfterYear) {
                html += monthHtml + (secondary || !(changeMonth && changeYear) ? "&#xa0;" : "");
            }

            // Year selection
            if (!inst.yearshtml) {
                inst.yearshtml = "";
                if (secondary || !changeYear) {
                    html += "<span class='ui-datepicker-year'>" + drawYear + "</span>";
                } else {

                    // determine range of years to display
                    years = this._get(inst, "yearRange").split(":");
                    thisYear = new Date().getFullYear();
                    determineYear = function (value) {
                        var year = (value.match(/c[+\-].*/) ? drawYear + parseInt(value.substring(1), 10) :
                            (value.match(/[+\-].*/) ? thisYear + parseInt(value, 10) :
                                parseInt(value, 10)));
                        return (isNaN(year) ? thisYear : year);
                    };
                    year = determineYear(years[0]);
                    endYear = Math.max(year, determineYear(years[1] || ""));
                    year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
                    endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
                    inst.yearshtml += "<select class='ui-datepicker-year' aria-label='" + selectYearLabel + "' data-handler='selectYear' data-event='change'>";
                    for (; year <= endYear; year++) {
                        inst.yearshtml += "<option value='" + year + "'" +
                            (year === drawYear ? " selected='selected'" : "") +
                            ">" + year + "</option>";
                    }
                    inst.yearshtml += "</select>";

                    html += inst.yearshtml;
                    inst.yearshtml = null;
                }
            }

            html += this._get(inst, "yearSuffix");
            if (showMonthAfterYear) {
                html += (secondary || !(changeMonth && changeYear) ? "&#xa0;" : "") + monthHtml;
            }
            html += "</div>"; // Close datepicker_header
            return html;
        },

        /* Adjust one of the date sub-fields. */
        _adjustInstDate: function (inst, offset, period) {
            var year = inst.selectedYear + (period === "Y" ? offset : 0),
                month = inst.selectedMonth + (period === "M" ? offset : 0),
                day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) + (period === "D" ? offset : 0),
                date = this._restrictMinMax(inst, this._daylightSavingAdjust(new Date(year, month, day)));

            inst.selectedDay = date.getDate();
            inst.drawMonth = inst.selectedMonth = date.getMonth();
            inst.drawYear = inst.selectedYear = date.getFullYear();
            if (period === "M" || period === "Y") {
                this._notifyChange(inst);
            }
        },

        /* Ensure a date is within any min/max bounds. */
        _restrictMinMax: function (inst, date) {
            var minDate = this._getMinMaxDate(inst, "min"),
                maxDate = this._getMinMaxDate(inst, "max"),
                newDate = (minDate && date < minDate ? minDate : date);
            return (maxDate && newDate > maxDate ? maxDate : newDate);
        },

        /* Notify change of month/year. */
        _notifyChange: function (inst) {
            var onChange = this._get(inst, "onChangeMonthYear");
            if (onChange) {
                onChange.apply((inst.input ? inst.input[0] : null),
                    [inst.selectedYear, inst.selectedMonth + 1, inst]);
            }
        },

        /* Determine the number of months to show. */
        _getNumberOfMonths: function (inst) {
            var numMonths = this._get(inst, "numberOfMonths");
            return (numMonths == null ? [1, 1] : (typeof numMonths === "number" ? [1, numMonths] : numMonths));
        },

        /* Determine the current maximum date - ensure no time components are set. */
        _getMinMaxDate: function (inst, minMax) {
            return this._determineDate(inst, this._get(inst, minMax + "Date"), null);
        },

        /* Find the number of days in a given month. */
        _getDaysInMonth: function (year, month) {
            return 32 - this._daylightSavingAdjust(new Date(year, month, 32)).getDate();
        },

        /* Find the day of the week of the first of a month. */
        _getFirstDayOfMonth: function (year, month) {
            return new Date(year, month, 1).getDay();
        },

        /* Determines if we should allow a "next/prev" month display change. */
        _canAdjustMonth: function (inst, offset, curYear, curMonth) {
            var numMonths = this._getNumberOfMonths(inst),
                date = this._daylightSavingAdjust(new Date(curYear,
                    curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));

            if (offset < 0) {
                date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
            }
            return this._isInRange(inst, date);
        },

        /* Is the given date in the accepted range? */
        _isInRange: function (inst, date) {
            var yearSplit, currentYear,
                minDate = this._getMinMaxDate(inst, "min"),
                maxDate = this._getMinMaxDate(inst, "max"),
                minYear = null,
                maxYear = null,
                years = this._get(inst, "yearRange");
            if (years) {
                yearSplit = years.split(":");
                currentYear = new Date().getFullYear();
                minYear = parseInt(yearSplit[0], 10);
                maxYear = parseInt(yearSplit[1], 10);
                if (yearSplit[0].match(/[+\-].*/)) {
                    minYear += currentYear;
                }
                if (yearSplit[1].match(/[+\-].*/)) {
                    maxYear += currentYear;
                }
            }

            return ((!minDate || date.getTime() >= minDate.getTime()) &&
                (!maxDate || date.getTime() <= maxDate.getTime()) &&
                (!minYear || date.getFullYear() >= minYear) &&
                (!maxYear || date.getFullYear() <= maxYear));
        },

        /* Provide the configuration settings for formatting/parsing. */
        _getFormatConfig: function (inst) {
            var shortYearCutoff = this._get(inst, "shortYearCutoff");
            shortYearCutoff = (typeof shortYearCutoff !== "string" ? shortYearCutoff :
                new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
            return {
                shortYearCutoff: shortYearCutoff,
                dayNamesShort: this._get(inst, "dayNamesShort"), dayNames: this._get(inst, "dayNames"),
                monthNamesShort: this._get(inst, "monthNamesShort"), monthNames: this._get(inst, "monthNames")
            };
        },

        /* Format the given date for display. */
        _formatDate: function (inst, day, month, year) {
            if (!day) {
                inst.currentDay = inst.selectedDay;
                inst.currentMonth = inst.selectedMonth;
                inst.currentYear = inst.selectedYear;
            }
            var date = (day ? (typeof day === "object" ? day :
                this._daylightSavingAdjust(new Date(year, month, day))) :
                this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
            return this.formatDate(this._get(inst, "dateFormat"), date, this._getFormatConfig(inst));
        }
    });

    /*
     * Bind hover events for datepicker elements.
     * Done via delegate so the binding only occurs once in the lifetime of the parent div.
     * Global datepicker_instActive, set by _updateDatepicker allows the handlers to find their way back to the active picker.
     */
    function datepicker_bindHover(dpDiv) {
        var selector = "button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a";
        return dpDiv.on("mouseout", selector, function () {
            $(this).removeClass("ui-state-hover");
            if (this.className.indexOf("ui-datepicker-prev") !== -1) {
                $(this).removeClass("ui-datepicker-prev-hover");
            }
            if (this.className.indexOf("ui-datepicker-next") !== -1) {
                $(this).removeClass("ui-datepicker-next-hover");
            }
        })
            .on("mouseover", selector, datepicker_handleMouseover);
    }

    function datepicker_handleMouseover() {
        if (!$.datepicker._isDisabledDatepicker(datepicker_instActive.inline ? datepicker_instActive.dpDiv.parent()[0] : datepicker_instActive.input[0])) {
            $(this).parents(".ui-datepicker-calendar").find("a").removeClass("ui-state-hover");
            $(this).addClass("ui-state-hover");
            if (this.className.indexOf("ui-datepicker-prev") !== -1) {
                $(this).addClass("ui-datepicker-prev-hover");
            }
            if (this.className.indexOf("ui-datepicker-next") !== -1) {
                $(this).addClass("ui-datepicker-next-hover");
            }
        }
    }

    /* jQuery extend now ignores nulls! */
    function datepicker_extendRemove(target, props) {
        $.extend(target, props);
        for (var name in props) {
            if (props[name] == null) {
                target[name] = props[name];
            }
        }
        return target;
    }

    /* Invoke the datepicker functionality.
       @param  options  string - a command, optionally followed by additional parameters or
                        Object - settings for attaching new datepicker functionality
       @return  jQuery object */
    $.fn.datepicker = function (options) {

        /* Verify an empty collection wasn't passed - Fixes #6976 */
        if (!this.length) {
            return this;
        }

        /* Initialise the date picker. */
        if (!$.datepicker.initialized) {
            $(document).on("mousedown", $.datepicker._checkExternalClick);
            $.datepicker.initialized = true;
        }

        /* Append datepicker main container to body if not exist. */
        if ($("#" + $.datepicker._mainDivId).length === 0) {
            $("body").append($.datepicker.dpDiv);
        }

        var otherArgs = Array.prototype.slice.call(arguments, 1);
        if (typeof options === "string" && (options === "isDisabled" || options === "getDate" || options === "widget")) {
            return $.datepicker["_" + options + "Datepicker"].
                apply($.datepicker, [this[0]].concat(otherArgs));
        }
        if (options === "option" && arguments.length === 2 && typeof arguments[1] === "string") {
            return $.datepicker["_" + options + "Datepicker"].
                apply($.datepicker, [this[0]].concat(otherArgs));
        }
        return this.each(function () {
            if (typeof options === "string") {
                $.datepicker["_" + options + "Datepicker"]
                    .apply($.datepicker, [this].concat(otherArgs));
            } else {
                $.datepicker._attachDatepicker(this, options);
            }
        });
    };

    $.datepicker = new Datepicker(); // singleton instance
    $.datepicker.initialized = false;
    $.datepicker.uuid = new Date().getTime();

    var widgetsDatepicker = $.datepicker;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Menu
    //>>group: Widgets
    //>>description: Creates nestable menus.
    //>>docs: https://api.jqueryui.com/menu/
    //>>demos: https://jqueryui.com/menu/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/menu.css
    //>>css.theme: ../../themes/base/theme.css


    var widgetsMenu = $.widget("ui.menu", {
        defaultElement: "<ul>",
        delay: 300,
        options: {
            icons: {
                submenu: "ui-icon-caret-1-e"
            },
            items: "> *",
            menus: "ul",
            position: {
                my: "left top",
                at: "right top"
            },
            role: "menu",

            // Callbacks
            blur: null,
            focus: null,
            select: null
        },

        _create: function () {
            this.activeMenu = this.element;

            // Flag used to prevent firing of the click handler
            // as the event bubbles up through nested menus
            this.mouseHandled = false;
            this.lastMousePosition = { x: null, y: null };
            this.element
                .uniqueId()
                .attr({
                    role: this.options.role,
                    tabIndex: 0
                });

            this._addClass("ui-menu", "ui-widget ui-widget-content");
            this._on({

                // Prevent focus from sticking to links inside menu after clicking
                // them (focus should always stay on UL during navigation).
                "mousedown .ui-menu-item": function (event) {
                    event.preventDefault();

                    this._activateItem(event);
                },
                "click .ui-menu-item": function (event) {
                    var target = $(event.target);
                    var active = $(this.document[0].activeElement);
                    if (!this.mouseHandled && target.not(".ui-state-disabled").length) {
                        this.select(event);

                        // Only set the mouseHandled flag if the event will bubble, see #9469.
                        if (!event.isPropagationStopped()) {
                            this.mouseHandled = true;
                        }

                        // Open submenu on click
                        if (target.has(".ui-menu").length) {
                            this.expand(event);
                        } else if (!this.element.is(":focus") &&
                            active.closest(".ui-menu").length) {

                            // Redirect focus to the menu
                            this.element.trigger("focus", [true]);

                            // If the active item is on the top level, let it stay active.
                            // Otherwise, blur the active item since it is no longer visible.
                            if (this.active && this.active.parents(".ui-menu").length === 1) {
                                clearTimeout(this.timer);
                            }
                        }
                    }
                },
                "mouseenter .ui-menu-item": "_activateItem",
                "mousemove .ui-menu-item": "_activateItem",
                mouseleave: "collapseAll",
                "mouseleave .ui-menu": "collapseAll",
                focus: function (event, keepActiveItem) {

                    // If there's already an active item, keep it active
                    // If not, activate the first item
                    var item = this.active || this._menuItems().first();

                    if (!keepActiveItem) {
                        this.focus(event, item);
                    }
                },
                blur: function (event) {
                    this._delay(function () {
                        var notContained = !$.contains(
                            this.element[0],
                            this.document[0].activeElement
                        );
                        if (notContained) {
                            this.collapseAll(event);
                        }
                    });
                },
                keydown: "_keydown"
            });

            this.refresh();

            // Clicks outside of a menu collapse any open menus
            this._on(this.document, {
                click: function (event) {
                    if (this._closeOnDocumentClick(event)) {
                        this.collapseAll(event, true);
                    }

                    // Reset the mouseHandled flag
                    this.mouseHandled = false;
                }
            });
        },

        _activateItem: function (event) {

            // Ignore mouse events while typeahead is active, see #10458.
            // Prevents focusing the wrong item when typeahead causes a scroll while the mouse
            // is over an item in the menu
            if (this.previousFilter) {
                return;
            }

            // If the mouse didn't actually move, but the page was scrolled, ignore the event (#9356)
            if (event.clientX === this.lastMousePosition.x &&
                event.clientY === this.lastMousePosition.y) {
                return;
            }

            this.lastMousePosition = {
                x: event.clientX,
                y: event.clientY
            };

            var actualTarget = $(event.target).closest(".ui-menu-item"),
                target = $(event.currentTarget);

            // Ignore bubbled events on parent items, see #11641
            if (actualTarget[0] !== target[0]) {
                return;
            }

            // If the item is already active, there's nothing to do
            if (target.is(".ui-state-active")) {
                return;
            }

            // Remove ui-state-active class from siblings of the newly focused menu item
            // to avoid a jump caused by adjacent elements both having a class with a border
            this._removeClass(target.siblings().children(".ui-state-active"),
                null, "ui-state-active");
            this.focus(event, target);
        },

        _destroy: function () {
            var items = this.element.find(".ui-menu-item")
                .removeAttr("role aria-disabled"),
                submenus = items.children(".ui-menu-item-wrapper")
                    .removeUniqueId()
                    .removeAttr("tabIndex role aria-haspopup");

            // Destroy (sub)menus
            this.element
                .removeAttr("aria-activedescendant")
                .find(".ui-menu").addBack()
                .removeAttr("role aria-labelledby aria-expanded aria-hidden aria-disabled " +
                    "tabIndex")
                .removeUniqueId()
                .show();

            submenus.children().each(function () {
                var elem = $(this);
                if (elem.data("ui-menu-submenu-caret")) {
                    elem.remove();
                }
            });
        },

        _keydown: function (event) {
            var match, prev, character, skip,
                preventDefault = true;

            switch (event.keyCode) {
                case $.ui.keyCode.PAGE_UP:
                    this.previousPage(event);
                    break;
                case $.ui.keyCode.PAGE_DOWN:
                    this.nextPage(event);
                    break;
                case $.ui.keyCode.HOME:
                    this._move("first", "first", event);
                    break;
                case $.ui.keyCode.END:
                    this._move("last", "last", event);
                    break;
                case $.ui.keyCode.UP:
                    this.previous(event);
                    break;
                case $.ui.keyCode.DOWN:
                    this.next(event);
                    break;
                case $.ui.keyCode.LEFT:
                    this.collapse(event);
                    break;
                case $.ui.keyCode.RIGHT:
                    if (this.active && !this.active.is(".ui-state-disabled")) {
                        this.expand(event);
                    }
                    break;
                case $.ui.keyCode.ENTER:
                case $.ui.keyCode.SPACE:
                    this._activate(event);
                    break;
                case $.ui.keyCode.ESCAPE:
                    this.collapse(event);
                    break;
                default:
                    preventDefault = false;
                    prev = this.previousFilter || "";
                    skip = false;

                    // Support number pad values
                    character = event.keyCode >= 96 && event.keyCode <= 105 ?
                        (event.keyCode - 96).toString() : String.fromCharCode(event.keyCode);

                    clearTimeout(this.filterTimer);

                    if (character === prev) {
                        skip = true;
                    } else {
                        character = prev + character;
                    }

                    match = this._filterMenuItems(character);
                    match = skip && match.index(this.active.next()) !== -1 ?
                        this.active.nextAll(".ui-menu-item") :
                        match;

                    // If no matches on the current filter, reset to the last character pressed
                    // to move down the menu to the first item that starts with that character
                    if (!match.length) {
                        character = String.fromCharCode(event.keyCode);
                        match = this._filterMenuItems(character);
                    }

                    if (match.length) {
                        this.focus(event, match);
                        this.previousFilter = character;
                        this.filterTimer = this._delay(function () {
                            delete this.previousFilter;
                        }, 1000);
                    } else {
                        delete this.previousFilter;
                    }
            }

            if (preventDefault) {
                event.preventDefault();
            }
        },

        _activate: function (event) {
            if (this.active && !this.active.is(".ui-state-disabled")) {
                if (this.active.children("[aria-haspopup='true']").length) {
                    this.expand(event);
                } else {
                    this.select(event);
                }
            }
        },

        refresh: function () {
            var menus, items, newSubmenus, newItems, newWrappers,
                that = this,
                icon = this.options.icons.submenu,
                submenus = this.element.find(this.options.menus);

            this._toggleClass("ui-menu-icons", null, !!this.element.find(".ui-icon").length);

            // Initialize nested menus
            newSubmenus = submenus.filter(":not(.ui-menu)")
                .hide()
                .attr({
                    role: this.options.role,
                    "aria-hidden": "true",
                    "aria-expanded": "false"
                })
                .each(function () {
                    var menu = $(this),
                        item = menu.prev(),
                        submenuCaret = $("<span>").data("ui-menu-submenu-caret", true);

                    that._addClass(submenuCaret, "ui-menu-icon", "ui-icon " + icon);
                    item
                        .attr("aria-haspopup", "true")
                        .prepend(submenuCaret);
                    menu.attr("aria-labelledby", item.attr("id"));
                });

            this._addClass(newSubmenus, "ui-menu", "ui-widget ui-widget-content ui-front");

            menus = submenus.add(this.element);
            items = menus.find(this.options.items);

            // Initialize menu-items containing spaces and/or dashes only as dividers
            items.not(".ui-menu-item").each(function () {
                var item = $(this);
                if (that._isDivider(item)) {
                    that._addClass(item, "ui-menu-divider", "ui-widget-content");
                }
            });

            // Don't refresh list items that are already adapted
            newItems = items.not(".ui-menu-item, .ui-menu-divider");
            newWrappers = newItems.children()
                .not(".ui-menu")
                .uniqueId()
                .attr({
                    tabIndex: -1,
                    role: this._itemRole()
                });
            this._addClass(newItems, "ui-menu-item")
                ._addClass(newWrappers, "ui-menu-item-wrapper");

            // Add aria-disabled attribute to any disabled menu item
            items.filter(".ui-state-disabled").attr("aria-disabled", "true");

            // If the active item has been removed, blur the menu
            if (this.active && !$.contains(this.element[0], this.active[0])) {
                this.blur();
            }
        },

        _itemRole: function () {
            return {
                menu: "menuitem",
                listbox: "option"
            }[this.options.role];
        },

        _setOption: function (key, value) {
            if (key === "icons") {
                var icons = this.element.find(".ui-menu-icon");
                this._removeClass(icons, null, this.options.icons.submenu)
                    ._addClass(icons, null, value.submenu);
            }
            this._super(key, value);
        },

        _setOptionDisabled: function (value) {
            this._super(value);

            this.element.attr("aria-disabled", String(value));
            this._toggleClass(null, "ui-state-disabled", !!value);
        },

        focus: function (event, item) {
            var nested, focused, activeParent;
            this.blur(event, event && event.type === "focus");

            this._scrollIntoView(item);

            this.active = item.first();

            focused = this.active.children(".ui-menu-item-wrapper");
            this._addClass(focused, null, "ui-state-active");

            // Only update aria-activedescendant if there's a role
            // otherwise we assume focus is managed elsewhere
            if (this.options.role) {
                this.element.attr("aria-activedescendant", focused.attr("id"));
            }

            // Highlight active parent menu item, if any
            activeParent = this.active
                .parent()
                .closest(".ui-menu-item")
                .children(".ui-menu-item-wrapper");
            this._addClass(activeParent, null, "ui-state-active");

            if (event && event.type === "keydown") {
                this._close();
            } else {
                this.timer = this._delay(function () {
                    this._close();
                }, this.delay);
            }

            nested = item.children(".ui-menu");
            if (nested.length && event && (/^mouse/.test(event.type))) {
                this._startOpening(nested);
            }
            this.activeMenu = item.parent();

            this._trigger("focus", event, { item: item });
        },

        _scrollIntoView: function (item) {
            var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
            if (this._hasScroll()) {
                borderTop = parseFloat($.css(this.activeMenu[0], "borderTopWidth")) || 0;
                paddingTop = parseFloat($.css(this.activeMenu[0], "paddingTop")) || 0;
                offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
                scroll = this.activeMenu.scrollTop();
                elementHeight = this.activeMenu.height();
                itemHeight = item.outerHeight();

                if (offset < 0) {
                    this.activeMenu.scrollTop(scroll + offset);
                } else if (offset + itemHeight > elementHeight) {
                    this.activeMenu.scrollTop(scroll + offset - elementHeight + itemHeight);
                }
            }
        },

        blur: function (event, fromFocus) {
            if (!fromFocus) {
                clearTimeout(this.timer);
            }

            if (!this.active) {
                return;
            }

            this._removeClass(this.active.children(".ui-menu-item-wrapper"),
                null, "ui-state-active");

            this._trigger("blur", event, { item: this.active });
            this.active = null;
        },

        _startOpening: function (submenu) {
            clearTimeout(this.timer);

            // Don't open if already open fixes a Firefox bug that caused a .5 pixel
            // shift in the submenu position when mousing over the caret icon
            if (submenu.attr("aria-hidden") !== "true") {
                return;
            }

            this.timer = this._delay(function () {
                this._close();
                this._open(submenu);
            }, this.delay);
        },

        _open: function (submenu) {
            var position = $.extend({
                of: this.active
            }, this.options.position);

            clearTimeout(this.timer);
            this.element.find(".ui-menu").not(submenu.parents(".ui-menu"))
                .hide()
                .attr("aria-hidden", "true");

            submenu
                .show()
                .removeAttr("aria-hidden")
                .attr("aria-expanded", "true")
                .position(position);
        },

        collapseAll: function (event, all) {
            clearTimeout(this.timer);
            this.timer = this._delay(function () {

                // If we were passed an event, look for the submenu that contains the event
                var currentMenu = all ? this.element :
                    $(event && event.target).closest(this.element.find(".ui-menu"));

                // If we found no valid submenu ancestor, use the main menu to close all
                // sub menus anyway
                if (!currentMenu.length) {
                    currentMenu = this.element;
                }

                this._close(currentMenu);

                this.blur(event);

                // Work around active item staying active after menu is blurred
                this._removeClass(currentMenu.find(".ui-state-active"), null, "ui-state-active");

                this.activeMenu = currentMenu;
            }, all ? 0 : this.delay);
        },

        // With no arguments, closes the currently active menu - if nothing is active
        // it closes all menus.  If passed an argument, it will search for menus BELOW
        _close: function (startMenu) {
            if (!startMenu) {
                startMenu = this.active ? this.active.parent() : this.element;
            }

            startMenu.find(".ui-menu")
                .hide()
                .attr("aria-hidden", "true")
                .attr("aria-expanded", "false");
        },

        _closeOnDocumentClick: function (event) {
            return !$(event.target).closest(".ui-menu").length;
        },

        _isDivider: function (item) {

            // Match hyphen, em dash, en dash
            return !/[^\-\u2014\u2013\s]/.test(item.text());
        },

        collapse: function (event) {
            var newItem = this.active &&
                this.active.parent().closest(".ui-menu-item", this.element);
            if (newItem && newItem.length) {
                this._close();
                this.focus(event, newItem);
            }
        },

        expand: function (event) {
            var newItem = this.active && this._menuItems(this.active.children(".ui-menu")).first();

            if (newItem && newItem.length) {
                this._open(newItem.parent());

                // Delay so Firefox will not hide activedescendant change in expanding submenu from AT
                this._delay(function () {
                    this.focus(event, newItem);
                });
            }
        },

        next: function (event) {
            this._move("next", "first", event);
        },

        previous: function (event) {
            this._move("prev", "last", event);
        },

        isFirstItem: function () {
            return this.active && !this.active.prevAll(".ui-menu-item").length;
        },

        isLastItem: function () {
            return this.active && !this.active.nextAll(".ui-menu-item").length;
        },

        _menuItems: function (menu) {
            return (menu || this.element)
                .find(this.options.items)
                .filter(".ui-menu-item");
        },

        _move: function (direction, filter, event) {
            var next;
            if (this.active) {
                if (direction === "first" || direction === "last") {
                    next = this.active
                    [direction === "first" ? "prevAll" : "nextAll"](".ui-menu-item")
                        .last();
                } else {
                    next = this.active
                    [direction + "All"](".ui-menu-item")
                        .first();
                }
            }
            if (!next || !next.length || !this.active) {
                next = this._menuItems(this.activeMenu)[filter]();
            }

            this.focus(event, next);
        },

        nextPage: function (event) {
            var item, base, height;

            if (!this.active) {
                this.next(event);
                return;
            }
            if (this.isLastItem()) {
                return;
            }
            if (this._hasScroll()) {
                base = this.active.offset().top;
                height = this.element.innerHeight();

                // jQuery 3.2 doesn't include scrollbars in innerHeight, add it back.
                if ($.fn.jquery.indexOf("3.2.") === 0) {
                    height += this.element[0].offsetHeight - this.element.outerHeight();
                }

                this.active.nextAll(".ui-menu-item").each(function () {
                    item = $(this);
                    return item.offset().top - base - height < 0;
                });

                this.focus(event, item);
            } else {
                this.focus(event, this._menuItems(this.activeMenu)
                [!this.active ? "first" : "last"]());
            }
        },

        previousPage: function (event) {
            var item, base, height;
            if (!this.active) {
                this.next(event);
                return;
            }
            if (this.isFirstItem()) {
                return;
            }
            if (this._hasScroll()) {
                base = this.active.offset().top;
                height = this.element.innerHeight();

                // jQuery 3.2 doesn't include scrollbars in innerHeight, add it back.
                if ($.fn.jquery.indexOf("3.2.") === 0) {
                    height += this.element[0].offsetHeight - this.element.outerHeight();
                }

                this.active.prevAll(".ui-menu-item").each(function () {
                    item = $(this);
                    return item.offset().top - base + height > 0;
                });

                this.focus(event, item);
            } else {
                this.focus(event, this._menuItems(this.activeMenu).first());
            }
        },

        _hasScroll: function () {
            return this.element.outerHeight() < this.element.prop("scrollHeight");
        },

        select: function (event) {

            // TODO: It should never be possible to not have an active item at this
            // point, but the tests don't trigger mouseenter before click.
            this.active = this.active || $(event.target).closest(".ui-menu-item");
            var ui = { item: this.active };
            if (!this.active.has(".ui-menu").length) {
                this.collapseAll(event, true);
            }
            this._trigger("select", event, ui);
        },

        _filterMenuItems: function (character) {
            var escapedCharacter = character.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&"),
                regex = new RegExp("^" + escapedCharacter, "i");

            return this.activeMenu
                .find(this.options.items)

                // Only match on items, not dividers or other content (#10571)
                .filter(".ui-menu-item")
                .filter(function () {
                    return regex.test(
                        String.prototype.trim.call(
                            $(this).children(".ui-menu-item-wrapper").text()));
                });
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Tabs
    //>>group: Widgets
    //>>description: Transforms a set of container elements into a tab structure.
    //>>docs: https://api.jqueryui.com/tabs/
    //>>demos: https://jqueryui.com/tabs/
    //>>css.structure: ../../themes/base/core.css
    //>>css.structure: ../../themes/base/tabs.css
    //>>css.theme: ../../themes/base/theme.css


    $.widget("ui.tabs", {
        delay: 300,
        options: {
            active: null,
            classes: {
                "ui-tabs": "ui-corner-all",
                "ui-tabs-nav": "ui-corner-all",
                "ui-tabs-panel": "ui-corner-bottom",
                "ui-tabs-tab": "ui-corner-top"
            },
            collapsible: false,
            event: "click",
            heightStyle: "content",
            hide: null,
            show: null,

            // Callbacks
            activate: null,
            beforeActivate: null,
            beforeLoad: null,
            load: null
        },

        _isLocal: (function () {
            var rhash = /#.*$/;

            return function (anchor) {
                var anchorUrl, locationUrl;

                anchorUrl = anchor.href.replace(rhash, "");
                locationUrl = location.href.replace(rhash, "");

                // Decoding may throw an error if the URL isn't UTF-8 (#9518)
                try {
                    anchorUrl = decodeURIComponent(anchorUrl);
                } catch (error) { }
                try {
                    locationUrl = decodeURIComponent(locationUrl);
                } catch (error) { }

                return anchor.hash.length > 1 && anchorUrl === locationUrl;
            };
        })(),

        _create: function () {
            var that = this,
                options = this.options;

            this.running = false;

            this._addClass("ui-tabs", "ui-widget ui-widget-content");
            this._toggleClass("ui-tabs-collapsible", null, options.collapsible);

            this._processTabs();
            options.active = this._initialActive();

            // Take disabling tabs via class attribute from HTML
            // into account and update option properly.
            if (Array.isArray(options.disabled)) {
                options.disabled = $.uniqueSort(options.disabled.concat(
                    $.map(this.tabs.filter(".ui-state-disabled"), function (li) {
                        return that.tabs.index(li);
                    })
                )).sort();
            }

            // Check for length avoids error when initializing empty list
            if (this.options.active !== false && this.anchors.length) {
                this.active = this._findActive(options.active);
            } else {
                this.active = $();
            }

            this._refresh();

            if (this.active.length) {
                this.load(options.active);
            }
        },

        _initialActive: function () {
            var active = this.options.active,
                collapsible = this.options.collapsible,
                locationHashDecoded = decodeURIComponent(location.hash.substring(1));

            if (active === null) {

                // check the fragment identifier in the URL
                if (locationHashDecoded) {
                    this.tabs.each(function (i, tab) {
                        if ($(tab).attr("aria-controls") === locationHashDecoded) {
                            active = i;
                            return false;
                        }
                    });
                }

                // Check for a tab marked active via a class
                if (active === null) {
                    active = this.tabs.index(this.tabs.filter(".ui-tabs-active"));
                }

                // No active tab, set to false
                if (active === null || active === -1) {
                    active = this.tabs.length ? 0 : false;
                }
            }

            // Handle numbers: negative, out of range
            if (active !== false) {
                active = this.tabs.index(this.tabs.eq(active));
                if (active === -1) {
                    active = collapsible ? false : 0;
                }
            }

            // Don't allow collapsible: false and active: false
            if (!collapsible && active === false && this.anchors.length) {
                active = 0;
            }

            return active;
        },

        _getCreateEventData: function () {
            return {
                tab: this.active,
                panel: !this.active.length ? $() : this._getPanelForTab(this.active)
            };
        },

        _tabKeydown: function (event) {
            var focusedTab = $(this.document[0].activeElement).closest("li"),
                selectedIndex = this.tabs.index(focusedTab),
                goingForward = true;

            if (this._handlePageNav(event)) {
                return;
            }

            switch (event.keyCode) {
                case $.ui.keyCode.RIGHT:
                case $.ui.keyCode.DOWN:
                    selectedIndex++;
                    break;
                case $.ui.keyCode.UP:
                case $.ui.keyCode.LEFT:
                    goingForward = false;
                    selectedIndex--;
                    break;
                case $.ui.keyCode.END:
                    selectedIndex = this.anchors.length - 1;
                    break;
                case $.ui.keyCode.HOME:
                    selectedIndex = 0;
                    break;
                case $.ui.keyCode.SPACE:

                    // Activate only, no collapsing
                    event.preventDefault();
                    clearTimeout(this.activating);
                    this._activate(selectedIndex);
                    return;
                case $.ui.keyCode.ENTER:

                    // Toggle (cancel delayed activation, allow collapsing)
                    event.preventDefault();
                    clearTimeout(this.activating);

                    // Determine if we should collapse or activate
                    this._activate(selectedIndex === this.options.active ? false : selectedIndex);
                    return;
                default:
                    return;
            }

            // Focus the appropriate tab, based on which key was pressed
            event.preventDefault();
            clearTimeout(this.activating);
            selectedIndex = this._focusNextTab(selectedIndex, goingForward);

            // Navigating with control/command key will prevent automatic activation
            if (!event.ctrlKey && !event.metaKey) {

                // Update aria-selected immediately so that AT think the tab is already selected.
                // Otherwise AT may confuse the user by stating that they need to activate the tab,
                // but the tab will already be activated by the time the announcement finishes.
                focusedTab.attr("aria-selected", "false");
                this.tabs.eq(selectedIndex).attr("aria-selected", "true");

                this.activating = this._delay(function () {
                    this.option("active", selectedIndex);
                }, this.delay);
            }
        },

        _panelKeydown: function (event) {
            if (this._handlePageNav(event)) {
                return;
            }

            // Ctrl+up moves focus to the current tab
            if (event.ctrlKey && event.keyCode === $.ui.keyCode.UP) {
                event.preventDefault();
                this.active.trigger("focus");
            }
        },

        // Alt+page up/down moves focus to the previous/next tab (and activates)
        _handlePageNav: function (event) {
            if (event.altKey && event.keyCode === $.ui.keyCode.PAGE_UP) {
                this._activate(this._focusNextTab(this.options.active - 1, false));
                return true;
            }
            if (event.altKey && event.keyCode === $.ui.keyCode.PAGE_DOWN) {
                this._activate(this._focusNextTab(this.options.active + 1, true));
                return true;
            }
        },

        _findNextTab: function (index, goingForward) {
            var lastTabIndex = this.tabs.length - 1;

            function constrain() {
                if (index > lastTabIndex) {
                    index = 0;
                }
                if (index < 0) {
                    index = lastTabIndex;
                }
                return index;
            }

            while ($.inArray(constrain(), this.options.disabled) !== -1) {
                index = goingForward ? index + 1 : index - 1;
            }

            return index;
        },

        _focusNextTab: function (index, goingForward) {
            index = this._findNextTab(index, goingForward);
            this.tabs.eq(index).trigger("focus");
            return index;
        },

        _setOption: function (key, value) {
            if (key === "active") {

                // _activate() will handle invalid values and update this.options
                this._activate(value);
                return;
            }

            this._super(key, value);

            if (key === "collapsible") {
                this._toggleClass("ui-tabs-collapsible", null, value);

                // Setting collapsible: false while collapsed; open first panel
                if (!value && this.options.active === false) {
                    this._activate(0);
                }
            }

            if (key === "event") {
                this._setupEvents(value);
            }

            if (key === "heightStyle") {
                this._setupHeightStyle(value);
            }
        },

        refresh: function () {
            var options = this.options,
                lis = this.tablist.children(":has(a[href])");

            // Get disabled tabs from class attribute from HTML
            // this will get converted to a boolean if needed in _refresh()
            options.disabled = $.map(lis.filter(".ui-state-disabled"), function (tab) {
                return lis.index(tab);
            });

            this._processTabs();

            // Was collapsed or no tabs
            if (options.active === false || !this.anchors.length) {
                options.active = false;
                this.active = $();

                // was active, but active tab is gone
            } else if (this.active.length && !$.contains(this.tablist[0], this.active[0])) {

                // all remaining tabs are disabled
                if (this.tabs.length === options.disabled.length) {
                    options.active = false;
                    this.active = $();

                    // activate previous tab
                } else {
                    this._activate(this._findNextTab(Math.max(0, options.active - 1), false));
                }

                // was active, active tab still exists
            } else {

                // make sure active index is correct
                options.active = this.tabs.index(this.active);
            }

            this._refresh();
        },

        _refresh: function () {
            this._setOptionDisabled(this.options.disabled);
            this._setupEvents(this.options.event);
            this._setupHeightStyle(this.options.heightStyle);

            this.tabs.not(this.active).attr({
                "aria-selected": "false",
                "aria-expanded": "false",
                tabIndex: -1
            });
            this.panels.not(this._getPanelForTab(this.active))
                .hide()
                .attr({
                    "aria-hidden": "true"
                });

            // Make sure one tab is in the tab order
            if (!this.active.length) {
                this.tabs.eq(0).attr("tabIndex", 0);
            } else {
                this.active
                    .attr({
                        "aria-selected": "true",
                        "aria-expanded": "true",
                        tabIndex: 0
                    });
                this._addClass(this.active, "ui-tabs-active", "ui-state-active");
                this._getPanelForTab(this.active)
                    .show()
                    .attr({
                        "aria-hidden": "false"
                    });
            }
        },

        _processTabs: function () {
            var that = this,
                prevTabs = this.tabs,
                prevAnchors = this.anchors,
                prevPanels = this.panels;

            this.tablist = this._getList().attr("role", "tablist");
            this._addClass(this.tablist, "ui-tabs-nav",
                "ui-helper-reset ui-helper-clearfix ui-widget-header");

            // Prevent users from focusing disabled tabs via click
            this.tablist
                .on("mousedown" + this.eventNamespace, "> li", function (event) {
                    if ($(this).is(".ui-state-disabled")) {
                        event.preventDefault();
                    }
                });

            this.tabs = this.tablist.find("> li:has(a[href])")
                .attr({
                    role: "tab",
                    tabIndex: -1
                });
            this._addClass(this.tabs, "ui-tabs-tab", "ui-state-default");

            this.anchors = this.tabs.map(function () {
                return $("a", this)[0];
            })
                .attr({
                    tabIndex: -1
                });
            this._addClass(this.anchors, "ui-tabs-anchor");

            this.panels = $();

            this.anchors.each(function (i, anchor) {
                var selector, panel, panelId,
                    anchorId = $(anchor).uniqueId().attr("id"),
                    tab = $(anchor).closest("li"),
                    originalAriaControls = tab.attr("aria-controls");

                // Inline tab
                if (that._isLocal(anchor)) {
                    selector = decodeURIComponent(anchor.hash);
                    panelId = selector.substring(1);
                    panel = that.element.find("#" + CSS.escape(panelId));

                    // remote tab
                } else {

                    // If the tab doesn't already have aria-controls,
                    // generate an id by using a throw-away element
                    panelId = tab.attr("aria-controls") || $({}).uniqueId()[0].id;
                    selector = "#" + panelId;
                    panel = that.element.find(selector);
                    if (!panel.length) {
                        panel = that._createPanel(panelId);
                        panel.insertAfter(that.panels[i - 1] || that.tablist);
                    }
                    panel.attr("aria-live", "polite");
                }

                if (panel.length) {
                    that.panels = that.panels.add(panel);
                }
                if (originalAriaControls) {
                    tab.data("ui-tabs-aria-controls", originalAriaControls);
                }
                tab.attr({
                    "aria-controls": panelId,
                    "aria-labelledby": anchorId
                });
                panel.attr("aria-labelledby", anchorId);
            });

            this.panels.attr("role", "tabpanel");
            this._addClass(this.panels, "ui-tabs-panel", "ui-widget-content");

            // Avoid memory leaks (#10056)
            if (prevTabs) {
                this._off(prevTabs.not(this.tabs));
                this._off(prevAnchors.not(this.anchors));
                this._off(prevPanels.not(this.panels));
            }
        },

        // Allow overriding how to find the list for rare usage scenarios (#7715)
        _getList: function () {
            return this.tablist || this.element.find("ol, ul").eq(0);
        },

        _createPanel: function (id) {
            return $("<div>")
                .attr("id", id)
                .data("ui-tabs-destroy", true);
        },

        _setOptionDisabled: function (disabled) {
            var currentItem, li, i;

            if (Array.isArray(disabled)) {
                if (!disabled.length) {
                    disabled = false;
                } else if (disabled.length === this.anchors.length) {
                    disabled = true;
                }
            }

            // Disable tabs
            for (i = 0; (li = this.tabs[i]); i++) {
                currentItem = $(li);
                if (disabled === true || $.inArray(i, disabled) !== -1) {
                    currentItem.attr("aria-disabled", "true");
                    this._addClass(currentItem, null, "ui-state-disabled");
                } else {
                    currentItem.removeAttr("aria-disabled");
                    this._removeClass(currentItem, null, "ui-state-disabled");
                }
            }

            this.options.disabled = disabled;

            this._toggleClass(this.widget(), this.widgetFullName + "-disabled", null,
                disabled === true);
        },

        _setupEvents: function (event) {
            var events = {};
            if (event) {
                $.each(event.split(" "), function (index, eventName) {
                    events[eventName] = "_eventHandler";
                });
            }

            this._off(this.anchors.add(this.tabs).add(this.panels));

            // Always prevent the default action, even when disabled
            this._on(true, this.anchors, {
                click: function (event) {
                    event.preventDefault();
                }
            });
            this._on(this.anchors, events);
            this._on(this.tabs, { keydown: "_tabKeydown" });
            this._on(this.panels, { keydown: "_panelKeydown" });

            this._focusable(this.tabs);
            this._hoverable(this.tabs);
        },

        _setupHeightStyle: function (heightStyle) {
            var maxHeight,
                parent = this.element.parent();

            if (heightStyle === "fill") {
                maxHeight = parent.height();
                maxHeight -= this.element.outerHeight() - this.element.height();

                this.element.siblings(":visible").each(function () {
                    var elem = $(this),
                        position = elem.css("position");

                    if (position === "absolute" || position === "fixed") {
                        return;
                    }
                    maxHeight -= elem.outerHeight(true);
                });

                this.element.children().not(this.panels).each(function () {
                    maxHeight -= $(this).outerHeight(true);
                });

                this.panels.each(function () {
                    $(this).height(Math.max(0, maxHeight -
                        $(this).innerHeight() + $(this).height()));
                })
                    .css("overflow", "auto");
            } else if (heightStyle === "auto") {
                maxHeight = 0;
                this.panels.each(function () {
                    maxHeight = Math.max(maxHeight, $(this).height("").height());
                }).height(maxHeight);
            }
        },

        _eventHandler: function (event) {
            var options = this.options,
                active = this.active,
                anchor = $(event.currentTarget),
                tab = anchor.closest("li"),
                clickedIsActive = tab[0] === active[0],
                collapsing = clickedIsActive && options.collapsible,
                toShow = collapsing ? $() : this._getPanelForTab(tab),
                toHide = !active.length ? $() : this._getPanelForTab(active),
                eventData = {
                    oldTab: active,
                    oldPanel: toHide,
                    newTab: collapsing ? $() : tab,
                    newPanel: toShow
                };

            event.preventDefault();

            if (tab.hasClass("ui-state-disabled") ||

                // tab is already loading
                tab.hasClass("ui-tabs-loading") ||

                // can't switch durning an animation
                this.running ||

                // click on active header, but not collapsible
                (clickedIsActive && !options.collapsible) ||

                // allow canceling activation
                (this._trigger("beforeActivate", event, eventData) === false)) {
                return;
            }

            options.active = collapsing ? false : this.tabs.index(tab);

            this.active = clickedIsActive ? $() : tab;
            if (this.xhr) {
                this.xhr.abort();
            }

            if (!toHide.length && !toShow.length) {
                $.error("jQuery UI Tabs: Mismatching fragment identifier.");
            }

            if (toShow.length) {
                this.load(this.tabs.index(tab), event);
            }
            this._toggle(event, eventData);
        },

        // Handles show/hide for selecting tabs
        _toggle: function (event, eventData) {
            var that = this,
                toShow = eventData.newPanel,
                toHide = eventData.oldPanel;

            this.running = true;

            function complete() {
                that.running = false;
                that._trigger("activate", event, eventData);
            }

            function show() {
                that._addClass(eventData.newTab.closest("li"), "ui-tabs-active", "ui-state-active");

                if (toShow.length && that.options.show) {
                    that._show(toShow, that.options.show, complete);
                } else {
                    toShow.show();
                    complete();
                }
            }

            // Start out by hiding, then showing, then completing
            if (toHide.length && this.options.hide) {
                this._hide(toHide, this.options.hide, function () {
                    that._removeClass(eventData.oldTab.closest("li"),
                        "ui-tabs-active", "ui-state-active");
                    show();
                });
            } else {
                this._removeClass(eventData.oldTab.closest("li"),
                    "ui-tabs-active", "ui-state-active");
                toHide.hide();
                show();
            }

            toHide.attr("aria-hidden", "true");
            eventData.oldTab.attr({
                "aria-selected": "false",
                "aria-expanded": "false"
            });

            // If we're switching tabs, remove the old tab from the tab order.
            // If we're opening from collapsed state, remove the previous tab from the tab order.
            // If we're collapsing, then keep the collapsing tab in the tab order.
            if (toShow.length && toHide.length) {
                eventData.oldTab.attr("tabIndex", -1);
            } else if (toShow.length) {
                this.tabs.filter(function () {
                    return $(this).attr("tabIndex") === 0;
                })
                    .attr("tabIndex", -1);
            }

            toShow.attr("aria-hidden", "false");
            eventData.newTab.attr({
                "aria-selected": "true",
                "aria-expanded": "true",
                tabIndex: 0
            });
        },

        _activate: function (index) {
            var anchor,
                active = this._findActive(index);

            // Trying to activate the already active panel
            if (active[0] === this.active[0]) {
                return;
            }

            // Trying to collapse, simulate a click on the current active header
            if (!active.length) {
                active = this.active;
            }

            anchor = active.find(".ui-tabs-anchor")[0];
            this._eventHandler({
                target: anchor,
                currentTarget: anchor,
                preventDefault: $.noop
            });
        },

        _findActive: function (index) {
            return index === false ? $() : this.tabs.eq(index);
        },

        _getIndex: function (index) {

            // meta-function to give users option to provide a href string instead of a numerical index.
            if (typeof index === "string") {
                index = this.anchors.index(this.anchors.filter("[href$='" +
                    CSS.escape(index) + "']"));
            }

            return index;
        },

        _destroy: function () {
            if (this.xhr) {
                this.xhr.abort();
            }

            this.tablist
                .removeAttr("role")
                .off(this.eventNamespace);

            this.anchors
                .removeAttr("role tabIndex")
                .removeUniqueId();

            this.tabs.add(this.panels).each(function () {
                if ($.data(this, "ui-tabs-destroy")) {
                    $(this).remove();
                } else {
                    $(this).removeAttr("role tabIndex " +
                        "aria-live aria-busy aria-selected aria-labelledby aria-hidden aria-expanded");
                }
            });

            this.tabs.each(function () {
                var li = $(this),
                    prev = li.data("ui-tabs-aria-controls");
                if (prev) {
                    li
                        .attr("aria-controls", prev)
                        .removeData("ui-tabs-aria-controls");
                } else {
                    li.removeAttr("aria-controls");
                }
            });

            this.panels.show();

            if (this.options.heightStyle !== "content") {
                this.panels.css("height", "");
            }
        },

        enable: function (index) {
            var disabled = this.options.disabled;
            if (disabled === false) {
                return;
            }

            if (index === undefined) {
                disabled = false;
            } else {
                index = this._getIndex(index);
                if (Array.isArray(disabled)) {
                    disabled = $.map(disabled, function (num) {
                        return num !== index ? num : null;
                    });
                } else {
                    disabled = $.map(this.tabs, function (li, num) {
                        return num !== index ? num : null;
                    });
                }
            }
            this._setOptionDisabled(disabled);
        },

        disable: function (index) {
            var disabled = this.options.disabled;
            if (disabled === true) {
                return;
            }

            if (index === undefined) {
                disabled = true;
            } else {
                index = this._getIndex(index);
                if ($.inArray(index, disabled) !== -1) {
                    return;
                }
                if (Array.isArray(disabled)) {
                    disabled = $.merge([index], disabled).sort();
                } else {
                    disabled = [index];
                }
            }
            this._setOptionDisabled(disabled);
        },

        load: function (index, event) {
            index = this._getIndex(index);
            var that = this,
                tab = this.tabs.eq(index),
                anchor = tab.find(".ui-tabs-anchor"),
                panel = this._getPanelForTab(tab),
                eventData = {
                    tab: tab,
                    panel: panel
                },
                complete = function (jqXHR, status) {
                    if (status === "abort") {
                        that.panels.stop(false, true);
                    }

                    that._removeClass(tab, "ui-tabs-loading");
                    panel.removeAttr("aria-busy");

                    if (jqXHR === that.xhr) {
                        delete that.xhr;
                    }
                };

            // Not remote
            if (this._isLocal(anchor[0])) {
                return;
            }

            this.xhr = $.ajax(this._ajaxSettings(anchor, event, eventData));

            if (this.xhr.statusText !== "canceled") {
                this._addClass(tab, "ui-tabs-loading");
                panel.attr("aria-busy", "true");

                this.xhr
                    .done(function (response, status, jqXHR) {
                        panel.html(response);
                        that._trigger("load", event, eventData);

                        complete(jqXHR, status);
                    })
                    .fail(function (jqXHR, status) {
                        complete(jqXHR, status);
                    });
            }
        },

        _ajaxSettings: function (anchor, event, eventData) {
            var that = this;
            return {
                url: anchor.attr("href"),
                beforeSend: function (jqXHR, settings) {
                    return that._trigger("beforeLoad", event,
                        $.extend({ jqXHR: jqXHR, ajaxSettings: settings }, eventData));
                }
            };
        },

        _getPanelForTab: function (tab) {
            var id = $(tab).attr("aria-controls");
            return this.element.find("#" + CSS.escape(id));
        }
    });

    // DEPRECATED
    // TODO: Switch return back to widget declaration at top of file when this is removed
    if ($.uiBackCompat === true) {

        // Backcompat for ui-tab class (now ui-tabs-tab)
        $.widget("ui.tabs", $.ui.tabs, {
            _processTabs: function () {
                this._superApply(arguments);
                this._addClass(this.tabs, "ui-tab");
            }
        });
    }

    var widgetsTabs = $.ui.tabs;



    // Create a local jQuery because jQuery Color relies on it and the
    // global may not exist with AMD and a custom build (#10199).
    // This module is a noop if used as a regular AMD module.
    // eslint-disable-next-line no-unused-vars
    var jQuery = $;


    /*!
     * jQuery Color Animations v3.0.0
     * https://github.com/jquery/jquery-color
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     *
     * Date: Wed May 15 16:49:44 2024 +0200
     */


    var stepHooks = "backgroundColor borderBottomColor borderLeftColor borderRightColor " +
        "borderTopColor color columnRuleColor outlineColor textDecorationColor textEmphasisColor",

        class2type = {},
        toString = class2type.toString,

        // plusequals test for += 100 -= 100
        rplusequals = /^([\-+])=\s*(\d+\.?\d*)/,

        // a set of RE's that can match strings and generate color tuples.
        stringParsers = [{
            re: /rgba?\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
            parse: function (execResult) {
                return [
                    execResult[1],
                    execResult[2],
                    execResult[3],
                    execResult[4]
                ];
            }
        }, {
            re: /rgba?\(\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
            parse: function (execResult) {
                return [
                    execResult[1] * 2.55,
                    execResult[2] * 2.55,
                    execResult[3] * 2.55,
                    execResult[4]
                ];
            }
        }, {

            // this regex ignores A-F because it's compared against an already lowercased string
            re: /#([a-f0-9]{2})([a-f0-9]{2})([a-f0-9]{2})([a-f0-9]{2})?/,
            parse: function (execResult) {
                return [
                    parseInt(execResult[1], 16),
                    parseInt(execResult[2], 16),
                    parseInt(execResult[3], 16),
                    execResult[4] ?
                        (parseInt(execResult[4], 16) / 255).toFixed(2) :
                        1
                ];
            }
        }, {

            // this regex ignores A-F because it's compared against an already lowercased string
            re: /#([a-f0-9])([a-f0-9])([a-f0-9])([a-f0-9])?/,
            parse: function (execResult) {
                return [
                    parseInt(execResult[1] + execResult[1], 16),
                    parseInt(execResult[2] + execResult[2], 16),
                    parseInt(execResult[3] + execResult[3], 16),
                    execResult[4] ?
                        (parseInt(execResult[4] + execResult[4], 16) / 255)
                            .toFixed(2) :
                        1
                ];
            }
        }, {
            re: /hsla?\(\s*(\d+(?:\.\d+)?)\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d?(?:\.\d+)?)\s*)?\)/,
            space: "hsla",
            parse: function (execResult) {
                return [
                    execResult[1],
                    execResult[2] / 100,
                    execResult[3] / 100,
                    execResult[4]
                ];
            }
        }],

        // jQuery.Color( )
        color = jQuery.Color = function (color, green, blue, alpha) {
            return new jQuery.Color.fn.parse(color, green, blue, alpha);
        },
        spaces = {
            rgba: {
                props: {
                    red: {
                        idx: 0,
                        type: "byte"
                    },
                    green: {
                        idx: 1,
                        type: "byte"
                    },
                    blue: {
                        idx: 2,
                        type: "byte"
                    }
                }
            },

            hsla: {
                props: {
                    hue: {
                        idx: 0,
                        type: "degrees"
                    },
                    saturation: {
                        idx: 1,
                        type: "percent"
                    },
                    lightness: {
                        idx: 2,
                        type: "percent"
                    }
                }
            }
        },
        propTypes = {
            "byte": {
                floor: true,
                max: 255
            },
            "percent": {
                max: 1
            },
            "degrees": {
                mod: 360,
                floor: true
            }
        },

        // colors = jQuery.Color.names
        colors,

        // local aliases of functions called often
        each = jQuery.each;

    // define cache name and alpha properties
    // for rgba and hsla spaces
    each(spaces, function (spaceName, space) {
        space.cache = "_" + spaceName;
        space.props.alpha = {
            idx: 3,
            type: "percent",
            def: 1
        };
    });

    // Populate the class2type map
    jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),
        function (_i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase();
        });

    function getType(obj) {
        if (obj == null) {
            return obj + "";
        }

        return typeof obj === "object" ?
            class2type[toString.call(obj)] || "object" :
            typeof obj;
    }

    function clamp(value, prop, allowEmpty) {
        var type = propTypes[prop.type] || {};

        if (value == null) {
            return (allowEmpty || !prop.def) ? null : prop.def;
        }

        // ~~ is an short way of doing floor for positive numbers
        value = type.floor ? ~~value : parseFloat(value);

        if (type.mod) {

            // we add mod before modding to make sure that negatives values
            // get converted properly: -10 -> 350
            return (value + type.mod) % type.mod;
        }

        // for now all property types without mod have min and max
        return Math.min(type.max, Math.max(0, value));
    }

    function stringParse(string) {
        var inst = color(),
            rgba = inst._rgba = [];

        string = string.toLowerCase();

        each(stringParsers, function (_i, parser) {
            var parsed,
                match = parser.re.exec(string),
                values = match && parser.parse(match),
                spaceName = parser.space || "rgba";

            if (values) {
                parsed = inst[spaceName](values);

                // if this was an rgba parse the assignment might happen twice
                // oh well....
                inst[spaces[spaceName].cache] = parsed[spaces[spaceName].cache];
                rgba = inst._rgba = parsed._rgba;

                // exit each( stringParsers ) here because we matched
                return false;
            }
        });

        // Found a stringParser that handled it
        if (rgba.length) {

            // if this came from a parsed string, force "transparent" when alpha is 0
            // chrome, (and maybe others) return "transparent" as rgba(0,0,0,0)
            if (rgba.join() === "0,0,0,0") {
                jQuery.extend(rgba, colors.transparent);
            }
            return inst;
        }

        // named colors
        return colors[string];
    }

    color.fn = jQuery.extend(color.prototype, {
        parse: function (red, green, blue, alpha) {
            if (red === undefined) {
                this._rgba = [null, null, null, null];
                return this;
            }
            if (red.jquery || red.nodeType) {
                red = jQuery(red).css(green);
                green = undefined;
            }

            var inst = this,
                type = getType(red),
                rgba = this._rgba = [];

            // more than 1 argument specified - assume ( red, green, blue, alpha )
            if (green !== undefined) {
                red = [red, green, blue, alpha];
                type = "array";
            }

            if (type === "string") {
                return this.parse(stringParse(red) || colors._default);
            }

            if (type === "array") {
                each(spaces.rgba.props, function (_key, prop) {
                    rgba[prop.idx] = clamp(red[prop.idx], prop);
                });
                return this;
            }

            if (type === "object") {
                if (red instanceof color) {
                    each(spaces, function (_spaceName, space) {
                        if (red[space.cache]) {
                            inst[space.cache] = red[space.cache].slice();
                        }
                    });
                } else {
                    each(spaces, function (_spaceName, space) {
                        var cache = space.cache;
                        each(space.props, function (key, prop) {

                            // if the cache doesn't exist, and we know how to convert
                            if (!inst[cache] && space.to) {

                                // if the value was null, we don't need to copy it
                                // if the key was alpha, we don't need to copy it either
                                if (key === "alpha" || red[key] == null) {
                                    return;
                                }
                                inst[cache] = space.to(inst._rgba);
                            }

                            // this is the only case where we allow nulls for ALL properties.
                            // call clamp with alwaysAllowEmpty
                            inst[cache][prop.idx] = clamp(red[key], prop, true);
                        });

                        // everything defined but alpha?
                        if (inst[cache] && jQuery.inArray(
                            null,
                            inst[cache].slice(0, 3)
                        ) < 0) {

                            // use the default of 1
                            if (inst[cache][3] == null) {
                                inst[cache][3] = 1;
                            }

                            if (space.from) {
                                inst._rgba = space.from(inst[cache]);
                            }
                        }
                    });
                }
                return this;
            }
        },
        is: function (compare) {
            var is = color(compare),
                same = true,
                inst = this;

            each(spaces, function (_, space) {
                var localCache,
                    isCache = is[space.cache];
                if (isCache) {
                    localCache = inst[space.cache] || space.to && space.to(inst._rgba) || [];
                    each(space.props, function (_, prop) {
                        if (isCache[prop.idx] != null) {
                            same = (isCache[prop.idx] === localCache[prop.idx]);
                            return same;
                        }
                    });
                }
                return same;
            });
            return same;
        },
        _space: function () {
            var used = [],
                inst = this;
            each(spaces, function (spaceName, space) {
                if (inst[space.cache]) {
                    used.push(spaceName);
                }
            });
            return used.pop();
        },
        transition: function (other, distance) {
            var end = color(other),
                spaceName = end._space(),
                space = spaces[spaceName],
                startColor = this.alpha() === 0 ? color("transparent") : this,
                start = startColor[space.cache] || space.to(startColor._rgba),
                result = start.slice();

            end = end[space.cache];
            each(space.props, function (_key, prop) {
                var index = prop.idx,
                    startValue = start[index],
                    endValue = end[index],
                    type = propTypes[prop.type] || {};

                // if null, don't override start value
                if (endValue === null) {
                    return;
                }

                // if null - use end
                if (startValue === null) {
                    result[index] = endValue;
                } else {
                    if (type.mod) {
                        if (endValue - startValue > type.mod / 2) {
                            startValue += type.mod;
                        } else if (startValue - endValue > type.mod / 2) {
                            startValue -= type.mod;
                        }
                    }
                    result[index] = clamp((endValue - startValue) * distance + startValue, prop);
                }
            });
            return this[spaceName](result);
        },
        blend: function (opaque) {

            // if we are already opaque - return ourself
            if (this._rgba[3] === 1) {
                return this;
            }

            var rgb = this._rgba.slice(),
                a = rgb.pop(),
                blend = color(opaque)._rgba;

            return color(jQuery.map(rgb, function (v, i) {
                return (1 - a) * blend[i] + a * v;
            }));
        },
        toRgbaString: function () {
            var prefix = "rgba(",
                rgba = jQuery.map(this._rgba, function (v, i) {
                    if (v != null) {
                        return v;
                    }
                    return i > 2 ? 1 : 0;
                });

            if (rgba[3] === 1) {
                rgba.pop();
                prefix = "rgb(";
            }

            return prefix + rgba.join(", ") + ")";
        },
        toHslaString: function () {
            var prefix = "hsla(",
                hsla = jQuery.map(this.hsla(), function (v, i) {
                    if (v == null) {
                        v = i > 2 ? 1 : 0;
                    }

                    // catch 1 and 2
                    if (i && i < 3) {
                        v = Math.round(v * 100) + "%";
                    }
                    return v;
                });

            if (hsla[3] === 1) {
                hsla.pop();
                prefix = "hsl(";
            }
            return prefix + hsla.join(", ") + ")";
        },
        toHexString: function (includeAlpha) {
            var rgba = this._rgba.slice(),
                alpha = rgba.pop();

            if (includeAlpha) {
                rgba.push(~~(alpha * 255));
            }

            return "#" + jQuery.map(rgba, function (v) {

                // default to 0 when nulls exist
                return ("0" + (v || 0).toString(16)).substr(-2);
            }).join("");
        },
        toString: function () {
            return this.toRgbaString();
        }
    });
    color.fn.parse.prototype = color.fn;

    // hsla conversions adapted from:
    // https://code.google.com/p/maashaack/source/browse/packages/graphics/trunk/src/graphics/colors/HUE2RGB.as?r=5021

    function hue2rgb(p, q, h) {
        h = (h + 1) % 1;
        if (h * 6 < 1) {
            return p + (q - p) * h * 6;
        }
        if (h * 2 < 1) {
            return q;
        }
        if (h * 3 < 2) {
            return p + (q - p) * ((2 / 3) - h) * 6;
        }
        return p;
    }

    spaces.hsla.to = function (rgba) {
        if (rgba[0] == null || rgba[1] == null || rgba[2] == null) {
            return [null, null, null, rgba[3]];
        }
        var r = rgba[0] / 255,
            g = rgba[1] / 255,
            b = rgba[2] / 255,
            a = rgba[3],
            max = Math.max(r, g, b),
            min = Math.min(r, g, b),
            diff = max - min,
            add = max + min,
            l = add * 0.5,
            h, s;

        if (min === max) {
            h = 0;
        } else if (r === max) {
            h = (60 * (g - b) / diff) + 360;
        } else if (g === max) {
            h = (60 * (b - r) / diff) + 120;
        } else {
            h = (60 * (r - g) / diff) + 240;
        }

        // chroma (diff) == 0 means greyscale which, by definition, saturation = 0%
        // otherwise, saturation is based on the ratio of chroma (diff) to lightness (add)
        if (diff === 0) {
            s = 0;
        } else if (l <= 0.5) {
            s = diff / add;
        } else {
            s = diff / (2 - add);
        }
        return [Math.round(h) % 360, s, l, a == null ? 1 : a];
    };

    spaces.hsla.from = function (hsla) {
        if (hsla[0] == null || hsla[1] == null || hsla[2] == null) {
            return [null, null, null, hsla[3]];
        }
        var h = hsla[0] / 360,
            s = hsla[1],
            l = hsla[2],
            a = hsla[3],
            q = l <= 0.5 ? l * (1 + s) : l + s - l * s,
            p = 2 * l - q;

        return [
            Math.round(hue2rgb(p, q, h + (1 / 3)) * 255),
            Math.round(hue2rgb(p, q, h) * 255),
            Math.round(hue2rgb(p, q, h - (1 / 3)) * 255),
            a
        ];
    };


    each(spaces, function (spaceName, space) {
        var props = space.props,
            cache = space.cache,
            to = space.to,
            from = space.from;

        // makes rgba() and hsla()
        color.fn[spaceName] = function (value) {

            // generate a cache for this space if it doesn't exist
            if (to && !this[cache]) {
                this[cache] = to(this._rgba);
            }
            if (value === undefined) {
                return this[cache].slice();
            }

            var ret,
                type = getType(value),
                arr = (type === "array" || type === "object") ? value : arguments,
                local = this[cache].slice();

            each(props, function (key, prop) {
                var val = arr[type === "object" ? key : prop.idx];
                if (val == null) {
                    val = local[prop.idx];
                }
                local[prop.idx] = clamp(val, prop);
            });

            if (from) {
                ret = color(from(local));
                ret[cache] = local;
                return ret;
            } else {
                return color(local);
            }
        };

        // makes red() green() blue() alpha() hue() saturation() lightness()
        each(props, function (key, prop) {

            // alpha is included in more than one space
            if (color.fn[key]) {
                return;
            }
            color.fn[key] = function (value) {
                var local, cur, match, fn,
                    vtype = getType(value);

                if (key === "alpha") {
                    fn = this._hsla ? "hsla" : "rgba";
                } else {
                    fn = spaceName;
                }
                local = this[fn]();
                cur = local[prop.idx];

                if (vtype === "undefined") {
                    return cur;
                }

                if (vtype === "function") {
                    value = value.call(this, cur);
                    vtype = getType(value);
                }
                if (value == null && prop.empty) {
                    return this;
                }
                if (vtype === "string") {
                    match = rplusequals.exec(value);
                    if (match) {
                        value = cur + parseFloat(match[2]) * (match[1] === "+" ? 1 : -1);
                    }
                }
                local[prop.idx] = value;
                return this[fn](local);
            };
        });
    });

    // add cssHook and .fx.step function for each named hook.
    // accept a space separated string of properties
    color.hook = function (hook) {
        var hooks = hook.split(" ");
        each(hooks, function (_i, hook) {
            jQuery.cssHooks[hook] = {
                set: function (elem, value) {
                    var parsed;

                    if (value !== "transparent" &&
                        (getType(value) !== "string" ||
                            (parsed = stringParse(value)))) {
                        value = color(parsed || value);
                        value = value.toRgbaString();
                    }
                    elem.style[hook] = value;
                }
            };
            jQuery.fx.step[hook] = function (fx) {
                if (!fx.colorInit) {
                    fx.start = color(fx.elem, hook);
                    fx.end = color(fx.end);
                    fx.colorInit = true;
                }
                jQuery.cssHooks[hook].set(fx.elem, fx.start.transition(fx.end, fx.pos));
            };
        });

    };

    color.hook(stepHooks);

    jQuery.cssHooks.borderColor = {
        expand: function (value) {
            var expanded = {};

            each(["Top", "Right", "Bottom", "Left"], function (_i, part) {
                expanded["border" + part + "Color"] = value;
            });
            return expanded;
        }
    };

    // Basic color names only.
    // Usage of any of the other color names requires adding yourself or including
    // jquery.color.svg-names.js.
    colors = jQuery.Color.names = {

        // 4.1. Basic color keywords
        aqua: "#00ffff",
        black: "#000000",
        blue: "#0000ff",
        fuchsia: "#ff00ff",
        gray: "#808080",
        green: "#008000",
        lime: "#00ff00",
        maroon: "#800000",
        navy: "#000080",
        olive: "#808000",
        purple: "#800080",
        red: "#ff0000",
        silver: "#c0c0c0",
        teal: "#008080",
        white: "#ffffff",
        yellow: "#ffff00",

        // 4.2.3. "transparent" color keyword
        transparent: [null, null, null, 0],

        _default: "#ffffff"
    };


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Effects Core
    //>>group: Effects
    /* eslint-disable max-len */
    //>>description: Extends the internal jQuery effects. Includes morphing and easing. Required by all other effects.
    /* eslint-enable max-len */
    //>>docs: https://api.jqueryui.com/category/effects-core/
    //>>demos: https://jqueryui.com/effect/


    var dataSpace = "ui-effects-",
        dataSpaceStyle = "ui-effects-style",
        dataSpaceAnimated = "ui-effects-animated";

    $.effects = {
        effect: {}
    };

    /******************************************************************************/
    /****************************** CLASS ANIMATIONS ******************************/
    /******************************************************************************/
    (function () {

        var classAnimationActions = ["add", "remove", "toggle"],
            shorthandStyles = {
                border: 1,
                borderBottom: 1,
                borderColor: 1,
                borderLeft: 1,
                borderRight: 1,
                borderTop: 1,
                borderWidth: 1,
                margin: 1,
                padding: 1
            };

        $.each(
            ["borderLeftStyle", "borderRightStyle", "borderBottomStyle", "borderTopStyle"],
            function (_, prop) {
                $.fx.step[prop] = function (fx) {
                    if (fx.end !== "none" && !fx.setAttr || fx.pos === 1 && !fx.setAttr) {
                        jQuery.style(fx.elem, prop, fx.end);
                        fx.setAttr = true;
                    }
                };
            }
        );

        function camelCase(string) {
            return string.replace(/-([\da-z])/gi, function (all, letter) {
                return letter.toUpperCase();
            });
        }

        function getElementStyles(elem) {
            var key, len,
                style = elem.ownerDocument.defaultView.getComputedStyle(elem),
                styles = {};

            len = style.length;
            while (len--) {
                key = style[len];
                if (typeof style[key] === "string") {
                    styles[camelCase(key)] = style[key];
                }
            }

            return styles;
        }

        function styleDifference(oldStyle, newStyle) {
            var diff = {},
                name, value;

            for (name in newStyle) {
                value = newStyle[name];
                if (oldStyle[name] !== value) {
                    if (!shorthandStyles[name]) {
                        if ($.fx.step[name] || !isNaN(parseFloat(value))) {
                            diff[name] = value;
                        }
                    }
                }
            }

            return diff;
        }

        $.effects.animateClass = function (value, duration, easing, callback) {
            var o = $.speed(duration, easing, callback);

            return this.queue(function () {
                var animated = $(this),
                    baseClass = animated.attr("class") || "",
                    applyClassChange,
                    allAnimations = o.children ? animated.find("*").addBack() : animated;

                // Map the animated objects to store the original styles.
                allAnimations = allAnimations.map(function () {
                    var el = $(this);
                    return {
                        el: el,
                        start: getElementStyles(this)
                    };
                });

                // Apply class change
                applyClassChange = function () {
                    $.each(classAnimationActions, function (i, action) {
                        if (value[action]) {
                            animated[action + "Class"](value[action]);
                        }
                    });
                };
                applyClassChange();

                // Map all animated objects again - calculate new styles and diff
                allAnimations = allAnimations.map(function () {
                    this.end = getElementStyles(this.el[0]);
                    this.diff = styleDifference(this.start, this.end);
                    return this;
                });

                // Apply original class
                animated.attr("class", baseClass);

                // Map all animated objects again - this time collecting a promise
                allAnimations = allAnimations.map(function () {
                    var styleInfo = this,
                        dfd = $.Deferred(),
                        opts = $.extend({}, o, {
                            queue: false,
                            complete: function () {
                                dfd.resolve(styleInfo);
                            }
                        });

                    this.el.animate(this.diff, opts);
                    return dfd.promise();
                });

                // Once all animations have completed:
                $.when.apply($, allAnimations.get()).done(function () {

                    // Set the final class
                    applyClassChange();

                    // For each animated element,
                    // clear all css properties that were animated
                    $.each(arguments, function () {
                        var el = this.el;
                        $.each(this.diff, function (key) {
                            el.css(key, "");
                        });
                    });

                    // This is guarnteed to be there if you use jQuery.speed()
                    // it also handles dequeuing the next anim...
                    o.complete.call(animated[0]);
                });
            });
        };

        $.fn.extend({
            addClass: (function (orig) {
                return function (classNames, speed, easing, callback) {
                    return speed ?
                        $.effects.animateClass.call(this,
                            { add: classNames }, speed, easing, callback) :
                        orig.apply(this, arguments);
                };
            })($.fn.addClass),

            removeClass: (function (orig) {
                return function (classNames, speed, easing, callback) {
                    return arguments.length > 1 ?
                        $.effects.animateClass.call(this,
                            { remove: classNames }, speed, easing, callback) :
                        orig.apply(this, arguments);
                };
            })($.fn.removeClass),

            toggleClass: (function (orig) {
                return function (classNames, force, speed, easing, callback) {
                    if (typeof force === "boolean" || force === undefined) {
                        if (!speed) {

                            // Without speed parameter
                            return orig.apply(this, arguments);
                        } else {
                            return $.effects.animateClass.call(this,
                                (force ? { add: classNames } : { remove: classNames }),
                                speed, easing, callback);
                        }
                    } else {

                        // Without force parameter
                        return $.effects.animateClass.call(this,
                            { toggle: classNames }, force, speed, easing);
                    }
                };
            })($.fn.toggleClass),

            switchClass: function (remove, add, speed, easing, callback) {
                return $.effects.animateClass.call(this, {
                    add: add,
                    remove: remove
                }, speed, easing, callback);
            }
        });

    })();

    /******************************************************************************/
    /*********************************** EFFECTS **********************************/
    /******************************************************************************/

    (function () {

        if ($.expr && $.expr.pseudos && $.expr.pseudos.animated) {
            $.expr.pseudos.animated = (function (orig) {
                return function (elem) {
                    return !!$(elem).data(dataSpaceAnimated) || orig(elem);
                };
            })($.expr.pseudos.animated);
        }

        if ($.uiBackCompat === true) {
            $.extend($.effects, {

                // Saves a set of properties in a data storage
                save: function (element, set) {
                    var i = 0, length = set.length;
                    for (; i < length; i++) {
                        if (set[i] !== null) {
                            element.data(dataSpace + set[i], element[0].style[set[i]]);
                        }
                    }
                },

                // Restores a set of previously saved properties from a data storage
                restore: function (element, set) {
                    var val, i = 0, length = set.length;
                    for (; i < length; i++) {
                        if (set[i] !== null) {
                            val = element.data(dataSpace + set[i]);
                            element.css(set[i], val);
                        }
                    }
                },

                setMode: function (el, mode) {
                    if (mode === "toggle") {
                        mode = el.is(":hidden") ? "show" : "hide";
                    }
                    return mode;
                },

                // Wraps the element around a wrapper that copies position properties
                createWrapper: function (element) {

                    // If the element is already wrapped, return it
                    if (element.parent().is(".ui-effects-wrapper")) {
                        return element.parent();
                    }

                    // Wrap the element
                    var props = {
                        width: element.outerWidth(true),
                        height: element.outerHeight(true),
                        "float": element.css("float")
                    },
                        wrapper = $("<div></div>")
                            .addClass("ui-effects-wrapper")
                            .css({
                                fontSize: "100%",
                                background: "transparent",
                                border: "none",
                                margin: 0,
                                padding: 0
                            }),

                        // Store the size in case width/height are defined in % - Fixes #5245
                        size = {
                            width: element.width(),
                            height: element.height()
                        },
                        active = document.activeElement;

                    // Support: Firefox
                    // Firefox incorrectly exposes anonymous content
                    // https://bugzilla.mozilla.org/show_bug.cgi?id=561664
                    try {
                        // eslint-disable-next-line no-unused-expressions
                        active.id;
                    } catch (e) {
                        active = document.body;
                    }

                    element.wrap(wrapper);

                    // Fixes #7595 - Elements lose focus when wrapped.
                    if (element[0] === active || $.contains(element[0], active)) {
                        $(active).trigger("focus");
                    }

                    // Hotfix for jQuery 1.4 since some change in wrap() seems to actually
                    // lose the reference to the wrapped element
                    wrapper = element.parent();

                    // Transfer positioning properties to the wrapper
                    if (element.css("position") === "static") {
                        wrapper.css({ position: "relative" });
                        element.css({ position: "relative" });
                    } else {
                        $.extend(props, {
                            position: element.css("position"),
                            zIndex: element.css("z-index")
                        });
                        $.each(["top", "left", "bottom", "right"], function (i, pos) {
                            props[pos] = element.css(pos);
                            if (isNaN(parseInt(props[pos], 10))) {
                                props[pos] = "auto";
                            }
                        });
                        element.css({
                            position: "relative",
                            top: 0,
                            left: 0,
                            right: "auto",
                            bottom: "auto"
                        });
                    }
                    element.css(size);

                    return wrapper.css(props).show();
                },

                removeWrapper: function (element) {
                    var active = document.activeElement;

                    if (element.parent().is(".ui-effects-wrapper")) {
                        element.parent().replaceWith(element);

                        // Fixes #7595 - Elements lose focus when wrapped.
                        if (element[0] === active || $.contains(element[0], active)) {
                            $(active).trigger("focus");
                        }
                    }

                    return element;
                }
            });
        }

        $.extend($.effects, {

            define: function (name, mode, effect) {
                if (!effect) {
                    effect = mode;
                    mode = "effect";
                }

                $.effects.effect[name] = effect;
                $.effects.effect[name].mode = mode;

                return effect;
            },

            scaledDimensions: function (element, percent, direction) {
                if (percent === 0) {
                    return {
                        height: 0,
                        width: 0,
                        outerHeight: 0,
                        outerWidth: 0
                    };
                }

                var x = direction !== "horizontal" ? ((percent || 100) / 100) : 1,
                    y = direction !== "vertical" ? ((percent || 100) / 100) : 1;

                return {
                    height: element.height() * y,
                    width: element.width() * x,
                    outerHeight: element.outerHeight() * y,
                    outerWidth: element.outerWidth() * x
                };

            },

            clipToBox: function (animation) {
                return {
                    width: animation.clip.right - animation.clip.left,
                    height: animation.clip.bottom - animation.clip.top,
                    left: animation.clip.left,
                    top: animation.clip.top
                };
            },

            // Injects recently queued functions to be first in line (after "inprogress")
            unshift: function (element, queueLength, count) {
                var queue = element.queue();

                if (queueLength > 1) {
                    queue.splice.apply(queue,
                        [1, 0].concat(queue.splice(queueLength, count)));
                }
                element.dequeue();
            },

            saveStyle: function (element) {
                element.data(dataSpaceStyle, element[0].style.cssText);
            },

            restoreStyle: function (element) {
                element[0].style.cssText = element.data(dataSpaceStyle) || "";
                element.removeData(dataSpaceStyle);
            },

            mode: function (element, mode) {
                var hidden = element.is(":hidden");

                if (mode === "toggle") {
                    mode = hidden ? "show" : "hide";
                }
                if (hidden ? mode === "hide" : mode === "show") {
                    mode = "none";
                }
                return mode;
            },

            // Translates a [top,left] array into a baseline value
            getBaseline: function (origin, original) {
                var y, x;

                switch (origin[0]) {
                    case "top":
                        y = 0;
                        break;
                    case "middle":
                        y = 0.5;
                        break;
                    case "bottom":
                        y = 1;
                        break;
                    default:
                        y = origin[0] / original.height;
                }

                switch (origin[1]) {
                    case "left":
                        x = 0;
                        break;
                    case "center":
                        x = 0.5;
                        break;
                    case "right":
                        x = 1;
                        break;
                    default:
                        x = origin[1] / original.width;
                }

                return {
                    x: x,
                    y: y
                };
            },

            // Creates a placeholder element so that the original element can be made absolute
            createPlaceholder: function (element) {
                var placeholder,
                    cssPosition = element.css("position"),
                    position = element.position();

                // Lock in margins first to account for form elements, which
                // will change margin if you explicitly set height
                // see: https://jsfiddle.net/JZSMt/3/ https://bugs.webkit.org/show_bug.cgi?id=107380
                // Support: Safari
                element.css({
                    marginTop: element.css("marginTop"),
                    marginBottom: element.css("marginBottom"),
                    marginLeft: element.css("marginLeft"),
                    marginRight: element.css("marginRight")
                })
                    .outerWidth(element.outerWidth())
                    .outerHeight(element.outerHeight());

                if (/^(static|relative)/.test(cssPosition)) {
                    cssPosition = "absolute";

                    placeholder = $("<" + element[0].nodeName + ">").insertAfter(element).css({

                        // Convert inline to inline block to account for inline elements
                        // that turn to inline block based on content (like img)
                        display: /^(inline|ruby)/.test(element.css("display")) ?
                            "inline-block" :
                            "block",
                        visibility: "hidden",

                        // Margins need to be set to account for margin collapse
                        marginTop: element.css("marginTop"),
                        marginBottom: element.css("marginBottom"),
                        marginLeft: element.css("marginLeft"),
                        marginRight: element.css("marginRight"),
                        "float": element.css("float")
                    })
                        .outerWidth(element.outerWidth())
                        .outerHeight(element.outerHeight())
                        .addClass("ui-effects-placeholder");

                    element.data(dataSpace + "placeholder", placeholder);
                }

                element.css({
                    position: cssPosition,
                    left: position.left,
                    top: position.top
                });

                return placeholder;
            },

            removePlaceholder: function (element) {
                var dataKey = dataSpace + "placeholder",
                    placeholder = element.data(dataKey);

                if (placeholder) {
                    placeholder.remove();
                    element.removeData(dataKey);
                }
            },

            // Removes a placeholder if it exists and restores
            // properties that were modified during placeholder creation
            cleanUp: function (element) {
                $.effects.restoreStyle(element);
                $.effects.removePlaceholder(element);
            },

            setTransition: function (element, list, factor, value) {
                value = value || {};
                $.each(list, function (i, x) {
                    var unit = element.cssUnit(x);
                    if (unit[0] > 0) {
                        value[x] = unit[0] * factor + unit[1];
                    }
                });
                return value;
            }
        });

        // Return an effect options object for the given parameters:
        function _normalizeArguments(effect, options, speed, callback) {

            // Allow passing all options as the first parameter
            if ($.isPlainObject(effect)) {
                options = effect;
                effect = effect.effect;
            }

            // Convert to an object
            effect = { effect: effect };

            // Catch (effect, null, ...)
            if (options == null) {
                options = {};
            }

            // Catch (effect, callback)
            if (typeof options === "function") {
                callback = options;
                speed = null;
                options = {};
            }

            // Catch (effect, speed, ?)
            if (typeof options === "number" || $.fx.speeds[options]) {
                callback = speed;
                speed = options;
                options = {};
            }

            // Catch (effect, options, callback)
            if (typeof speed === "function") {
                callback = speed;
                speed = null;
            }

            // Add options to effect
            if (options) {
                $.extend(effect, options);
            }

            speed = speed || options.duration;
            effect.duration = $.fx.off ? 0 :
                typeof speed === "number" ? speed :
                    speed in $.fx.speeds ? $.fx.speeds[speed] :
                        $.fx.speeds._default;

            effect.complete = callback || options.complete;

            return effect;
        }

        function standardAnimationOption(option) {

            // Valid standard speeds (nothing, number, named speed)
            if (!option || typeof option === "number" || $.fx.speeds[option]) {
                return true;
            }

            // Invalid strings - treat as "normal" speed
            if (typeof option === "string" && !$.effects.effect[option]) {
                return true;
            }

            // Complete callback
            if (typeof option === "function") {
                return true;
            }

            // Options hash (but not naming an effect)
            if (typeof option === "object" && !option.effect) {
                return true;
            }

            // Didn't match any standard API
            return false;
        }

        $.fn.extend({
            effect: function ( /* effect, options, speed, callback */) {
                var args = _normalizeArguments.apply(this, arguments),
                    effectMethod = $.effects.effect[args.effect],
                    defaultMode = effectMethod.mode,
                    queue = args.queue,
                    queueName = queue || "fx",
                    complete = args.complete,
                    mode = args.mode,
                    modes = [],
                    prefilter = function (next) {
                        var el = $(this),
                            normalizedMode = $.effects.mode(el, mode) || defaultMode;

                        // Sentinel for duck-punching the :animated pseudo-selector
                        el.data(dataSpaceAnimated, true);

                        // Save effect mode for later use,
                        // we can't just call $.effects.mode again later,
                        // as the .show() below destroys the initial state
                        modes.push(normalizedMode);

                        // See $.uiBackCompat inside of run() for removal of defaultMode in 1.14
                        if (defaultMode && (normalizedMode === "show" ||
                            (normalizedMode === defaultMode && normalizedMode === "hide"))) {
                            el.show();
                        }

                        if (!defaultMode || normalizedMode !== "none") {
                            $.effects.saveStyle(el);
                        }

                        if (typeof next === "function") {
                            next();
                        }
                    };

                if ($.fx.off || !effectMethod) {

                    // Delegate to the original method (e.g., .show()) if possible
                    if (mode) {
                        return this[mode](args.duration, complete);
                    } else {
                        return this.each(function () {
                            if (complete) {
                                complete.call(this);
                            }
                        });
                    }
                }

                function run(next) {
                    var elem = $(this);

                    function cleanup() {
                        elem.removeData(dataSpaceAnimated);

                        $.effects.cleanUp(elem);

                        if (args.mode === "hide") {
                            elem.hide();
                        }

                        done();
                    }

                    function done() {
                        if (typeof complete === "function") {
                            complete.call(elem[0]);
                        }

                        if (typeof next === "function") {
                            next();
                        }
                    }

                    // Override mode option on a per element basis,
                    // as toggle can be either show or hide depending on element state
                    args.mode = modes.shift();

                    if ($.uiBackCompat === true && !defaultMode) {
                        if (elem.is(":hidden") ? mode === "hide" : mode === "show") {

                            // Call the core method to track "olddisplay" properly
                            elem[mode]();
                            done();
                        } else {
                            effectMethod.call(elem[0], args, done);
                        }
                    } else {
                        if (args.mode === "none") {

                            // Call the core method to track "olddisplay" properly
                            elem[mode]();
                            done();
                        } else {
                            effectMethod.call(elem[0], args, cleanup);
                        }
                    }
                }

                // Run prefilter on all elements first to ensure that
                // any showing or hiding happens before placeholder creation,
                // which ensures that any layout changes are correctly captured.
                return queue === false ?
                    this.each(prefilter).each(run) :
                    this.queue(queueName, prefilter).queue(queueName, run);
            },

            show: (function (orig) {
                return function (option) {
                    if (standardAnimationOption(option)) {
                        return orig.apply(this, arguments);
                    } else {
                        var args = _normalizeArguments.apply(this, arguments);
                        args.mode = "show";
                        return this.effect.call(this, args);
                    }
                };
            })($.fn.show),

            hide: (function (orig) {
                return function (option) {
                    if (standardAnimationOption(option)) {
                        return orig.apply(this, arguments);
                    } else {
                        var args = _normalizeArguments.apply(this, arguments);
                        args.mode = "hide";
                        return this.effect.call(this, args);
                    }
                };
            })($.fn.hide),

            toggle: (function (orig) {
                return function (option) {
                    if (standardAnimationOption(option) || typeof option === "boolean") {
                        return orig.apply(this, arguments);
                    } else {
                        var args = _normalizeArguments.apply(this, arguments);
                        args.mode = "toggle";
                        return this.effect.call(this, args);
                    }
                };
            })($.fn.toggle),

            cssUnit: function (key) {
                var style = this.css(key),
                    val = [];

                $.each(["em", "px", "%", "pt"], function (i, unit) {
                    if (style.indexOf(unit) > 0) {
                        val = [parseFloat(style), unit];
                    }
                });
                return val;
            },

            cssClip: function (clipObj) {
                if (clipObj) {
                    return this.css("clip", "rect(" + clipObj.top + "px " + clipObj.right + "px " +
                        clipObj.bottom + "px " + clipObj.left + "px)");
                }
                return parseClip(this.css("clip"), this);
            },

            transfer: function (options, done) {
                var element = $(this),
                    target = $(options.to),
                    targetFixed = target.css("position") === "fixed",
                    body = $("body"),
                    fixTop = targetFixed ? body.scrollTop() : 0,
                    fixLeft = targetFixed ? body.scrollLeft() : 0,
                    endPosition = target.offset(),
                    animation = {
                        top: endPosition.top - fixTop,
                        left: endPosition.left - fixLeft,
                        height: target.innerHeight(),
                        width: target.innerWidth()
                    },
                    startPosition = element.offset(),
                    transfer = $("<div class='ui-effects-transfer'></div>");

                transfer
                    .appendTo("body")
                    .addClass(options.className)
                    .css({
                        top: startPosition.top - fixTop,
                        left: startPosition.left - fixLeft,
                        height: element.innerHeight(),
                        width: element.innerWidth(),
                        position: targetFixed ? "fixed" : "absolute"
                    })
                    .animate(animation, options.duration, options.easing, function () {
                        transfer.remove();
                        if (typeof done === "function") {
                            done();
                        }
                    });
            }
        });

        function parseClip(str, element) {
            var outerWidth = element.outerWidth(),
                outerHeight = element.outerHeight(),
                clipRegex = /^rect\((-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto),?\s*(-?\d*\.?\d*px|-?\d+%|auto)\)$/,
                values = clipRegex.exec(str) || ["", 0, outerWidth, outerHeight, 0];

            return {
                top: parseFloat(values[1]) || 0,
                right: values[2] === "auto" ? outerWidth : parseFloat(values[2]),
                bottom: values[3] === "auto" ? outerHeight : parseFloat(values[3]),
                left: parseFloat(values[4]) || 0
            };
        }

        $.fx.step.clip = function (fx) {
            if (!fx.clipInit) {
                fx.start = $(fx.elem).cssClip();
                if (typeof fx.end === "string") {
                    fx.end = parseClip(fx.end, fx.elem);
                }
                fx.clipInit = true;
            }

            $(fx.elem).cssClip({
                top: fx.pos * (fx.end.top - fx.start.top) + fx.start.top,
                right: fx.pos * (fx.end.right - fx.start.right) + fx.start.right,
                bottom: fx.pos * (fx.end.bottom - fx.start.bottom) + fx.start.bottom,
                left: fx.pos * (fx.end.left - fx.start.left) + fx.start.left
            });
        };

    })();

    /******************************************************************************/
    /*********************************** EASING ***********************************/
    /******************************************************************************/

    (function () {

        // Based on easing equations from Robert Penner (http://robertpenner.com/easing)

        var baseEasings = {};

        $.each(["Quad", "Cubic", "Quart", "Quint", "Expo"], function (i, name) {
            baseEasings[name] = function (p) {
                return Math.pow(p, i + 2);
            };
        });

        $.extend(baseEasings, {
            Sine: function (p) {
                return 1 - Math.cos(p * Math.PI / 2);
            },
            Circ: function (p) {
                return 1 - Math.sqrt(1 - p * p);
            },
            Elastic: function (p) {
                return p === 0 || p === 1 ? p :
                    -Math.pow(2, 8 * (p - 1)) * Math.sin(((p - 1) * 80 - 7.5) * Math.PI / 15);
            },
            Back: function (p) {
                return p * p * (3 * p - 2);
            },
            Bounce: function (p) {
                var pow2,
                    bounce = 4;

                while (p < ((pow2 = Math.pow(2, --bounce)) - 1) / 11) { }
                return 1 / Math.pow(4, 3 - bounce) - 7.5625 * Math.pow((pow2 * 3 - 2) / 22 - p, 2);
            }
        });

        $.each(baseEasings, function (name, easeIn) {
            $.easing["easeIn" + name] = easeIn;
            $.easing["easeOut" + name] = function (p) {
                return 1 - easeIn(1 - p);
            };
            $.easing["easeInOut" + name] = function (p) {
                return p < 0.5 ?
                    easeIn(p * 2) / 2 :
                    1 - easeIn(p * -2 + 2) / 2;
            };
        });

    })();

    var effect = $.effects;


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Blind Effect
    //>>group: Effects
    //>>description: Blinds the element.
    //>>docs: https://api.jqueryui.com/blind-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectBlind = $.effects.define("blind", "hide", function (options, done) {
        var map = {
            up: ["bottom", "top"],
            vertical: ["bottom", "top"],
            down: ["top", "bottom"],
            left: ["right", "left"],
            horizontal: ["right", "left"],
            right: ["left", "right"]
        },
            element = $(this),
            direction = options.direction || "up",
            start = element.cssClip(),
            animate = { clip: $.extend({}, start) },
            placeholder = $.effects.createPlaceholder(element);

        animate.clip[map[direction][0]] = animate.clip[map[direction][1]];

        if (options.mode === "show") {
            element.cssClip(animate.clip);
            if (placeholder) {
                placeholder.css($.effects.clipToBox(animate));
            }

            animate.clip = start;
        }

        if (placeholder) {
            placeholder.animate($.effects.clipToBox(animate), options.duration, options.easing);
        }

        element.animate(animate, {
            queue: false,
            duration: options.duration,
            easing: options.easing,
            complete: done
        });
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Bounce Effect
    //>>group: Effects
    //>>description: Bounces an element horizontally or vertically n times.
    //>>docs: https://api.jqueryui.com/bounce-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectBounce = $.effects.define("bounce", function (options, done) {
        var upAnim, downAnim, refValue,
            element = $(this),

            // Defaults:
            mode = options.mode,
            hide = mode === "hide",
            show = mode === "show",
            direction = options.direction || "up",
            distance = options.distance,
            times = options.times || 5,

            // Number of internal animations
            anims = times * 2 + (show || hide ? 1 : 0),
            speed = options.duration / anims,
            easing = options.easing,

            // Utility:
            ref = (direction === "up" || direction === "down") ? "top" : "left",
            motion = (direction === "up" || direction === "left"),
            i = 0,

            queuelen = element.queue().length;

        $.effects.createPlaceholder(element);

        refValue = element.css(ref);

        // Default distance for the BIGGEST bounce is the outer Distance / 3
        if (!distance) {
            distance = element[ref === "top" ? "outerHeight" : "outerWidth"]() / 3;
        }

        if (show) {
            downAnim = { opacity: 1 };
            downAnim[ref] = refValue;

            // If we are showing, force opacity 0 and set the initial position
            // then do the "first" animation
            element
                .css("opacity", 0)
                .css(ref, motion ? -distance * 2 : distance * 2)
                .animate(downAnim, speed, easing);
        }

        // Start at the smallest distance if we are hiding
        if (hide) {
            distance = distance / Math.pow(2, times - 1);
        }

        downAnim = {};
        downAnim[ref] = refValue;

        // Bounces up/down/left/right then back to 0 -- times * 2 animations happen here
        for (; i < times; i++) {
            upAnim = {};
            upAnim[ref] = (motion ? "-=" : "+=") + distance;

            element
                .animate(upAnim, speed, easing)
                .animate(downAnim, speed, easing);

            distance = hide ? distance * 2 : distance / 2;
        }

        // Last Bounce when Hiding
        if (hide) {
            upAnim = { opacity: 0 };
            upAnim[ref] = (motion ? "-=" : "+=") + distance;

            element.animate(upAnim, speed, easing);
        }

        element.queue(done);

        $.effects.unshift(element, queuelen, anims + 1);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Clip Effect
    //>>group: Effects
    //>>description: Clips the element on and off like an old TV.
    //>>docs: https://api.jqueryui.com/clip-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectClip = $.effects.define("clip", "hide", function (options, done) {
        var start,
            animate = {},
            element = $(this),
            direction = options.direction || "vertical",
            both = direction === "both",
            horizontal = both || direction === "horizontal",
            vertical = both || direction === "vertical";

        start = element.cssClip();
        animate.clip = {
            top: vertical ? (start.bottom - start.top) / 2 : start.top,
            right: horizontal ? (start.right - start.left) / 2 : start.right,
            bottom: vertical ? (start.bottom - start.top) / 2 : start.bottom,
            left: horizontal ? (start.right - start.left) / 2 : start.left
        };

        $.effects.createPlaceholder(element);

        if (options.mode === "show") {
            element.cssClip(animate.clip);
            animate.clip = start;
        }

        element.animate(animate, {
            queue: false,
            duration: options.duration,
            easing: options.easing,
            complete: done
        });

    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Drop Effect
    //>>group: Effects
    //>>description: Moves an element in one direction and hides it at the same time.
    //>>docs: https://api.jqueryui.com/drop-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectDrop = $.effects.define("drop", "hide", function (options, done) {

        var distance,
            element = $(this),
            mode = options.mode,
            show = mode === "show",
            direction = options.direction || "left",
            ref = (direction === "up" || direction === "down") ? "top" : "left",
            motion = (direction === "up" || direction === "left") ? "-=" : "+=",
            oppositeMotion = (motion === "+=") ? "-=" : "+=",
            animation = {
                opacity: 0
            };

        $.effects.createPlaceholder(element);

        distance = options.distance ||
            element[ref === "top" ? "outerHeight" : "outerWidth"](true) / 2;

        animation[ref] = motion + distance;

        if (show) {
            element.css(animation);

            animation[ref] = oppositeMotion + distance;
            animation.opacity = 1;
        }

        // Animate
        element.animate(animation, {
            queue: false,
            duration: options.duration,
            easing: options.easing,
            complete: done
        });
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Explode Effect
    //>>group: Effects
    /* eslint-disable max-len */
    //>>description: Explodes an element in all directions into n pieces. Implodes an element to its original wholeness.
    /* eslint-enable max-len */
    //>>docs: https://api.jqueryui.com/explode-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectExplode = $.effects.define("explode", "hide", function (options, done) {

        var i, j, left, top, mx, my,
            rows = options.pieces ? Math.round(Math.sqrt(options.pieces)) : 3,
            cells = rows,
            element = $(this),
            mode = options.mode,
            show = mode === "show",

            // Show and then visibility:hidden the element before calculating offset
            offset = element.show().css("visibility", "hidden").offset(),

            // Width and height of a piece
            width = Math.ceil(element.outerWidth() / cells),
            height = Math.ceil(element.outerHeight() / rows),
            pieces = [];

        // Children animate complete:
        function childComplete() {
            pieces.push(this);
            if (pieces.length === rows * cells) {
                animComplete();
            }
        }

        // Clone the element for each row and cell.
        for (i = 0; i < rows; i++) { // ===>
            top = offset.top + i * height;
            my = i - (rows - 1) / 2;

            for (j = 0; j < cells; j++) { // |||
                left = offset.left + j * width;
                mx = j - (cells - 1) / 2;

                // Create a clone of the now hidden main element that will be absolute positioned
                // within a wrapper div off the -left and -top equal to size of our pieces
                element
                    .clone()
                    .appendTo("body")
                    .wrap("<div></div>")
                    .css({
                        position: "absolute",
                        visibility: "visible",
                        left: -j * width,
                        top: -i * height
                    })

                    // Select the wrapper - make it overflow: hidden and absolute positioned based on
                    // where the original was located +left and +top equal to the size of pieces
                    .parent()
                    .addClass("ui-effects-explode")
                    .css({
                        position: "absolute",
                        overflow: "hidden",
                        width: width,
                        height: height,
                        left: left + (show ? mx * width : 0),
                        top: top + (show ? my * height : 0),
                        opacity: show ? 0 : 1
                    })
                    .animate({
                        left: left + (show ? 0 : mx * width),
                        top: top + (show ? 0 : my * height),
                        opacity: show ? 1 : 0
                    }, options.duration || 500, options.easing, childComplete);
            }
        }

        function animComplete() {
            element.css({
                visibility: "visible"
            });
            $(pieces).remove();
            done();
        }
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Fade Effect
    //>>group: Effects
    //>>description: Fades the element.
    //>>docs: https://api.jqueryui.com/fade-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectFade = $.effects.define("fade", "toggle", function (options, done) {
        var show = options.mode === "show";

        $(this)
            .css("opacity", show ? 0 : 1)
            .animate({
                opacity: show ? 1 : 0
            }, {
                    queue: false,
                    duration: options.duration,
                    easing: options.easing,
                    complete: done
                });
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Fold Effect
    //>>group: Effects
    //>>description: Folds an element first horizontally and then vertically.
    //>>docs: https://api.jqueryui.com/fold-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectFold = $.effects.define("fold", "hide", function (options, done) {

        // Create element
        var element = $(this),
            mode = options.mode,
            show = mode === "show",
            hide = mode === "hide",
            size = options.size || 15,
            percent = /([0-9]+)%/.exec(size),
            horizFirst = !!options.horizFirst,
            ref = horizFirst ? ["right", "bottom"] : ["bottom", "right"],
            duration = options.duration / 2,

            placeholder = $.effects.createPlaceholder(element),

            start = element.cssClip(),
            animation1 = { clip: $.extend({}, start) },
            animation2 = { clip: $.extend({}, start) },

            distance = [start[ref[0]], start[ref[1]]],

            queuelen = element.queue().length;

        if (percent) {
            size = parseInt(percent[1], 10) / 100 * distance[hide ? 0 : 1];
        }
        animation1.clip[ref[0]] = size;
        animation2.clip[ref[0]] = size;
        animation2.clip[ref[1]] = 0;

        if (show) {
            element.cssClip(animation2.clip);
            if (placeholder) {
                placeholder.css($.effects.clipToBox(animation2));
            }

            animation2.clip = start;
        }

        // Animate
        element
            .queue(function (next) {
                if (placeholder) {
                    placeholder
                        .animate($.effects.clipToBox(animation1), duration, options.easing)
                        .animate($.effects.clipToBox(animation2), duration, options.easing);
                }

                next();
            })
            .animate(animation1, duration, options.easing)
            .animate(animation2, duration, options.easing)
            .queue(done);

        $.effects.unshift(element, queuelen, 4);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Highlight Effect
    //>>group: Effects
    //>>description: Highlights the background of an element in a defined color for a custom duration.
    //>>docs: https://api.jqueryui.com/highlight-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectHighlight = $.effects.define("highlight", "show", function (options, done) {
        var element = $(this),
            animation = {
                backgroundColor: element.css("backgroundColor")
            };

        if (options.mode === "hide") {
            animation.opacity = 0;
        }

        $.effects.saveStyle(element);

        element
            .css({
                backgroundImage: "none",
                backgroundColor: options.color || "#ffff99"
            })
            .animate(animation, {
                queue: false,
                duration: options.duration,
                easing: options.easing,
                complete: done
            });
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Size Effect
    //>>group: Effects
    //>>description: Resize an element to a specified width and height.
    //>>docs: https://api.jqueryui.com/size-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectSize = $.effects.define("size", function (options, done) {

        // Create element
        var baseline, factor, temp,
            element = $(this),

            // Copy for children
            cProps = ["fontSize"],
            vProps = ["borderTopWidth", "borderBottomWidth", "paddingTop", "paddingBottom"],
            hProps = ["borderLeftWidth", "borderRightWidth", "paddingLeft", "paddingRight"],

            // Set options
            mode = options.mode,
            restore = mode !== "effect",
            scale = options.scale || "both",
            origin = options.origin || ["middle", "center"],
            position = element.css("position"),
            pos = element.position(),
            original = $.effects.scaledDimensions(element),
            from = options.from || original,
            to = options.to || $.effects.scaledDimensions(element, 0);

        $.effects.createPlaceholder(element);

        if (mode === "show") {
            temp = from;
            from = to;
            to = temp;
        }

        // Set scaling factor
        factor = {
            from: {
                y: from.height / original.height,
                x: from.width / original.width
            },
            to: {
                y: to.height / original.height,
                x: to.width / original.width
            }
        };

        // Scale the css box
        if (scale === "box" || scale === "both") {

            // Vertical props scaling
            if (factor.from.y !== factor.to.y) {
                from = $.effects.setTransition(element, vProps, factor.from.y, from);
                to = $.effects.setTransition(element, vProps, factor.to.y, to);
            }

            // Horizontal props scaling
            if (factor.from.x !== factor.to.x) {
                from = $.effects.setTransition(element, hProps, factor.from.x, from);
                to = $.effects.setTransition(element, hProps, factor.to.x, to);
            }
        }

        // Scale the content
        if (scale === "content" || scale === "both") {

            // Vertical props scaling
            if (factor.from.y !== factor.to.y) {
                from = $.effects.setTransition(element, cProps, factor.from.y, from);
                to = $.effects.setTransition(element, cProps, factor.to.y, to);
            }
        }

        // Adjust the position properties based on the provided origin points
        if (origin) {
            baseline = $.effects.getBaseline(origin, original);
            from.top = (original.outerHeight - from.outerHeight) * baseline.y + pos.top;
            from.left = (original.outerWidth - from.outerWidth) * baseline.x + pos.left;
            to.top = (original.outerHeight - to.outerHeight) * baseline.y + pos.top;
            to.left = (original.outerWidth - to.outerWidth) * baseline.x + pos.left;
        }
        delete from.outerHeight;
        delete from.outerWidth;
        element.css(from);

        // Animate the children if desired
        if (scale === "content" || scale === "both") {

            vProps = vProps.concat(["marginTop", "marginBottom"]).concat(cProps);
            hProps = hProps.concat(["marginLeft", "marginRight"]);

            // Only animate children with width attributes specified
            // TODO: is this right? should we include anything with css width specified as well
            element.find("*[width]").each(function () {
                var child = $(this),
                    childOriginal = $.effects.scaledDimensions(child),
                    childFrom = {
                        height: childOriginal.height * factor.from.y,
                        width: childOriginal.width * factor.from.x,
                        outerHeight: childOriginal.outerHeight * factor.from.y,
                        outerWidth: childOriginal.outerWidth * factor.from.x
                    },
                    childTo = {
                        height: childOriginal.height * factor.to.y,
                        width: childOriginal.width * factor.to.x,
                        outerHeight: childOriginal.height * factor.to.y,
                        outerWidth: childOriginal.width * factor.to.x
                    };

                // Vertical props scaling
                if (factor.from.y !== factor.to.y) {
                    childFrom = $.effects.setTransition(child, vProps, factor.from.y, childFrom);
                    childTo = $.effects.setTransition(child, vProps, factor.to.y, childTo);
                }

                // Horizontal props scaling
                if (factor.from.x !== factor.to.x) {
                    childFrom = $.effects.setTransition(child, hProps, factor.from.x, childFrom);
                    childTo = $.effects.setTransition(child, hProps, factor.to.x, childTo);
                }

                if (restore) {
                    $.effects.saveStyle(child);
                }

                // Animate children
                child.css(childFrom);
                child.animate(childTo, options.duration, options.easing, function () {

                    // Restore children
                    if (restore) {
                        $.effects.restoreStyle(child);
                    }
                });
            });
        }

        // Animate
        element.animate(to, {
            queue: false,
            duration: options.duration,
            easing: options.easing,
            complete: function () {

                var offset = element.offset();

                if (to.opacity === 0) {
                    element.css("opacity", from.opacity);
                }

                if (!restore) {
                    element
                        .css("position", position === "static" ? "relative" : position)
                        .offset(offset);

                    // Need to save style here so that automatic style restoration
                    // doesn't restore to the original styles from before the animation.
                    $.effects.saveStyle(element);
                }

                done();
            }
        });

    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Scale Effect
    //>>group: Effects
    //>>description: Grows or shrinks an element and its content.
    //>>docs: https://api.jqueryui.com/scale-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectScale = $.effects.define("scale", function (options, done) {

        // Create element
        var el = $(this),
            mode = options.mode,
            percent = parseInt(options.percent, 10) ||
                (parseInt(options.percent, 10) === 0 ? 0 : (mode !== "effect" ? 0 : 100)),

            newOptions = $.extend(true, {
                from: $.effects.scaledDimensions(el),
                to: $.effects.scaledDimensions(el, percent, options.direction || "both"),
                origin: options.origin || ["middle", "center"]
            }, options);

        // Fade option to support puff
        if (options.fade) {
            newOptions.from.opacity = 1;
            newOptions.to.opacity = 0;
        }

        $.effects.effect.size.call(this, newOptions, done);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Puff Effect
    //>>group: Effects
    //>>description: Creates a puff effect by scaling the element up and hiding it at the same time.
    //>>docs: https://api.jqueryui.com/puff-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectPuff = $.effects.define("puff", "hide", function (options, done) {
        var newOptions = $.extend(true, {}, options, {
            fade: true,
            percent: parseInt(options.percent, 10) || 150
        });

        $.effects.effect.scale.call(this, newOptions, done);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Pulsate Effect
    //>>group: Effects
    //>>description: Pulsates an element n times by changing the opacity to zero and back.
    //>>docs: https://api.jqueryui.com/pulsate-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectPulsate = $.effects.define("pulsate", "show", function (options, done) {
        var element = $(this),
            mode = options.mode,
            show = mode === "show",
            hide = mode === "hide",
            showhide = show || hide,

            // Showing or hiding leaves off the "last" animation
            anims = ((options.times || 5) * 2) + (showhide ? 1 : 0),
            duration = options.duration / anims,
            animateTo = 0,
            i = 1,
            queuelen = element.queue().length;

        if (show || !element.is(":visible")) {
            element.css("opacity", 0).show();
            animateTo = 1;
        }

        // Anims - 1 opacity "toggles"
        for (; i < anims; i++) {
            element.animate({ opacity: animateTo }, duration, options.easing);
            animateTo = 1 - animateTo;
        }

        element.animate({ opacity: animateTo }, duration, options.easing);

        element.queue(done);

        $.effects.unshift(element, queuelen, anims + 1);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Shake Effect
    //>>group: Effects
    //>>description: Shakes an element horizontally or vertically n times.
    //>>docs: https://api.jqueryui.com/shake-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectShake = $.effects.define("shake", function (options, done) {

        var i = 1,
            element = $(this),
            direction = options.direction || "left",
            distance = options.distance || 20,
            times = options.times || 3,
            anims = times * 2 + 1,
            speed = Math.round(options.duration / anims),
            ref = (direction === "up" || direction === "down") ? "top" : "left",
            positiveMotion = (direction === "up" || direction === "left"),
            animation = {},
            animation1 = {},
            animation2 = {},

            queuelen = element.queue().length;

        $.effects.createPlaceholder(element);

        // Animation
        animation[ref] = (positiveMotion ? "-=" : "+=") + distance;
        animation1[ref] = (positiveMotion ? "+=" : "-=") + distance * 2;
        animation2[ref] = (positiveMotion ? "-=" : "+=") + distance * 2;

        // Animate
        element.animate(animation, speed, options.easing);

        // Shakes
        for (; i < times; i++) {
            element
                .animate(animation1, speed, options.easing)
                .animate(animation2, speed, options.easing);
        }

        element
            .animate(animation1, speed, options.easing)
            .animate(animation, speed / 2, options.easing)
            .queue(done);

        $.effects.unshift(element, queuelen, anims + 1);
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Slide Effect
    //>>group: Effects
    //>>description: Slides an element in and out of the viewport.
    //>>docs: https://api.jqueryui.com/slide-effect/
    //>>demos: https://jqueryui.com/effect/


    var effectsEffectSlide = $.effects.define("slide", "show", function (options, done) {
        var startClip, startRef,
            element = $(this),
            map = {
                up: ["bottom", "top"],
                down: ["top", "bottom"],
                left: ["right", "left"],
                right: ["left", "right"]
            },
            mode = options.mode,
            direction = options.direction || "left",
            ref = (direction === "up" || direction === "down") ? "top" : "left",
            positiveMotion = (direction === "up" || direction === "left"),
            distance = options.distance ||
                element[ref === "top" ? "outerHeight" : "outerWidth"](true),
            animation = {};

        $.effects.createPlaceholder(element);

        startClip = element.cssClip();
        startRef = element.position()[ref];

        // Define hide animation
        animation[ref] = (positiveMotion ? -1 : 1) * distance + startRef;
        animation.clip = element.cssClip();
        animation.clip[map[direction][1]] = animation.clip[map[direction][0]];

        // Reverse the animation if we're showing
        if (mode === "show") {
            element.cssClip(animation.clip);
            element.css(ref, animation[ref]);
            animation.clip = startClip;
            animation[ref] = startRef;
        }

        // Actually animate
        element.animate(animation, {
            queue: false,
            duration: options.duration,
            easing: options.easing,
            complete: done
        });
    });


    /*!
     * https://jqueryui.com
     *
     * Copyright OpenJS Foundation and other contributors
     * Released under the MIT license.
     * https://jquery.org/license
     */

    //>>label: Transfer Effect
    //>>group: Effects
    //>>description: Displays a transfer effect from one element to another.
    //>>docs: https://api.jqueryui.com/transfer-effect/
    //>>demos: https://jqueryui.com/effect/


    var effect;
    if ($.uiBackCompat === true) {
        effect = $.effects.define("transfer", function (options, done) {
            $(this).transfer(options, done);
        });
    }
    var effectsEffectTransfer = effect;




});
if (typeof jQuery === 'undefined') {
    throw new Error('Bootstrap\'s JavaScript requires jQuery')
}

+function ($) {
    'use strict';
}(jQuery);

+function ($) {
    'use strict';

    // CSS TRANSITION SUPPORT (Shoutout: https://modernizr.com/)
    // ============================================================

    function transitionEnd() {
        var el = document.createElement('bootstrap')

        var transEndEventNames = {
            WebkitTransition: 'webkitTransitionEnd',
            MozTransition: 'transitionend',
            OTransition: 'oTransitionEnd otransitionend',
            transition: 'transitionend'
        }

        for (var name in transEndEventNames) {
            if (el.style[name] !== undefined) {
                return { end: transEndEventNames[name] }
            }
        }

        return false // explicit for ie8 (  ._.)
    }

    // https://blog.alexmaccaw.com/css-transitions
    $.fn.emulateTransitionEnd = function (duration) {
        var called = false
        var $el = this
        $(this).one('bsTransitionEnd', function () { called = true })
        var callback = function () { if (!called) $($el).trigger($.support.transition.end) }
        setTimeout(callback, duration)
        return this
    }

    $(function () {
        $.support.transition = transitionEnd()

        if (!$.support.transition) return

        $.event.special.bsTransitionEnd = {
            bindType: $.support.transition.end,
            delegateType: $.support.transition.end,
            handle: function (e) {
                if ($(e.target).is(this)) return e.handleObj.handler.apply(this, arguments)
            }
        }
    })

}(jQuery);


+function ($) {
    'use strict';

    // ALERT CLASS DEFINITION
    // ======================

    var dismiss = '[data-dismiss="alert"]'
    var Alert = function (el) {
        $(el).on('click', dismiss, this.close)
    }

    Alert.TRANSITION_DURATION = 150

    Alert.prototype.close = function (e) {
        var $this = $(this)
        var selector = $this.attr('data-target')

        if (!selector) {
            selector = $this.attr('href')
            selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
        }

        selector = selector === '#' ? [] : selector
        var $parent = $(document).find(selector)

        if (e) e.preventDefault()

        if (!$parent.length) {
            $parent = $this.closest('.alert')
        }

        $parent.trigger(e = $.Event('close.bs.alert'))

        if (e.isDefaultPrevented()) return

        $parent.removeClass('in')

        function removeElement() {
            // detach from parent, fire event then clean up data
            $parent.detach().trigger('closed.bs.alert').remove()
        }

        $.support.transition && $parent.hasClass('fade') ?
            $parent
                .one('bsTransitionEnd', removeElement)
                .emulateTransitionEnd(Alert.TRANSITION_DURATION) :
            removeElement()
    }


    // ALERT PLUGIN DEFINITION
    // =======================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.alert')

            if (!data) $this.data('bs.alert', (data = new Alert(this)))
            if (typeof option == 'string') data[option].call($this)
        })
    }

    var old = $.fn.alert

    $.fn.alert = Plugin
    $.fn.alert.Constructor = Alert


    // ALERT NO CONFLICT
    // =================

    $.fn.alert.noConflict = function () {
        $.fn.alert = old
        return this
    }


    // ALERT DATA-API
    // ==============

    $(document).on('click.bs.alert.data-api', dismiss, Alert.prototype.close)

}(jQuery);


+function ($) {
    'use strict';

    // BUTTON PUBLIC CLASS DEFINITION
    // ==============================

    var Button = function (element, options) {
        this.$element = $(element)
        this.options = $.extend({}, Button.DEFAULTS, options)
        this.isLoading = false
    }

    Button.DEFAULTS = {
        loadingText: 'loading...'
    }

    Button.prototype.setState = function (state) {
        var d = 'disabled'
        var $el = this.$element
        var val = $el.is('input') ? 'val' : 'html'
        var data = $el.data()

        state += 'Text'

        if (data.resetText == null) $el.data('resetText', $el[val]())

        // push to event loop to allow forms to submit
        setTimeout($.proxy(function () {
            $el[val](data[state] == null ? this.options[state] : data[state])

            if (state == 'loadingText') {
                this.isLoading = true
                $el.addClass(d).attr(d, d).prop(d, true)
            } else if (this.isLoading) {
                this.isLoading = false
                $el.removeClass(d).removeAttr(d).prop(d, false)
            }
        }, this), 0)
    }

    Button.prototype.toggle = function () {
        var changed = true
        var $parent = this.$element.closest('[data-toggle="buttons"]')

        if ($parent.length) {
            var $input = this.$element.find('input')
            if ($input.prop('type') == 'radio') {
                if ($input.prop('checked')) changed = false
                $parent.find('.active').removeClass('active')
                this.$element.addClass('active')
            } else if ($input.prop('type') == 'checkbox') {
                if (($input.prop('checked')) !== this.$element.hasClass('active')) changed = false
                this.$element.toggleClass('active')
            }
            $input.prop('checked', this.$element.hasClass('active'))
            if (changed) $input.trigger('change')
        } else {
            this.$element.attr('aria-pressed', !this.$element.hasClass('active'))
            this.$element.toggleClass('active')
        }
    }


    // BUTTON PLUGIN DEFINITION
    // ========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.button')
            var options = typeof option == 'object' && option

            if (!data) $this.data('bs.button', (data = new Button(this, options)))

            if (option == 'toggle') data.toggle()
            else if (option) data.setState(option)
        })
    }

    var old = $.fn.button

    $.fn.button = Plugin
    $.fn.button.Constructor = Button


    // BUTTON NO CONFLICT
    // ==================

    $.fn.button.noConflict = function () {
        $.fn.button = old
        return this
    }


    // BUTTON DATA-API
    // ===============

    $(document)
        .on('click.bs.button.data-api', '[data-toggle^="button"]', function (e) {
            var $btn = $(e.target).closest('.btn')
            Plugin.call($btn, 'toggle')
            if (!($(e.target).is('input[type="radio"], input[type="checkbox"]'))) {
                // Prevent double click on radios, and the double selections (so cancellation) on checkboxes
                e.preventDefault()
                // The target component still receive the focus
                if ($btn.is('input,button')) $btn.trigger('focus')
                else $btn.find('input:visible,button:visible').first().trigger('focus')
            }
        })
        .on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) {
            $(e.target).closest('.btn').toggleClass('focus', /^focus(in)?$/.test(e.type))
        })

}(jQuery);


+function ($) {
    'use strict';

    // CAROUSEL CLASS DEFINITION
    // =========================

    var Carousel = function (element, options) {
        this.$element = $(element)
        this.$indicators = this.$element.find('.carousel-indicators')
        this.options = options
        this.paused = null
        this.sliding = null
        this.interval = null
        this.$active = null
        this.$items = null

        this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this))

        this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element
            .on('mouseenter.bs.carousel', $.proxy(this.pause, this))
            .on('mouseleave.bs.carousel', $.proxy(this.cycle, this))
    }

    Carousel.TRANSITION_DURATION = 600

    Carousel.DEFAULTS = {
        interval: 5000,
        pause: 'hover',
        wrap: true,
        keyboard: true
    }

    Carousel.prototype.keydown = function (e) {
        if (/input|textarea/i.test(e.target.tagName)) return
        switch (e.which) {
            case 37: this.prev(); break
            case 39: this.next(); break
            default: return
        }

        e.preventDefault()
    }

    Carousel.prototype.cycle = function (e) {
        e || (this.paused = false)

        this.interval && clearInterval(this.interval)

        this.options.interval
            && !this.paused
            && (this.interval = setInterval($.proxy(this.next, this), this.options.interval))

        return this
    }

    Carousel.prototype.getItemIndex = function (item) {
        this.$items = item.parent().children('.item')
        return this.$items.index(item || this.$active)
    }

    Carousel.prototype.getItemForDirection = function (direction, active) {
        var activeIndex = this.getItemIndex(active)
        var willWrap = (direction == 'prev' && activeIndex === 0)
            || (direction == 'next' && activeIndex == (this.$items.length - 1))
        if (willWrap && !this.options.wrap) return active
        var delta = direction == 'prev' ? -1 : 1
        var itemIndex = (activeIndex + delta) % this.$items.length
        return this.$items.eq(itemIndex)
    }

    Carousel.prototype.to = function (pos) {
        var that = this
        var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active'))

        if (pos > (this.$items.length - 1) || pos < 0) return

        if (this.sliding) return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid"
        if (activeIndex == pos) return this.pause().cycle()

        return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos))
    }

    Carousel.prototype.pause = function (e) {
        e || (this.paused = true)

        if (this.$element.find('.next, .prev').length && $.support.transition) {
            this.$element.trigger($.support.transition.end)
            this.cycle(true)
        }

        this.interval = clearInterval(this.interval)

        return this
    }

    Carousel.prototype.next = function () {
        if (this.sliding) return
        return this.slide('next')
    }

    Carousel.prototype.prev = function () {
        if (this.sliding) return
        return this.slide('prev')
    }

    Carousel.prototype.slide = function (type, next) {
        var $active = this.$element.find('.item.active')
        var $next = next || this.getItemForDirection(type, $active)
        var isCycling = this.interval
        var direction = type == 'next' ? 'left' : 'right'
        var that = this

        if ($next.hasClass('active')) return (this.sliding = false)

        var relatedTarget = $next[0]
        var slideEvent = $.Event('slide.bs.carousel', {
            relatedTarget: relatedTarget,
            direction: direction
        })
        this.$element.trigger(slideEvent)
        if (slideEvent.isDefaultPrevented()) return

        this.sliding = true

        isCycling && this.pause()

        if (this.$indicators.length) {
            this.$indicators.find('.active').removeClass('active')
            var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)])
            $nextIndicator && $nextIndicator.addClass('active')
        }

        var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid"
        if ($.support.transition && this.$element.hasClass('slide')) {
            $next.addClass(type)
            if (typeof $next === 'object' && $next.length) {
                $next[0].offsetWidth // force reflow
            }
            $active.addClass(direction)
            $next.addClass(direction)
            $active
                .one('bsTransitionEnd', function () {
                    $next.removeClass([type, direction].join(' ')).addClass('active')
                    $active.removeClass(['active', direction].join(' '))
                    that.sliding = false
                    setTimeout(function () {
                        that.$element.trigger(slidEvent)
                    }, 0)
                })
                .emulateTransitionEnd(Carousel.TRANSITION_DURATION)
        } else {
            $active.removeClass('active')
            $next.addClass('active')
            this.sliding = false
            this.$element.trigger(slidEvent)
        }

        isCycling && this.cycle()

        return this
    }


    // CAROUSEL PLUGIN DEFINITION
    // ==========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.carousel')
            var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option)
            var action = typeof option == 'string' ? option : options.slide

            if (!data) $this.data('bs.carousel', (data = new Carousel(this, options)))
            if (typeof option == 'number') data.to(option)
            else if (action) data[action]()
            else if (options.interval) data.pause().cycle()
        })
    }

    var old = $.fn.carousel

    $.fn.carousel = Plugin
    $.fn.carousel.Constructor = Carousel


    // CAROUSEL NO CONFLICT
    // ====================

    $.fn.carousel.noConflict = function () {
        $.fn.carousel = old
        return this
    }


    // CAROUSEL DATA-API
    // =================

    var clickHandler = function (e) {
        var $this = $(this)
        var href = $this.attr('href')
        if (href) {
            href = href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7
        }

        var target = $this.attr('data-target') || href
        var $target = $(document).find(target)

        if (!$target.hasClass('carousel')) return

        var options = $.extend({}, $target.data(), $this.data())
        var slideIndex = $this.attr('data-slide-to')
        if (slideIndex) options.interval = false

        Plugin.call($target, options)

        if (slideIndex) {
            $target.data('bs.carousel').to(slideIndex)
        }

        e.preventDefault()
    }

    $(document)
        .on('click.bs.carousel.data-api', '[data-slide]', clickHandler)
        .on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler)

    $(window).on('load', function () {
        $('[data-ride="carousel"]').each(function () {
            var $carousel = $(this)
            Plugin.call($carousel, $carousel.data())
        })
    })

}(jQuery);

+function ($) {
    'use strict';

    // COLLAPSE PUBLIC CLASS DEFINITION
    // ================================

    var Collapse = function (element, options) {
        this.$element = $(element)
        this.options = $.extend({}, Collapse.DEFAULTS, options)
        this.$trigger = $('[data-toggle="collapse"][href="#' + element.id + '"],' +
            '[data-toggle="collapse"][data-target="#' + element.id + '"]')
        this.transitioning = null

        if (this.options.parent) {
            this.$parent = this.getParent()
        } else {
            this.addAriaAndCollapsedClass(this.$element, this.$trigger)
        }

        if (this.options.toggle) this.toggle()
    }

    Collapse.TRANSITION_DURATION = 350

    Collapse.DEFAULTS = {
        toggle: true
    }

    Collapse.prototype.dimension = function () {
        var hasWidth = this.$element.hasClass('width')
        return hasWidth ? 'width' : 'height'
    }

    Collapse.prototype.show = function () {
        if (this.transitioning || this.$element.hasClass('in')) return

        var activesData
        var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing')

        if (actives && actives.length) {
            activesData = actives.data('bs.collapse')
            if (activesData && activesData.transitioning) return
        }

        var startEvent = $.Event('show.bs.collapse')
        this.$element.trigger(startEvent)
        if (startEvent.isDefaultPrevented()) return

        if (actives && actives.length) {
            Plugin.call(actives, 'hide')
            activesData || actives.data('bs.collapse', null)
        }

        var dimension = this.dimension()

        this.$element
            .removeClass('collapse')
            .addClass('collapsing')[dimension](0)
            .attr('aria-expanded', true)

        this.$trigger
            .removeClass('collapsed')
            .attr('aria-expanded', true)

        this.transitioning = 1

        var complete = function () {
            this.$element
                .removeClass('collapsing')
                .addClass('collapse in')[dimension]('')
            this.transitioning = 0
            this.$element
                .trigger('shown.bs.collapse')
        }

        if (!$.support.transition) return complete.call(this)

        var scrollSize = $.camelCase(['scroll', dimension].join('-'))

        this.$element
            .one('bsTransitionEnd', $.proxy(complete, this))
            .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize])
    }

    Collapse.prototype.hide = function () {
        if (this.transitioning || !this.$element.hasClass('in')) return

        var startEvent = $.Event('hide.bs.collapse')
        this.$element.trigger(startEvent)
        if (startEvent.isDefaultPrevented()) return

        var dimension = this.dimension()

        this.$element[dimension](this.$element[dimension]())[0].offsetHeight

        this.$element
            .addClass('collapsing')
            .removeClass('collapse in')
            .attr('aria-expanded', false)

        this.$trigger
            .addClass('collapsed')
            .attr('aria-expanded', false)

        this.transitioning = 1

        var complete = function () {
            this.transitioning = 0
            this.$element
                .removeClass('collapsing')
                .addClass('collapse')
                .trigger('hidden.bs.collapse')
        }

        if (!$.support.transition) return complete.call(this)

        this.$element
        [dimension](0)
            .one('bsTransitionEnd', $.proxy(complete, this))
            .emulateTransitionEnd(Collapse.TRANSITION_DURATION)
    }

    Collapse.prototype.toggle = function () {
        this[this.$element.hasClass('in') ? 'hide' : 'show']()
    }

    Collapse.prototype.getParent = function () {
        return $(document).find(this.options.parent)
            .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]')
            .each($.proxy(function (i, element) {
                var $element = $(element)
                this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element)
            }, this))
            .end()
    }

    Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) {
        var isOpen = $element.hasClass('in')

        $element.attr('aria-expanded', isOpen)
        $trigger
            .toggleClass('collapsed', !isOpen)
            .attr('aria-expanded', isOpen)
    }

    function getTargetFromTrigger($trigger) {
        var href
        var target = $trigger.attr('data-target')
            || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7

        return $(document).find(target)
    }


    // COLLAPSE PLUGIN DEFINITION
    // ==========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.collapse')
            var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option)

            if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false
            if (!data) $this.data('bs.collapse', (data = new Collapse(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.collapse

    $.fn.collapse = Plugin
    $.fn.collapse.Constructor = Collapse


    // COLLAPSE NO CONFLICT
    // ====================

    $.fn.collapse.noConflict = function () {
        $.fn.collapse = old
        return this
    }


    // COLLAPSE DATA-API
    // =================

    $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) {
        var $this = $(this)

        if (!$this.attr('data-target')) e.preventDefault()

        var $target = getTargetFromTrigger($this)
        var data = $target.data('bs.collapse')
        var option = data ? 'toggle' : $this.data()

        Plugin.call($target, option)
    })

}(jQuery);


+function ($) {
    'use strict';

    // DROPDOWN CLASS DEFINITION
    // =========================

    var backdrop = '.dropdown-backdrop'
    var toggle = '[data-toggle="dropdown"]'
    var Dropdown = function (element) {
        $(element).on('click.bs.dropdown', this.toggle)
    }

    function getParent($this) {
        var selector = $this.attr('data-target')

        if (!selector) {
            selector = $this.attr('href')
            selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
        }

        var $parent = selector !== '#' ? $(document).find(selector) : null

        return $parent && $parent.length ? $parent : $this.parent()
    }

    function clearMenus(e) {
        if (e && e.which === 3) return
        $(backdrop).remove()
        $(toggle).each(function () {
            var $this = $(this)
            var $parent = getParent($this)
            var relatedTarget = { relatedTarget: this }

            if (!$parent.hasClass('open')) return

            if (e && e.type == 'click' && /input|textarea/i.test(e.target.tagName) && $.contains($parent[0], e.target)) return

            $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget))

            if (e.isDefaultPrevented()) return

            $this.attr('aria-expanded', 'false')
            $parent.removeClass('open').trigger($.Event('hidden.bs.dropdown', relatedTarget))
        })
    }

    Dropdown.prototype.toggle = function (e) {
        var $this = $(this)

        if ($this.is('.disabled, :disabled')) return

        var $parent = getParent($this)
        var isActive = $parent.hasClass('open')

        clearMenus()

        if (!isActive) {
            if ('ontouchstart' in document.documentElement && !$parent.closest('.navbar-nav').length) {
                // if mobile we use a backdrop because click events don't delegate
                $(document.createElement('div'))
                    .addClass('dropdown-backdrop')
                    .insertAfter($(this))
                    .on('click', clearMenus)
            }

            var relatedTarget = { relatedTarget: this }
            $parent.trigger(e = $.Event('show.bs.dropdown', relatedTarget))

            if (e.isDefaultPrevented()) return

            $this
                .trigger('focus')
                .attr('aria-expanded', 'true')

            $parent
                .toggleClass('open')
                .trigger($.Event('shown.bs.dropdown', relatedTarget))
        }

        return false
    }

    Dropdown.prototype.keydown = function (e) {
        if (!/(38|40|27|32)/.test(e.which) || /input|textarea/i.test(e.target.tagName)) return

        var $this = $(this)

        e.preventDefault()
        e.stopPropagation()

        if ($this.is('.disabled, :disabled')) return

        var $parent = getParent($this)
        var isActive = $parent.hasClass('open')

        if (!isActive && e.which != 27 || isActive && e.which == 27) {
            if (e.which == 27) $parent.find(toggle).trigger('focus')
            return $this.trigger('click')
        }

        var desc = ' li:not(.disabled):visible a'
        var $items = $parent.find('.dropdown-menu' + desc)

        if (!$items.length) return

        var index = $items.index(e.target)

        if (e.which == 38 && index > 0) index--         // up
        if (e.which == 40 && index < $items.length - 1) index++         // down
        if (!~index) index = 0

        $items.eq(index).trigger('focus')
    }


    // DROPDOWN PLUGIN DEFINITION
    // ==========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.dropdown')

            if (!data) $this.data('bs.dropdown', (data = new Dropdown(this)))
            if (typeof option == 'string') data[option].call($this)
        })
    }

    var old = $.fn.dropdown

    $.fn.dropdown = Plugin
    $.fn.dropdown.Constructor = Dropdown


    // DROPDOWN NO CONFLICT
    // ====================

    $.fn.dropdown.noConflict = function () {
        $.fn.dropdown = old
        return this
    }


    // APPLY TO STANDARD DROPDOWN ELEMENTS
    // ===================================

    $(document)
        .on('click.bs.dropdown.data-api', clearMenus)
        .on('click.bs.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
        .on('click.bs.dropdown.data-api', toggle, Dropdown.prototype.toggle)
        .on('keydown.bs.dropdown.data-api', toggle, Dropdown.prototype.keydown)
        .on('keydown.bs.dropdown.data-api', '.dropdown-menu', Dropdown.prototype.keydown)

}(jQuery);


+function ($) {
    'use strict';

    // MODAL CLASS DEFINITION
    // ======================

    var Modal = function (element, options) {
        this.options = options
        this.$body = $(document.body)
        this.$element = $(element)
        this.$dialog = this.$element.find('.modal-dialog')
        this.$backdrop = null
        this.isShown = null
        this.originalBodyPad = null
        this.scrollbarWidth = 0
        this.ignoreBackdropClick = false
        this.fixedContent = '.navbar-fixed-top, .navbar-fixed-bottom'

        if (this.options.remote) {
            this.$element
                .find('.modal-content')
                .load(this.options.remote, $.proxy(function () {
                    this.$element.trigger('loaded.bs.modal')
                }, this))
        }
    }

    Modal.TRANSITION_DURATION = 300
    Modal.BACKDROP_TRANSITION_DURATION = 150

    Modal.DEFAULTS = {
        backdrop: true,
        keyboard: true,
        show: true
    }

    Modal.prototype.toggle = function (_relatedTarget) {
        return this.isShown ? this.hide() : this.show(_relatedTarget)
    }

    Modal.prototype.show = function (_relatedTarget) {
        var that = this
        var e = $.Event('show.bs.modal', { relatedTarget: _relatedTarget })

        this.$element.trigger(e)

        if (this.isShown || e.isDefaultPrevented()) return

        this.isShown = true

        this.checkScrollbar()
        this.setScrollbar()
        this.$body.addClass('modal-open')

        this.escape()
        this.resize()

        this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))

        this.$dialog.on('mousedown.dismiss.bs.modal', function () {
            that.$element.one('mouseup.dismiss.bs.modal', function (e) {
                if ($(e.target).is(that.$element)) that.ignoreBackdropClick = true
            })
        })

        this.backdrop(function () {
            var transition = $.support.transition && that.$element.hasClass('fade')

            if (!that.$element.parent().length) {
                that.$element.appendTo(that.$body) // don't move modals dom position
            }

            that.$element
                .show()
                .scrollTop(0)

            that.adjustDialog()

            if (transition) {
                that.$element[0].offsetWidth // force reflow
            }

            that.$element.addClass('in')

            that.enforceFocus()

            var e = $.Event('shown.bs.modal', { relatedTarget: _relatedTarget })

            transition ?
                that.$dialog // wait for modal to slide in
                    .one('bsTransitionEnd', function () {
                        that.$element.trigger('focus').trigger(e)
                    })
                    .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
                that.$element.trigger('focus').trigger(e)
        })
    }

    Modal.prototype.hide = function (e) {
        if (e) e.preventDefault()

        e = $.Event('hide.bs.modal')

        this.$element.trigger(e)

        if (!this.isShown || e.isDefaultPrevented()) return

        this.isShown = false

        this.escape()
        this.resize()

        $(document).off('focusin.bs.modal')

        this.$element
            .removeClass('in')
            .off('click.dismiss.bs.modal')
            .off('mouseup.dismiss.bs.modal')

        this.$dialog.off('mousedown.dismiss.bs.modal')

        $.support.transition && this.$element.hasClass('fade') ?
            this.$element
                .one('bsTransitionEnd', $.proxy(this.hideModal, this))
                .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
            this.hideModal()
    }

    Modal.prototype.enforceFocus = function () {
        $(document)
            .off('focusin.bs.modal') // guard against infinite focus loop
            .on('focusin.bs.modal', $.proxy(function (e) {
                if (document !== e.target &&
                    this.$element[0] !== e.target &&
                    !this.$element.has(e.target).length) {
                    this.$element.trigger('focus')
                }
            }, this))
    }

    Modal.prototype.escape = function () {
        if (this.isShown && this.options.keyboard) {
            this.$element.on('keydown.dismiss.bs.modal', $.proxy(function (e) {
                e.which == 27 && this.hide()
            }, this))
        } else if (!this.isShown) {
            this.$element.off('keydown.dismiss.bs.modal')
        }
    }

    Modal.prototype.resize = function () {
        if (this.isShown) {
            $(window).on('resize.bs.modal', $.proxy(this.handleUpdate, this))
        } else {
            $(window).off('resize.bs.modal')
        }
    }

    Modal.prototype.hideModal = function () {
        var that = this
        this.$element.hide()
        this.backdrop(function () {
            that.$body.removeClass('modal-open')
            that.resetAdjustments()
            that.resetScrollbar()
            that.$element.trigger('hidden.bs.modal')
        })
    }

    Modal.prototype.removeBackdrop = function () {
        this.$backdrop && this.$backdrop.remove()
        this.$backdrop = null
    }

    Modal.prototype.backdrop = function (callback) {
        var that = this
        var animate = this.$element.hasClass('fade') ? 'fade' : ''

        if (this.isShown && this.options.backdrop) {
            var doAnimate = $.support.transition && animate

            this.$backdrop = $(document.createElement('div'))
                .addClass('modal-backdrop ' + animate)
                .appendTo(this.$body)

            this.$element.on('click.dismiss.bs.modal', $.proxy(function (e) {
                if (this.ignoreBackdropClick) {
                    this.ignoreBackdropClick = false
                    return
                }
                if (e.target !== e.currentTarget) return
                this.options.backdrop == 'static'
                    ? this.$element[0].focus()
                    : this.hide()
            }, this))

            if (doAnimate) this.$backdrop[0].offsetWidth // force reflow

            this.$backdrop.addClass('in')

            if (!callback) return

            doAnimate ?
                this.$backdrop
                    .one('bsTransitionEnd', callback)
                    .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
                callback()

        } else if (!this.isShown && this.$backdrop) {
            this.$backdrop.removeClass('in')

            var callbackRemove = function () {
                that.removeBackdrop()
                callback && callback()
            }
            $.support.transition && this.$element.hasClass('fade') ?
                this.$backdrop
                    .one('bsTransitionEnd', callbackRemove)
                    .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
                callbackRemove()

        } else if (callback) {
            callback()
        }
    }

    // these following methods are used to handle overflowing modals

    Modal.prototype.handleUpdate = function () {
        this.adjustDialog()
    }

    Modal.prototype.adjustDialog = function () {
        var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight

        this.$element.css({
            paddingLeft: !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '',
            paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : ''
        })
    }

    Modal.prototype.resetAdjustments = function () {
        this.$element.css({
            paddingLeft: '',
            paddingRight: ''
        })
    }

    Modal.prototype.checkScrollbar = function () {
        var fullWindowWidth = window.innerWidth
        if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8
            var documentElementRect = document.documentElement.getBoundingClientRect()
            fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left)
        }
        this.bodyIsOverflowing = document.body.clientWidth < fullWindowWidth
        this.scrollbarWidth = this.measureScrollbar()
    }

    Modal.prototype.setScrollbar = function () {
        var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
        this.originalBodyPad = document.body.style.paddingRight || ''
        var scrollbarWidth = this.scrollbarWidth
        if (this.bodyIsOverflowing) {
            this.$body.css('padding-right', bodyPad + scrollbarWidth)
            $(this.fixedContent).each(function (index, element) {
                var actualPadding = element.style.paddingRight
                var calculatedPadding = $(element).css('padding-right')
                $(element)
                    .data('padding-right', actualPadding)
                    .css('padding-right', parseFloat(calculatedPadding) + scrollbarWidth + 'px')
            })
        }
    }

    Modal.prototype.resetScrollbar = function () {
        this.$body.css('padding-right', this.originalBodyPad)
        $(this.fixedContent).each(function (index, element) {
            var padding = $(element).data('padding-right')
            $(element).removeData('padding-right')
            element.style.paddingRight = padding ? padding : ''
        })
    }

    Modal.prototype.measureScrollbar = function () { // thx walsh
        var scrollDiv = document.createElement('div')
        scrollDiv.className = 'modal-scrollbar-measure'
        this.$body.append(scrollDiv)
        var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth
        this.$body[0].removeChild(scrollDiv)
        return scrollbarWidth
    }


    // MODAL PLUGIN DEFINITION
    // =======================

    function Plugin(option, _relatedTarget) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.modal')
            var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option)

            if (!data) $this.data('bs.modal', (data = new Modal(this, options)))
            if (typeof option == 'string') data[option](_relatedTarget)
            else if (options.show) data.show(_relatedTarget)
        })
    }

    var old = $.fn.modal

    $.fn.modal = Plugin
    $.fn.modal.Constructor = Modal


    // MODAL NO CONFLICT
    // =================

    $.fn.modal.noConflict = function () {
        $.fn.modal = old
        return this
    }


    // MODAL DATA-API
    // ==============

    $(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) {
        var $this = $(this)
        var href = $this.attr('href')
        var target = $this.attr('data-target') ||
            (href && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7

        var $target = $(document).find(target)
        var option = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data())

        if ($this.is('a')) e.preventDefault()

        $target.one('show.bs.modal', function (showEvent) {
            if (showEvent.isDefaultPrevented()) return // only register focus restorer if modal will actually get shown
            $target.one('hidden.bs.modal', function () {
                $this.is(':visible') && $this.trigger('focus')
            })
        })
        Plugin.call($target, option, this)
    })

}(jQuery);

+function ($) {
    'use strict';

    var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn']

    var uriAttrs = [
        'background',
        'cite',
        'href',
        'itemtype',
        'longdesc',
        'poster',
        'src',
        'xlink:href'
    ]

    var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i

    var DefaultWhitelist = {
        // Global attributes allowed on any supplied element below.
        '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN],
        a: ['target', 'href', 'title', 'rel'],
        area: [],
        b: [],
        br: [],
        col: [],
        code: [],
        div: [],
        em: [],
        hr: [],
        h1: [],
        h2: [],
        h3: [],
        h4: [],
        h5: [],
        h6: [],
        i: [],
        img: ['src', 'alt', 'title', 'width', 'height'],
        li: [],
        ol: [],
        p: [],
        pre: [],
        s: [],
        small: [],
        span: [],
        sub: [],
        sup: [],
        strong: [],
        u: [],
        ul: []
    }

    /**
     * A pattern that recognizes a commonly useful subset of URLs that are safe.
     *
     * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
     */
    var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi

    /**
     * A pattern that matches safe data URLs. Only matches image, video and audio types.
     *
     * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
     */
    var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i

    function allowedAttribute(attr, allowedAttributeList) {
        var attrName = attr.nodeName.toLowerCase()

        if ($.inArray(attrName, allowedAttributeList) !== -1) {
            if ($.inArray(attrName, uriAttrs) !== -1) {
                return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN))
            }

            return true
        }

        var regExp = $(allowedAttributeList).filter(function (index, value) {
            return value instanceof RegExp
        })

        // Check if a regular expression validates the attribute.
        for (var i = 0, l = regExp.length; i < l; i++) {
            if (attrName.match(regExp[i])) {
                return true
            }
        }

        return false
    }

    function sanitizeHtml(unsafeHtml, whiteList, sanitizeFn) {
        if (unsafeHtml.length === 0) {
            return unsafeHtml
        }

        if (sanitizeFn && typeof sanitizeFn === 'function') {
            return sanitizeFn(unsafeHtml)
        }

        // IE 8 and below don't support createHTMLDocument
        if (!document.implementation || !document.implementation.createHTMLDocument) {
            return unsafeHtml
        }

        var createdDocument = document.implementation.createHTMLDocument('sanitization')
        createdDocument.body.innerHTML = unsafeHtml

        var whitelistKeys = $.map(whiteList, function (el, i) { return i })
        var elements = $(createdDocument.body).find('*')

        for (var i = 0, len = elements.length; i < len; i++) {
            var el = elements[i]
            var elName = el.nodeName.toLowerCase()

            if ($.inArray(elName, whitelistKeys) === -1) {
                el.parentNode.removeChild(el)

                continue
            }

            var attributeList = $.map(el.attributes, function (el) { return el })
            var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || [])

            for (var j = 0, len2 = attributeList.length; j < len2; j++) {
                if (!allowedAttribute(attributeList[j], whitelistedAttributes)) {
                    el.removeAttribute(attributeList[j].nodeName)
                }
            }
        }

        return createdDocument.body.innerHTML
    }

    // TOOLTIP PUBLIC CLASS DEFINITION
    // ===============================

    var Tooltip = function (element, options) {
        this.type = null
        this.options = null
        this.enabled = null
        this.timeout = null
        this.hoverState = null
        this.$element = null
        this.inState = null

        this.init('tooltip', element, options)
    }

    Tooltip.TRANSITION_DURATION = 150

    Tooltip.DEFAULTS = {
        animation: true,
        placement: 'top',
        selector: false,
        template: '<div class="tooltip" role="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>',
        trigger: 'hover focus',
        title: '',
        delay: 0,
        html: false,
        container: false,
        viewport: {
            selector: 'body',
            padding: 0
        },
        sanitize: true,
        sanitizeFn: null,
        whiteList: DefaultWhitelist
    }

    Tooltip.prototype.init = function (type, element, options) {
        this.enabled = true
        this.type = type
        this.$element = $(element)
        this.options = this.getOptions(options)
        this.$viewport = this.options.viewport && $(document).find($.isFunction(this.options.viewport) ? this.options.viewport.call(this, this.$element) : (this.options.viewport.selector || this.options.viewport))
        this.inState = { click: false, hover: false, focus: false }

        if (this.$element[0] instanceof document.constructor && !this.options.selector) {
            throw new Error('`selector` option must be specified when initializing ' + this.type + ' on the window.document object!')
        }

        var triggers = this.options.trigger.split(' ')

        for (var i = triggers.length; i--;) {
            var trigger = triggers[i]

            if (trigger == 'click') {
                this.$element.on('click.' + this.type, this.options.selector, $.proxy(this.toggle, this))
            } else if (trigger != 'manual') {
                var eventIn = trigger == 'hover' ? 'mouseenter' : 'focusin'
                var eventOut = trigger == 'hover' ? 'mouseleave' : 'focusout'

                this.$element.on(eventIn + '.' + this.type, this.options.selector, $.proxy(this.enter, this))
                this.$element.on(eventOut + '.' + this.type, this.options.selector, $.proxy(this.leave, this))
            }
        }

        this.options.selector ?
            (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
            this.fixTitle()
    }

    Tooltip.prototype.getDefaults = function () {
        return Tooltip.DEFAULTS
    }

    Tooltip.prototype.getOptions = function (options) {
        var dataAttributes = this.$element.data()

        for (var dataAttr in dataAttributes) {
            if (dataAttributes.hasOwnProperty(dataAttr) && $.inArray(dataAttr, DISALLOWED_ATTRIBUTES) !== -1) {
                delete dataAttributes[dataAttr]
            }
        }

        options = $.extend({}, this.getDefaults(), dataAttributes, options)

        if (options.delay && typeof options.delay == 'number') {
            options.delay = {
                show: options.delay,
                hide: options.delay
            }
        }

        if (options.sanitize) {
            options.template = sanitizeHtml(options.template, options.whiteList, options.sanitizeFn)
        }

        return options
    }

    Tooltip.prototype.getDelegateOptions = function () {
        var options = {}
        var defaults = this.getDefaults()

        this._options && $.each(this._options, function (key, value) {
            if (defaults[key] != value) options[key] = value
        })

        return options
    }

    Tooltip.prototype.enter = function (obj) {
        var self = obj instanceof this.constructor ?
            obj : $(obj.currentTarget).data('bs.' + this.type)

        if (!self) {
            self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
            $(obj.currentTarget).data('bs.' + this.type, self)
        }

        if (obj instanceof $.Event) {
            self.inState[obj.type == 'focusin' ? 'focus' : 'hover'] = true
        }

        if (self.tip().hasClass('in') || self.hoverState == 'in') {
            self.hoverState = 'in'
            return
        }

        clearTimeout(self.timeout)

        self.hoverState = 'in'

        if (!self.options.delay || !self.options.delay.show) return self.show()

        self.timeout = setTimeout(function () {
            if (self.hoverState == 'in') self.show()
        }, self.options.delay.show)
    }

    Tooltip.prototype.isInStateTrue = function () {
        for (var key in this.inState) {
            if (this.inState[key]) return true
        }

        return false
    }

    Tooltip.prototype.leave = function (obj) {
        var self = obj instanceof this.constructor ?
            obj : $(obj.currentTarget).data('bs.' + this.type)

        if (!self) {
            self = new this.constructor(obj.currentTarget, this.getDelegateOptions())
            $(obj.currentTarget).data('bs.' + this.type, self)
        }

        if (obj instanceof $.Event) {
            self.inState[obj.type == 'focusout' ? 'focus' : 'hover'] = false
        }

        if (self.isInStateTrue()) return

        clearTimeout(self.timeout)

        self.hoverState = 'out'

        if (!self.options.delay || !self.options.delay.hide) return self.hide()

        self.timeout = setTimeout(function () {
            if (self.hoverState == 'out') self.hide()
        }, self.options.delay.hide)
    }

    Tooltip.prototype.show = function () {
        var e = $.Event('show.bs.' + this.type)

        if (this.hasContent() && this.enabled) {
            this.$element.trigger(e)

            var inDom = $.contains(this.$element[0].ownerDocument.documentElement, this.$element[0])
            if (e.isDefaultPrevented() || !inDom) return
            var that = this

            var $tip = this.tip()

            var tipId = this.getUID(this.type)

            this.setContent()
            $tip.attr('id', tipId)
            this.$element.attr('aria-describedby', tipId)

            if (this.options.animation) $tip.addClass('fade')

            var placement = typeof this.options.placement == 'function' ?
                this.options.placement.call(this, $tip[0], this.$element[0]) :
                this.options.placement

            var autoToken = /\s?auto?\s?/i
            var autoPlace = autoToken.test(placement)
            if (autoPlace) placement = placement.replace(autoToken, '') || 'top'

            $tip
                .detach()
                .css({ top: 0, left: 0, display: 'block' })
                .addClass(placement)
                .data('bs.' + this.type, this)

            this.options.container ? $tip.appendTo($(document).find(this.options.container)) : $tip.insertAfter(this.$element)
            this.$element.trigger('inserted.bs.' + this.type)

            var pos = this.getPosition()
            var actualWidth = $tip[0].offsetWidth
            var actualHeight = $tip[0].offsetHeight

            if (autoPlace) {
                var orgPlacement = placement
                var viewportDim = this.getPosition(this.$viewport)

                placement = placement == 'bottom' && pos.bottom + actualHeight > viewportDim.bottom ? 'top' :
                    placement == 'top' && pos.top - actualHeight < viewportDim.top ? 'bottom' :
                        placement == 'right' && pos.right + actualWidth > viewportDim.width ? 'left' :
                            placement == 'left' && pos.left - actualWidth < viewportDim.left ? 'right' :
                                placement

                $tip
                    .removeClass(orgPlacement)
                    .addClass(placement)
            }

            var calculatedOffset = this.getCalculatedOffset(placement, pos, actualWidth, actualHeight)

            this.applyPlacement(calculatedOffset, placement)

            var complete = function () {
                var prevHoverState = that.hoverState
                that.$element.trigger('shown.bs.' + that.type)
                that.hoverState = null

                if (prevHoverState == 'out') that.leave(that)
            }

            $.support.transition && this.$tip.hasClass('fade') ?
                $tip
                    .one('bsTransitionEnd', complete)
                    .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
                complete()
        }
    }

    Tooltip.prototype.applyPlacement = function (offset, placement) {
        var $tip = this.tip()
        var width = $tip[0].offsetWidth
        var height = $tip[0].offsetHeight

        // manually read margins because getBoundingClientRect includes difference
        var marginTop = parseInt($tip.css('margin-top'), 10)
        var marginLeft = parseInt($tip.css('margin-left'), 10)

        // we must check for NaN for ie 8/9
        if (isNaN(marginTop)) marginTop = 0
        if (isNaN(marginLeft)) marginLeft = 0

        offset.top += marginTop
        offset.left += marginLeft

        // $.fn.offset doesn't round pixel values
        // so we use setOffset directly with our own function B-0
        $.offset.setOffset($tip[0], $.extend({
            using: function (props) {
                $tip.css({
                    top: Math.round(props.top),
                    left: Math.round(props.left)
                })
            }
        }, offset), 0)

        $tip.addClass('in')

        // check to see if placing tip in new offset caused the tip to resize itself
        var actualWidth = $tip[0].offsetWidth
        var actualHeight = $tip[0].offsetHeight

        if (placement == 'top' && actualHeight != height) {
            offset.top = offset.top + height - actualHeight
        }

        var delta = this.getViewportAdjustedDelta(placement, offset, actualWidth, actualHeight)

        if (delta.left) offset.left += delta.left
        else offset.top += delta.top

        var isVertical = /top|bottom/.test(placement)
        var arrowDelta = isVertical ? delta.left * 2 - width + actualWidth : delta.top * 2 - height + actualHeight
        var arrowOffsetPosition = isVertical ? 'offsetWidth' : 'offsetHeight'

        $tip.offset(offset)
        this.replaceArrow(arrowDelta, $tip[0][arrowOffsetPosition], isVertical)
    }

    Tooltip.prototype.replaceArrow = function (delta, dimension, isVertical) {
        this.arrow()
            .css(isVertical ? 'left' : 'top', 50 * (1 - delta / dimension) + '%')
            .css(isVertical ? 'top' : 'left', '')
    }

    Tooltip.prototype.setContent = function () {
        var $tip = this.tip()
        var title = this.getTitle()

        if (this.options.html) {
            if (this.options.sanitize) {
                title = sanitizeHtml(title, this.options.whiteList, this.options.sanitizeFn)
            }

            $tip.find('.tooltip-inner').html(title)
        } else {
            $tip.find('.tooltip-inner').text(title)
        }

        $tip.removeClass('fade in top bottom left right')
    }

    Tooltip.prototype.hide = function (callback) {
        var that = this
        var $tip = $(this.$tip)
        var e = $.Event('hide.bs.' + this.type)

        function complete() {
            if (that.hoverState != 'in') $tip.detach()
            if (that.$element) { // TODO: Check whether guarding this code with this `if` is really necessary.
                that.$element
                    .removeAttr('aria-describedby')
                    .trigger('hidden.bs.' + that.type)
            }
            callback && callback()
        }

        this.$element.trigger(e)

        if (e.isDefaultPrevented()) return

        $tip.removeClass('in')

        $.support.transition && $tip.hasClass('fade') ?
            $tip
                .one('bsTransitionEnd', complete)
                .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
            complete()

        this.hoverState = null

        return this
    }

    Tooltip.prototype.fixTitle = function () {
        var $e = this.$element
        if ($e.attr('title') || typeof $e.attr('data-original-title') != 'string') {
            $e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
        }
    }

    Tooltip.prototype.hasContent = function () {
        return this.getTitle()
    }

    Tooltip.prototype.getPosition = function ($element) {
        $element = $element || this.$element

        var el = $element[0]
        var isBody = el.tagName == 'BODY'

        var elRect = el.getBoundingClientRect()
        if (elRect.width == null) {
            // width and height are missing in IE8, so compute them manually; see https://github.com/twbs/bootstrap/issues/14093
            elRect = $.extend({}, elRect, { width: elRect.right - elRect.left, height: elRect.bottom - elRect.top })
        }
        var isSvg = window.SVGElement && el instanceof window.SVGElement
        // Avoid using $.offset() on SVGs since it gives incorrect results in jQuery 3.
        // See https://github.com/twbs/bootstrap/issues/20280
        var elOffset = isBody ? { top: 0, left: 0 } : (isSvg ? null : $element.offset())
        var scroll = { scroll: isBody ? document.documentElement.scrollTop || document.body.scrollTop : $element.scrollTop() }
        var outerDims = isBody ? { width: $(window).width(), height: $(window).height() } : null

        return $.extend({}, elRect, scroll, outerDims, elOffset)
    }

    Tooltip.prototype.getCalculatedOffset = function (placement, pos, actualWidth, actualHeight) {
        return placement == 'bottom' ? { top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2 } :
            placement == 'top' ? { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2 } :
                placement == 'left' ? { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth } :
        /* placement == 'right' */ { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width }

    }

    Tooltip.prototype.getViewportAdjustedDelta = function (placement, pos, actualWidth, actualHeight) {
        var delta = { top: 0, left: 0 }
        if (!this.$viewport) return delta

        var viewportPadding = this.options.viewport && this.options.viewport.padding || 0
        var viewportDimensions = this.getPosition(this.$viewport)

        if (/right|left/.test(placement)) {
            var topEdgeOffset = pos.top - viewportPadding - viewportDimensions.scroll
            var bottomEdgeOffset = pos.top + viewportPadding - viewportDimensions.scroll + actualHeight
            if (topEdgeOffset < viewportDimensions.top) { // top overflow
                delta.top = viewportDimensions.top - topEdgeOffset
            } else if (bottomEdgeOffset > viewportDimensions.top + viewportDimensions.height) { // bottom overflow
                delta.top = viewportDimensions.top + viewportDimensions.height - bottomEdgeOffset
            }
        } else {
            var leftEdgeOffset = pos.left - viewportPadding
            var rightEdgeOffset = pos.left + viewportPadding + actualWidth
            if (leftEdgeOffset < viewportDimensions.left) { // left overflow
                delta.left = viewportDimensions.left - leftEdgeOffset
            } else if (rightEdgeOffset > viewportDimensions.right) { // right overflow
                delta.left = viewportDimensions.left + viewportDimensions.width - rightEdgeOffset
            }
        }

        return delta
    }

    Tooltip.prototype.getTitle = function () {
        var title
        var $e = this.$element
        var o = this.options

        title = $e.attr('data-original-title')
            || (typeof o.title == 'function' ? o.title.call($e[0]) : o.title)

        return title
    }

    Tooltip.prototype.getUID = function (prefix) {
        do prefix += ~~(Math.random() * 1000000)
        while (document.getElementById(prefix))
        return prefix
    }

    Tooltip.prototype.tip = function () {
        if (!this.$tip) {
            this.$tip = $(this.options.template)
            if (this.$tip.length != 1) {
                throw new Error(this.type + ' `template` option must consist of exactly 1 top-level element!')
            }
        }
        return this.$tip
    }

    Tooltip.prototype.arrow = function () {
        return (this.$arrow = this.$arrow || this.tip().find('.tooltip-arrow'))
    }

    Tooltip.prototype.enable = function () {
        this.enabled = true
    }

    Tooltip.prototype.disable = function () {
        this.enabled = false
    }

    Tooltip.prototype.toggleEnabled = function () {
        this.enabled = !this.enabled
    }

    Tooltip.prototype.toggle = function (e) {
        var self = this
        if (e) {
            self = $(e.currentTarget).data('bs.' + this.type)
            if (!self) {
                self = new this.constructor(e.currentTarget, this.getDelegateOptions())
                $(e.currentTarget).data('bs.' + this.type, self)
            }
        }

        if (e) {
            self.inState.click = !self.inState.click
            if (self.isInStateTrue()) self.enter(self)
            else self.leave(self)
        } else {
            self.tip().hasClass('in') ? self.leave(self) : self.enter(self)
        }
    }

    Tooltip.prototype.destroy = function () {
        var that = this
        clearTimeout(this.timeout)
        this.hide(function () {
            that.$element.off('.' + that.type).removeData('bs.' + that.type)
            if (that.$tip) {
                that.$tip.detach()
            }
            that.$tip = null
            that.$arrow = null
            that.$viewport = null
            that.$element = null
        })
    }

    Tooltip.prototype.sanitizeHtml = function (unsafeHtml) {
        return sanitizeHtml(unsafeHtml, this.options.whiteList, this.options.sanitizeFn)
    }

    // TOOLTIP PLUGIN DEFINITION
    // =========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.tooltip')
            var options = typeof option == 'object' && option

            if (!data && /destroy|hide/.test(option)) return
            if (!data) $this.data('bs.tooltip', (data = new Tooltip(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.tooltip

    $.fn.tooltip = Plugin
    $.fn.tooltip.Constructor = Tooltip


    // TOOLTIP NO CONFLICT
    // ===================

    $.fn.tooltip.noConflict = function () {
        $.fn.tooltip = old
        return this
    }

}(jQuery);

+function ($) {
    'use strict';

    // POPOVER PUBLIC CLASS DEFINITION
    // ===============================

    var Popover = function (element, options) {
        this.init('popover', element, options)
    }

    if (!$.fn.tooltip) throw new Error('Popover requires tooltip.js')

    Popover.DEFAULTS = $.extend({}, $.fn.tooltip.Constructor.DEFAULTS, {
        placement: 'right',
        trigger: 'click',
        content: '',
        template: '<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'
    })


    // NOTE: POPOVER EXTENDS tooltip.js
    // ================================

    Popover.prototype = $.extend({}, $.fn.tooltip.Constructor.prototype)

    Popover.prototype.constructor = Popover

    Popover.prototype.getDefaults = function () {
        return Popover.DEFAULTS
    }

    Popover.prototype.setContent = function () {
        var $tip = this.tip()
        var title = this.getTitle()
        var content = this.getContent()

        if (this.options.html) {
            var typeContent = typeof content

            if (this.options.sanitize) {
                title = this.sanitizeHtml(title)

                if (typeContent === 'string') {
                    content = this.sanitizeHtml(content)
                }
            }

            $tip.find('.popover-title').html(title)
            $tip.find('.popover-content').children().detach().end()[
                typeContent === 'string' ? 'html' : 'append'
            ](content)
        } else {
            $tip.find('.popover-title').text(title)
            $tip.find('.popover-content').children().detach().end().text(content)
        }

        $tip.removeClass('fade top bottom left right in')

        // IE8 doesn't accept hiding via the `:empty` pseudo selector, we have to do
        // this manually by checking the contents.
        if (!$tip.find('.popover-title').html()) $tip.find('.popover-title').hide()
    }

    Popover.prototype.hasContent = function () {
        return this.getTitle() || this.getContent()
    }

    Popover.prototype.getContent = function () {
        var $e = this.$element
        var o = this.options

        return $e.attr('data-content')
            || (typeof o.content == 'function' ?
                o.content.call($e[0]) :
                o.content)
    }

    Popover.prototype.arrow = function () {
        return (this.$arrow = this.$arrow || this.tip().find('.arrow'))
    }


    // POPOVER PLUGIN DEFINITION
    // =========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.popover')
            var options = typeof option == 'object' && option

            if (!data && /destroy|hide/.test(option)) return
            if (!data) $this.data('bs.popover', (data = new Popover(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.popover

    $.fn.popover = Plugin
    $.fn.popover.Constructor = Popover


    // POPOVER NO CONFLICT
    // ===================

    $.fn.popover.noConflict = function () {
        $.fn.popover = old
        return this
    }

}(jQuery);

+function ($) {
    'use strict';

    // SCROLLSPY CLASS DEFINITION
    // ==========================

    function ScrollSpy(element, options) {
        this.$body = $(document.body)
        this.$scrollElement = $(element).is(document.body) ? $(window) : $(element)
        this.options = $.extend({}, ScrollSpy.DEFAULTS, options)
        this.selector = (this.options.target || '') + ' .nav li > a'
        this.offsets = []
        this.targets = []
        this.activeTarget = null
        this.scrollHeight = 0

        this.$scrollElement.on('scroll.bs.scrollspy', $.proxy(this.process, this))
        this.refresh()
        this.process()
    }

    ScrollSpy.DEFAULTS = {
        offset: 10
    }

    ScrollSpy.prototype.getScrollHeight = function () {
        return this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight)
    }

    ScrollSpy.prototype.refresh = function () {
        var that = this
        var offsetMethod = 'offset'
        var offsetBase = 0

        this.offsets = []
        this.targets = []
        this.scrollHeight = this.getScrollHeight()

        if (!$.isWindow(this.$scrollElement[0])) {
            offsetMethod = 'position'
            offsetBase = this.$scrollElement.scrollTop()
        }

        this.$body
            .find(this.selector)
            .map(function () {
                var $el = $(this)
                var href = $el.data('target') || $el.attr('href')
                var $href = /^#./.test(href) && $(href)

                return ($href
                    && $href.length
                    && $href.is(':visible')
                    && [[$href[offsetMethod]().top + offsetBase, href]]) || null
            })
            .sort(function (a, b) { return a[0] - b[0] })
            .each(function () {
                that.offsets.push(this[0])
                that.targets.push(this[1])
            })
    }

    ScrollSpy.prototype.process = function () {
        var scrollTop = this.$scrollElement.scrollTop() + this.options.offset
        var scrollHeight = this.getScrollHeight()
        var maxScroll = this.options.offset + scrollHeight - this.$scrollElement.height()
        var offsets = this.offsets
        var targets = this.targets
        var activeTarget = this.activeTarget
        var i

        if (this.scrollHeight != scrollHeight) {
            this.refresh()
        }

        if (scrollTop >= maxScroll) {
            return activeTarget != (i = targets[targets.length - 1]) && this.activate(i)
        }

        if (activeTarget && scrollTop < offsets[0]) {
            this.activeTarget = null
            return this.clear()
        }

        for (i = offsets.length; i--;) {
            activeTarget != targets[i]
                && scrollTop >= offsets[i]
                && (offsets[i + 1] === undefined || scrollTop < offsets[i + 1])
                && this.activate(targets[i])
        }
    }

    ScrollSpy.prototype.activate = function (target) {
        this.activeTarget = target

        this.clear()

        var selector = this.selector +
            '[data-target="' + target + '"],' +
            this.selector + '[href="' + target + '"]'

        var active = $(selector)
            .parents('li')
            .addClass('active')

        if (active.parent('.dropdown-menu').length) {
            active = active
                .closest('li.dropdown')
                .addClass('active')
        }

        active.trigger('activate.bs.scrollspy')
    }

    ScrollSpy.prototype.clear = function () {
        $(this.selector)
            .parentsUntil(this.options.target, '.active')
            .removeClass('active')
    }


    // SCROLLSPY PLUGIN DEFINITION
    // ===========================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.scrollspy')
            var options = typeof option == 'object' && option

            if (!data) $this.data('bs.scrollspy', (data = new ScrollSpy(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.scrollspy

    $.fn.scrollspy = Plugin
    $.fn.scrollspy.Constructor = ScrollSpy


    // SCROLLSPY NO CONFLICT
    // =====================

    $.fn.scrollspy.noConflict = function () {
        $.fn.scrollspy = old
        return this
    }


    // SCROLLSPY DATA-API
    // ==================

    $(window).on('load.bs.scrollspy.data-api', function () {
        $('[data-spy="scroll"]').each(function () {
            var $spy = $(this)
            Plugin.call($spy, $spy.data())
        })
    })

}(jQuery);

+function ($) {
    'use strict';

    // TAB CLASS DEFINITION
    // ====================

    var Tab = function (element) {
        // jscs:disable requireDollarBeforejQueryAssignment
        this.element = $(element)
        // jscs:enable requireDollarBeforejQueryAssignment
    }

    Tab.TRANSITION_DURATION = 150

    Tab.prototype.show = function () {
        var $this = this.element
        var $ul = $this.closest('ul:not(.dropdown-menu)')
        var selector = $this.data('target')

        if (!selector) {
            selector = $this.attr('href')
            selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
        }

        if ($this.parent('li').hasClass('active')) return

        var $previous = $ul.find('.active:last a')
        var hideEvent = $.Event('hide.bs.tab', {
            relatedTarget: $this[0]
        })
        var showEvent = $.Event('show.bs.tab', {
            relatedTarget: $previous[0]
        })

        $previous.trigger(hideEvent)
        $this.trigger(showEvent)

        if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) return

        var $target = $(document).find(selector)

        this.activate($this.closest('li'), $ul)
        this.activate($target, $target.parent(), function () {
            $previous.trigger({
                type: 'hidden.bs.tab',
                relatedTarget: $this[0]
            })
            $this.trigger({
                type: 'shown.bs.tab',
                relatedTarget: $previous[0]
            })
        })
    }

    Tab.prototype.activate = function (element, container, callback) {
        var $active = container.find('> .active')
        var transition = callback
            && $.support.transition
            && ($active.length && $active.hasClass('fade') || !!container.find('> .fade').length)

        function next() {
            $active
                .removeClass('active')
                .find('> .dropdown-menu > .active')
                .removeClass('active')
                .end()
                .find('[data-toggle="tab"]')
                .attr('aria-expanded', false)

            element
                .addClass('active')
                .find('[data-toggle="tab"]')
                .attr('aria-expanded', true)

            if (transition) {
                element[0].offsetWidth // reflow for transition
                element.addClass('in')
            } else {
                element.removeClass('fade')
            }

            if (element.parent('.dropdown-menu').length) {
                element
                    .closest('li.dropdown')
                    .addClass('active')
                    .end()
                    .find('[data-toggle="tab"]')
                    .attr('aria-expanded', true)
            }

            callback && callback()
        }

        $active.length && transition ?
            $active
                .one('bsTransitionEnd', next)
                .emulateTransitionEnd(Tab.TRANSITION_DURATION) :
            next()

        $active.removeClass('in')
    }


    // TAB PLUGIN DEFINITION
    // =====================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.tab')

            if (!data) $this.data('bs.tab', (data = new Tab(this)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.tab

    $.fn.tab = Plugin
    $.fn.tab.Constructor = Tab


    // TAB NO CONFLICT
    // ===============

    $.fn.tab.noConflict = function () {
        $.fn.tab = old
        return this
    }


    // TAB DATA-API
    // ============

    var clickHandler = function (e) {
        e.preventDefault()
        Plugin.call($(this), 'show')
    }

    $(document)
        .on('click.bs.tab.data-api', '[data-toggle="tab"]', clickHandler)
        .on('click.bs.tab.data-api', '[data-toggle="pill"]', clickHandler)

}(jQuery);

+function ($) {
    'use strict';

    // AFFIX CLASS DEFINITION
    // ======================

    var Affix = function (element, options) {
        this.options = $.extend({}, Affix.DEFAULTS, options)

        var target = this.options.target === Affix.DEFAULTS.target ? $(this.options.target) : $(document).find(this.options.target)

        this.$target = target
            .on('scroll.bs.affix.data-api', $.proxy(this.checkPosition, this))
            .on('click.bs.affix.data-api', $.proxy(this.checkPositionWithEventLoop, this))

        this.$element = $(element)
        this.affixed = null
        this.unpin = null
        this.pinnedOffset = null

        this.checkPosition()
    }

    Affix.RESET = 'affix affix-top affix-bottom'

    Affix.DEFAULTS = {
        offset: 0,
        target: window
    }

    Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) {
        var scrollTop = this.$target.scrollTop()
        var position = this.$element.offset()
        var targetHeight = this.$target.height()

        if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false

        if (this.affixed == 'bottom') {
            if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom'
            return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom'
        }

        var initializing = this.affixed == null
        var colliderTop = initializing ? scrollTop : position.top
        var colliderHeight = initializing ? targetHeight : height

        if (offsetTop != null && scrollTop <= offsetTop) return 'top'
        if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom'

        return false
    }

    Affix.prototype.getPinnedOffset = function () {
        if (this.pinnedOffset) return this.pinnedOffset
        this.$element.removeClass(Affix.RESET).addClass('affix')
        var scrollTop = this.$target.scrollTop()
        var position = this.$element.offset()
        return (this.pinnedOffset = position.top - scrollTop)
    }

    Affix.prototype.checkPositionWithEventLoop = function () {
        setTimeout($.proxy(this.checkPosition, this), 1)
    }

    Affix.prototype.checkPosition = function () {
        if (!this.$element.is(':visible')) return

        var height = this.$element.height()
        var offset = this.options.offset
        var offsetTop = offset.top
        var offsetBottom = offset.bottom
        var scrollHeight = Math.max($(document).height(), $(document.body).height())

        if (typeof offset != 'object') offsetBottom = offsetTop = offset
        if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element)
        if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element)

        var affix = this.getState(scrollHeight, height, offsetTop, offsetBottom)

        if (this.affixed != affix) {
            if (this.unpin != null) this.$element.css('top', '')

            var affixType = 'affix' + (affix ? '-' + affix : '')
            var e = $.Event(affixType + '.bs.affix')

            this.$element.trigger(e)

            if (e.isDefaultPrevented()) return

            this.affixed = affix
            this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null

            this.$element
                .removeClass(Affix.RESET)
                .addClass(affixType)
                .trigger(affixType.replace('affix', 'affixed') + '.bs.affix')
        }

        if (affix == 'bottom') {
            this.$element.offset({
                top: scrollHeight - height - offsetBottom
            })
        }
    }


    // AFFIX PLUGIN DEFINITION
    // =======================

    function Plugin(option) {
        return this.each(function () {
            var $this = $(this)
            var data = $this.data('bs.affix')
            var options = typeof option == 'object' && option

            if (!data) $this.data('bs.affix', (data = new Affix(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    var old = $.fn.affix

    $.fn.affix = Plugin
    $.fn.affix.Constructor = Affix


    // AFFIX NO CONFLICT
    // =================

    $.fn.affix.noConflict = function () {
        $.fn.affix = old
        return this
    }


    // AFFIX DATA-API
    // ==============

    $(window).on('load', function () {
        $('[data-spy="affix"]').each(function () {
            var $spy = $(this)
            var data = $spy.data()

            data.offset = data.offset || {}

            if (data.offsetBottom != null) data.offset.bottom = data.offsetBottom
            if (data.offsetTop != null) data.offset.top = data.offsetTop

            Plugin.call($spy, data)
        })
    })

}(jQuery);

/*! =======================================================
                      VERSION  11.0.2              
========================================================= */
"use strict";var _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(a){return typeof a}:function(a){return a&&"function"==typeof Symbol&&a.constructor===Symbol&&a!==Symbol.prototype?"symbol":typeof a},windowIsDefined="object"===("undefined"==typeof window?"undefined":_typeof(window));!function(a){if("function"==typeof define&&define.amd)define(["jquery"],a);else if("object"===("undefined"==typeof module?"undefined":_typeof(module))&&module.exports){var b;try{b=require("jquery")}catch(c){b=null}module.exports=a(b)}else window&&(window.Slider=a(window.jQuery))}(function(a){var b="slider",c="bootstrapSlider";windowIsDefined&&!window.console&&(window.console={}),windowIsDefined&&!window.console.log&&(window.console.log=function(){}),windowIsDefined&&!window.console.warn&&(window.console.warn=function(){});var d;return function(a){function b(){}function c(a){function c(b){b.prototype.option||(b.prototype.option=function(b){a.isPlainObject(b)&&(this.options=a.extend(!0,this.options,b))})}function e(b,c){a.fn[b]=function(e){if("string"==typeof e){for(var g=d.call(arguments,1),h=0,i=this.length;i>h;h++){var j=this[h],k=a.data(j,b);if(k)if(a.isFunction(k[e])&&"_"!==e.charAt(0)){var l=k[e].apply(k,g);if(void 0!==l&&l!==k)return l}else f("no such method '"+e+"' for "+b+" instance");else f("cannot call methods on "+b+" prior to initialization; attempted to call '"+e+"'")}return this}var m=this.map(function(){var d=a.data(this,b);return d?(d.option(e),d._init()):(d=new c(this,e),a.data(this,b,d)),a(this)});return 1===m.length?m[0]:m}}if(a){var f="undefined"==typeof console?b:function(a){console.error(a)};return a.bridget=function(a,b){c(b),e(a,b)},a.bridget}}var d=Array.prototype.slice;c(a)}(a),function(a){function e(b,c){function d(a,b){var c="data-slider-"+b.replace(/_/g,"-"),d=a.getAttribute(c);try{return JSON.parse(d)}catch(e){return d}}this._state={value:null,enabled:null,offset:null,size:null,percentage:null,inDrag:!1,over:!1,tickIndex:null},this.ticksCallbackMap={},this.handleCallbackMap={},"string"==typeof b?this.element=document.querySelector(b):b instanceof HTMLElement&&(this.element=b),c=c?c:{};for(var e=Object.keys(this.defaultOptions),f=c.hasOwnProperty("min"),g=c.hasOwnProperty("max"),i=0;i<e.length;i++){var j=e[i],k=c[j];k="undefined"!=typeof k?k:d(this.element,j),k=null!==k?k:this.defaultOptions[j],this.options||(this.options={}),this.options[j]=k}if(this.ticksAreValid=Array.isArray(this.options.ticks)&&this.options.ticks.length>0,this.ticksAreValid||(this.options.lock_to_ticks=!1),"auto"===this.options.rtl){var l=window.getComputedStyle(this.element);null!=l?this.options.rtl="rtl"===l.direction:this.options.rtl="rtl"===this.element.style.direction}"vertical"!==this.options.orientation||"top"!==this.options.tooltip_position&&"bottom"!==this.options.tooltip_position?"horizontal"!==this.options.orientation||"left"!==this.options.tooltip_position&&"right"!==this.options.tooltip_position||(this.options.tooltip_position="top"):this.options.rtl?this.options.tooltip_position="left":this.options.tooltip_position="right";var m,n,o,p,q,r=this.element.style.width,s=!1,t=this.element.parentNode;if(this.sliderElem)s=!0;else{this.sliderElem=document.createElement("div"),this.sliderElem.className="slider";var u=document.createElement("div");u.className="slider-track",n=document.createElement("div"),n.className="slider-track-low",m=document.createElement("div"),m.className="slider-selection",o=document.createElement("div"),o.className="slider-track-high",p=document.createElement("div"),p.className="slider-handle min-slider-handle",p.setAttribute("role","slider"),p.setAttribute("aria-valuemin",this.options.min),p.setAttribute("aria-valuemax",this.options.max),q=document.createElement("div"),q.className="slider-handle max-slider-handle",q.setAttribute("role","slider"),q.setAttribute("aria-valuemin",this.options.min),q.setAttribute("aria-valuemax",this.options.max),u.appendChild(n),u.appendChild(m),u.appendChild(o),this.rangeHighlightElements=[];var v=this.options.rangeHighlights;if(Array.isArray(v)&&v.length>0)for(var w=0;w<v.length;w++){var x=document.createElement("div"),y=v[w]["class"]||"";x.className="slider-rangeHighlight slider-selection "+y,this.rangeHighlightElements.push(x),u.appendChild(x)}var z=Array.isArray(this.options.labelledby);if(z&&this.options.labelledby[0]&&p.setAttribute("aria-labelledby",this.options.labelledby[0]),z&&this.options.labelledby[1]&&q.setAttribute("aria-labelledby",this.options.labelledby[1]),!z&&this.options.labelledby&&(p.setAttribute("aria-labelledby",this.options.labelledby),q.setAttribute("aria-labelledby",this.options.labelledby)),this.ticks=[],Array.isArray(this.options.ticks)&&this.options.ticks.length>0){for(this.ticksContainer=document.createElement("div"),this.ticksContainer.className="slider-tick-container",i=0;i<this.options.ticks.length;i++){var A=document.createElement("div");if(A.className="slider-tick",this.options.ticks_tooltip){var B=this._addTickListener(),C=B.addMouseEnter(this,A,i),D=B.addMouseLeave(this,A);this.ticksCallbackMap[i]={mouseEnter:C,mouseLeave:D}}this.ticks.push(A),this.ticksContainer.appendChild(A)}m.className+=" tick-slider-selection"}if(this.tickLabels=[],Array.isArray(this.options.ticks_labels)&&this.options.ticks_labels.length>0)for(this.tickLabelContainer=document.createElement("div"),this.tickLabelContainer.className="slider-tick-label-container",i=0;i<this.options.ticks_labels.length;i++){var E=document.createElement("div"),F=0===this.options.ticks_positions.length,G=this.options.reversed&&F?this.options.ticks_labels.length-(i+1):i;E.className="slider-tick-label",E.innerHTML=this.options.ticks_labels[G],this.tickLabels.push(E),this.tickLabelContainer.appendChild(E)}var H=function(a){var b=document.createElement("div");b.className="arrow";var c=document.createElement("div");c.className="tooltip-inner",a.appendChild(b),a.appendChild(c)},I=document.createElement("div");I.className="tooltip tooltip-main",I.setAttribute("role","presentation"),H(I);var J=document.createElement("div");J.className="tooltip tooltip-min",J.setAttribute("role","presentation"),H(J);var K=document.createElement("div");K.className="tooltip tooltip-max",K.setAttribute("role","presentation"),H(K),this.sliderElem.appendChild(u),this.sliderElem.appendChild(I),this.sliderElem.appendChild(J),this.sliderElem.appendChild(K),this.tickLabelContainer&&this.sliderElem.appendChild(this.tickLabelContainer),this.ticksContainer&&this.sliderElem.appendChild(this.ticksContainer),this.sliderElem.appendChild(p),this.sliderElem.appendChild(q),t.insertBefore(this.sliderElem,this.element),this.element.style.display="none"}if(a&&(this.$element=a(this.element),this.$sliderElem=a(this.sliderElem)),this.eventToCallbackMap={},this.sliderElem.id=this.options.id,this.touchCapable="ontouchstart"in window||window.DocumentTouch&&document instanceof window.DocumentTouch,this.touchX=0,this.touchY=0,this.tooltip=this.sliderElem.querySelector(".tooltip-main"),this.tooltipInner=this.tooltip.querySelector(".tooltip-inner"),this.tooltip_min=this.sliderElem.querySelector(".tooltip-min"),this.tooltipInner_min=this.tooltip_min.querySelector(".tooltip-inner"),this.tooltip_max=this.sliderElem.querySelector(".tooltip-max"),this.tooltipInner_max=this.tooltip_max.querySelector(".tooltip-inner"),h[this.options.scale]&&(this.options.scale=h[this.options.scale]),s===!0&&(this._removeClass(this.sliderElem,"slider-horizontal"),this._removeClass(this.sliderElem,"slider-vertical"),this._removeClass(this.sliderElem,"slider-rtl"),this._removeClass(this.tooltip,"hide"),this._removeClass(this.tooltip_min,"hide"),this._removeClass(this.tooltip_max,"hide"),["left","right","top","width","height"].forEach(function(a){this._removeProperty(this.trackLow,a),this._removeProperty(this.trackSelection,a),this._removeProperty(this.trackHigh,a)},this),[this.handle1,this.handle2].forEach(function(a){this._removeProperty(a,"left"),this._removeProperty(a,"right"),this._removeProperty(a,"top")},this),[this.tooltip,this.tooltip_min,this.tooltip_max].forEach(function(a){this._removeProperty(a,"bs-tooltip-left"),this._removeProperty(a,"bs-tooltip-right"),this._removeProperty(a,"bs-tooltip-top"),this._removeClass(a,"bs-tooltip-right"),this._removeClass(a,"bs-tooltip-left"),this._removeClass(a,"bs-tooltip-top")},this)),"vertical"===this.options.orientation?(this._addClass(this.sliderElem,"slider-vertical"),this.stylePos="top",this.mousePos="pageY",this.sizePos="offsetHeight"):(this._addClass(this.sliderElem,"slider-horizontal"),this.sliderElem.style.width=r,this.options.orientation="horizontal",this.options.rtl?this.stylePos="right":this.stylePos="left",this.mousePos="clientX",this.sizePos="offsetWidth"),this.options.rtl&&this._addClass(this.sliderElem,"slider-rtl"),this._setTooltipPosition(),Array.isArray(this.options.ticks)&&this.options.ticks.length>0&&(g||(this.options.max=Math.max.apply(Math,this.options.ticks)),f||(this.options.min=Math.min.apply(Math,this.options.ticks))),Array.isArray(this.options.value)?(this.options.range=!0,this._state.value=this.options.value):this.options.range?this._state.value=[this.options.value,this.options.max]:this._state.value=this.options.value,this.trackLow=n||this.trackLow,this.trackSelection=m||this.trackSelection,this.trackHigh=o||this.trackHigh,"none"===this.options.selection?(this._addClass(this.trackLow,"hide"),this._addClass(this.trackSelection,"hide"),this._addClass(this.trackHigh,"hide")):("after"===this.options.selection||"before"===this.options.selection)&&(this._removeClass(this.trackLow,"hide"),this._removeClass(this.trackSelection,"hide"),this._removeClass(this.trackHigh,"hide")),this.handle1=p||this.handle1,this.handle2=q||this.handle2,s===!0)for(this._removeClass(this.handle1,"round triangle"),this._removeClass(this.handle2,"round triangle hide"),i=0;i<this.ticks.length;i++)this._removeClass(this.ticks[i],"round triangle hide");var L=["round","triangle","custom"],M=-1!==L.indexOf(this.options.handle);if(M)for(this._addClass(this.handle1,this.options.handle),this._addClass(this.handle2,this.options.handle),i=0;i<this.ticks.length;i++)this._addClass(this.ticks[i],this.options.handle);if(this._state.offset=this._offset(this.sliderElem),this._state.size=this.sliderElem[this.sizePos],this.setValue(this._state.value),this.handle1Keydown=this._keydown.bind(this,0),this.handle1.addEventListener("keydown",this.handle1Keydown,!1),this.handle2Keydown=this._keydown.bind(this,1),this.handle2.addEventListener("keydown",this.handle2Keydown,!1),this.mousedown=this._mousedown.bind(this),this.touchstart=this._touchstart.bind(this),this.touchmove=this._touchmove.bind(this),this.touchCapable&&(this.sliderElem.addEventListener("touchstart",this.touchstart,!1),this.sliderElem.addEventListener("touchmove",this.touchmove,!1)),this.sliderElem.addEventListener("mousedown",this.mousedown,!1),this.resize=this._resize.bind(this),window.addEventListener("resize",this.resize,!1),"hide"===this.options.tooltip)this._addClass(this.tooltip,"hide"),this._addClass(this.tooltip_min,"hide"),this._addClass(this.tooltip_max,"hide");else if("always"===this.options.tooltip)this._showTooltip(),this._alwaysShowTooltip=!0;else{if(this.showTooltip=this._showTooltip.bind(this),this.hideTooltip=this._hideTooltip.bind(this),this.options.ticks_tooltip){var N=this._addTickListener(),O=N.addMouseEnter(this,this.handle1),P=N.addMouseLeave(this,this.handle1);this.handleCallbackMap.handle1={mouseEnter:O,mouseLeave:P},O=N.addMouseEnter(this,this.handle2),P=N.addMouseLeave(this,this.handle2),this.handleCallbackMap.handle2={mouseEnter:O,mouseLeave:P}}else this.sliderElem.addEventListener("mouseenter",this.showTooltip,!1),this.sliderElem.addEventListener("mouseleave",this.hideTooltip,!1),this.touchCapable&&(this.sliderElem.addEventListener("touchstart",this.showTooltip,!1),this.sliderElem.addEventListener("touchmove",this.showTooltip,!1),this.sliderElem.addEventListener("touchend",this.hideTooltip,!1));this.handle1.addEventListener("focus",this.showTooltip,!1),this.handle1.addEventListener("blur",this.hideTooltip,!1),this.handle2.addEventListener("focus",this.showTooltip,!1),this.handle2.addEventListener("blur",this.hideTooltip,!1),this.touchCapable&&(this.handle1.addEventListener("touchstart",this.showTooltip,!1),this.handle1.addEventListener("touchmove",this.showTooltip,!1),this.handle1.addEventListener("touchend",this.hideTooltip,!1),this.handle2.addEventListener("touchstart",this.showTooltip,!1),this.handle2.addEventListener("touchmove",this.showTooltip,!1),this.handle2.addEventListener("touchend",this.hideTooltip,!1))}this.options.enabled?this.enable():this.disable()}var f=void 0,g={formatInvalidInputErrorMsg:function(a){return"Invalid input value '"+a+"' passed in"},callingContextNotSliderInstance:"Calling context element does not have instance of Slider bound to it. Check your code to make sure the JQuery object returned from the call to the slider() initializer is calling the method"},h={linear:{getValue:function(a,b){return a<b.min?b.min:a>b.max?b.max:a},toValue:function(a){var b=a/100*(this.options.max-this.options.min),c=!0;if(this.options.ticks_positions.length>0){for(var d,e,f,g=0,i=1;i<this.options.ticks_positions.length;i++)if(a<=this.options.ticks_positions[i]){d=this.options.ticks[i-1],f=this.options.ticks_positions[i-1],e=this.options.ticks[i],g=this.options.ticks_positions[i];break}var j=(a-f)/(g-f);b=d+j*(e-d),c=!1}var k=c?this.options.min:0,l=k+Math.round(b/this.options.step)*this.options.step;return h.linear.getValue(l,this.options)},toPercentage:function(a){if(this.options.max===this.options.min)return 0;if(this.options.ticks_positions.length>0){for(var b,c,d,e=0,f=0;f<this.options.ticks.length;f++)if(a<=this.options.ticks[f]){b=f>0?this.options.ticks[f-1]:0,d=f>0?this.options.ticks_positions[f-1]:0,c=this.options.ticks[f],e=this.options.ticks_positions[f];break}if(f>0){var g=(a-b)/(c-b);return d+g*(e-d)}}return 100*(a-this.options.min)/(this.options.max-this.options.min)}},logarithmic:{toValue:function(a){var b=1-this.options.min,c=Math.log(this.options.min+b),d=Math.log(this.options.max+b),e=Math.exp(c+(d-c)*a/100)-b;return Math.round(e)===d?d:(e=this.options.min+Math.round((e-this.options.min)/this.options.step)*this.options.step,h.linear.getValue(e,this.options))},toPercentage:function(a){if(this.options.max===this.options.min)return 0;var b=1-this.options.min,c=Math.log(this.options.max+b),d=Math.log(this.options.min+b),e=Math.log(a+b);return 100*(e-d)/(c-d)}}};d=function(a,b){return e.call(this,a,b),this},d.prototype={_init:function(){},constructor:d,defaultOptions:{id:"",min:0,max:10,step:1,precision:0,orientation:"horizontal",value:5,range:!1,selection:"before",tooltip:"show",tooltip_split:!1,lock_to_ticks:!1,handle:"round",reversed:!1,rtl:"auto",enabled:!0,formatter:function(a){return Array.isArray(a)?a[0]+" : "+a[1]:a},natural_arrow_keys:!1,ticks:[],ticks_positions:[],ticks_labels:[],ticks_snap_bounds:0,ticks_tooltip:!1,scale:"linear",focus:!1,tooltip_position:null,labelledby:null,rangeHighlights:[]},getElement:function(){return this.sliderElem},getValue:function(){return this.options.range?this._state.value:this._state.value[0]},setValue:function(a,b,c){a||(a=0);var d=this.getValue();this._state.value=this._validateInputValue(a);var e=this._applyPrecision.bind(this);this.options.range?(this._state.value[0]=e(this._state.value[0]),this._state.value[1]=e(this._state.value[1]),this.ticksAreValid&&this.options.lock_to_ticks&&(this._state.value[0]=this.options.ticks[this._getClosestTickIndex(this._state.value[0])],this._state.value[1]=this.options.ticks[this._getClosestTickIndex(this._state.value[1])]),this._state.value[0]=Math.max(this.options.min,Math.min(this.options.max,this._state.value[0])),this._state.value[1]=Math.max(this.options.min,Math.min(this.options.max,this._state.value[1]))):(this._state.value=e(this._state.value),this.ticksAreValid&&this.options.lock_to_ticks&&(this._state.value=this.options.ticks[this._getClosestTickIndex(this._state.value)]),this._state.value=[Math.max(this.options.min,Math.min(this.options.max,this._state.value))],this._addClass(this.handle2,"hide"),"after"===this.options.selection?this._state.value[1]=this.options.max:this._state.value[1]=this.options.min),this._setTickIndex(),this.options.max>this.options.min?this._state.percentage=[this._toPercentage(this._state.value[0]),this._toPercentage(this._state.value[1]),100*this.options.step/(this.options.max-this.options.min)]:this._state.percentage=[0,0,100],this._layout();var f=this.options.range?this._state.value:this._state.value[0];this._setDataVal(f),b===!0&&this._trigger("slide",f);var g=!1;return g=Array.isArray(f)?d[0]!==f[0]||d[1]!==f[1]:d!==f,g&&c===!0&&this._trigger("change",{oldValue:d,newValue:f}),this},destroy:function(){this._removeSliderEventHandlers(),this.sliderElem.parentNode.removeChild(this.sliderElem),this.element.style.display="",this._cleanUpEventCallbacksMap(),this.element.removeAttribute("data"),a&&(this._unbindJQueryEventHandlers(),f===b&&this.$element.removeData(f),this.$element.removeData(c))},disable:function(){return this._state.enabled=!1,this.handle1.removeAttribute("tabindex"),this.handle2.removeAttribute("tabindex"),this._addClass(this.sliderElem,"slider-disabled"),this._trigger("slideDisabled"),this},enable:function(){return this._state.enabled=!0,this.handle1.setAttribute("tabindex",0),this.handle2.setAttribute("tabindex",0),this._removeClass(this.sliderElem,"slider-disabled"),this._trigger("slideEnabled"),this},toggle:function(){return this._state.enabled?this.disable():this.enable(),this},isEnabled:function(){return this._state.enabled},on:function(a,b){return this._bindNonQueryEventHandler(a,b),this},off:function(b,c){a?(this.$element.off(b,c),this.$sliderElem.off(b,c)):this._unbindNonQueryEventHandler(b,c)},getAttribute:function(a){return a?this.options[a]:this.options},setAttribute:function(a,b){return this.options[a]=b,this},refresh:function(d){var g=this.getValue();return this._removeSliderEventHandlers(),e.call(this,this.element,this.options),d&&d.useCurrentValue===!0&&this.setValue(g),a&&(f===b?(a.data(this.element,b,this),a.data(this.element,c,this)):a.data(this.element,c,this)),this},relayout:function(){return this._resize(),this},_removeTooltipListener:function(a,b){this.handle1.removeEventListener(a,b,!1),this.handle2.removeEventListener(a,b,!1)},_removeSliderEventHandlers:function(){if(this.handle1.removeEventListener("keydown",this.handle1Keydown,!1),this.handle2.removeEventListener("keydown",this.handle2Keydown,!1),this.options.ticks_tooltip){for(var a=this.ticksContainer.getElementsByClassName("slider-tick"),b=0;b<a.length;b++)a[b].removeEventListener("mouseenter",this.ticksCallbackMap[b].mouseEnter,!1),a[b].removeEventListener("mouseleave",this.ticksCallbackMap[b].mouseLeave,!1);this.handleCallbackMap.handle1&&this.handleCallbackMap.handle2&&(this.handle1.removeEventListener("mouseenter",this.handleCallbackMap.handle1.mouseEnter,!1),this.handle2.removeEventListener("mouseenter",this.handleCallbackMap.handle2.mouseEnter,!1),this.handle1.removeEventListener("mouseleave",this.handleCallbackMap.handle1.mouseLeave,!1),this.handle2.removeEventListener("mouseleave",this.handleCallbackMap.handle2.mouseLeave,!1))}this.handleCallbackMap=null,this.ticksCallbackMap=null,this.showTooltip&&this._removeTooltipListener("focus",this.showTooltip),this.hideTooltip&&this._removeTooltipListener("blur",this.hideTooltip),this.showTooltip&&this.sliderElem.removeEventListener("mouseenter",this.showTooltip,!1),this.hideTooltip&&this.sliderElem.removeEventListener("mouseleave",this.hideTooltip,!1),this.sliderElem.removeEventListener("mousedown",this.mousedown,!1),this.touchCapable&&(this.showTooltip&&(this.handle1.removeEventListener("touchstart",this.showTooltip,!1),this.handle1.removeEventListener("touchmove",this.showTooltip,!1),this.handle2.removeEventListener("touchstart",this.showTooltip,!1),this.handle2.removeEventListener("touchmove",this.showTooltip,!1)),this.hideTooltip&&(this.handle1.removeEventListener("touchend",this.hideTooltip,!1),this.handle2.removeEventListener("touchend",this.hideTooltip,!1)),this.showTooltip&&(this.sliderElem.removeEventListener("touchstart",this.showTooltip,!1),this.sliderElem.removeEventListener("touchmove",this.showTooltip,!1)),this.hideTooltip&&this.sliderElem.removeEventListener("touchend",this.hideTooltip,!1),this.sliderElem.removeEventListener("touchstart",this.touchstart,!1),this.sliderElem.removeEventListener("touchmove",this.touchmove,!1)),window.removeEventListener("resize",this.resize,!1)},_bindNonQueryEventHandler:function(a,b){void 0===this.eventToCallbackMap[a]&&(this.eventToCallbackMap[a]=[]),this.eventToCallbackMap[a].push(b)},_unbindNonQueryEventHandler:function(a,b){var c=this.eventToCallbackMap[a];if(void 0!==c)for(var d=0;d<c.length;d++)if(c[d]===b){c.splice(d,1);break}},_cleanUpEventCallbacksMap:function(){for(var a=Object.keys(this.eventToCallbackMap),b=0;b<a.length;b++){var c=a[b];delete this.eventToCallbackMap[c]}},_showTooltip:function(){this.options.tooltip_split===!1?(this._addClass(this.tooltip,"show"),this.tooltip_min.style.display="none",this.tooltip_max.style.display="none"):(this._addClass(this.tooltip_min,"show"),this._addClass(this.tooltip_max,"show"),this.tooltip.style.display="none"),this._state.over=!0},_hideTooltip:function(){this._state.inDrag===!1&&this._alwaysShowTooltip!==!0&&(this._removeClass(this.tooltip,"show"),this._removeClass(this.tooltip_min,"show"),this._removeClass(this.tooltip_max,"show")),this._state.over=!1},_setToolTipOnMouseOver:function(a){function b(a,b){return b?[100-a.percentage[0],c.options.range?100-a.percentage[1]:a.percentage[1]]:[a.percentage[0],a.percentage[1]]}var c=this,d=this.options.formatter(a?a.value[0]:this._state.value[0]),e=a?b(a,this.options.reversed):b(this._state,this.options.reversed);this._setText(this.tooltipInner,d),this.tooltip.style[this.stylePos]=e[0]+"%"},_copyState:function(){return{value:[this._state.value[0],this._state.value[1]],enabled:this._state.enabled,offset:this._state.offset,size:this._state.size,percentage:[this._state.percentage[0],this._state.percentage[1],this._state.percentage[2]],inDrag:this._state.inDrag,over:this._state.over,dragged:this._state.dragged,keyCtrl:this._state.keyCtrl}},_addTickListener:function(){return{addMouseEnter:function(a,b,c){var d=function(){var d=a._copyState(),e=b===a.handle1?d.value[0]:d.value[1],f=void 0;void 0!==c?(e=a.options.ticks[c],f=a.options.ticks_positions.length>0&&a.options.ticks_positions[c]||a._toPercentage(a.options.ticks[c])):f=a._toPercentage(e),d.value[0]=e,d.percentage[0]=f,a._setToolTipOnMouseOver(d),a._showTooltip()};return b.addEventListener("mouseenter",d,!1),d},addMouseLeave:function(a,b){var c=function(){a._hideTooltip()};return b.addEventListener("mouseleave",c,!1),c}}},_layout:function(){var a,b;if(a=this.options.reversed?[100-this._state.percentage[0],this.options.range?100-this._state.percentage[1]:this._state.percentage[1]]:[this._state.percentage[0],this._state.percentage[1]],this.handle1.style[this.stylePos]=a[0]+"%",this.handle1.setAttribute("aria-valuenow",this._state.value[0]),b=this.options.formatter(this._state.value[0]),isNaN(b)?this.handle1.setAttribute("aria-valuetext",b):this.handle1.removeAttribute("aria-valuetext"),this.handle2.style[this.stylePos]=a[1]+"%",this.handle2.setAttribute("aria-valuenow",this._state.value[1]),b=this.options.formatter(this._state.value[1]),isNaN(b)?this.handle2.setAttribute("aria-valuetext",b):this.handle2.removeAttribute("aria-valuetext"),this.rangeHighlightElements.length>0&&Array.isArray(this.options.rangeHighlights)&&this.options.rangeHighlights.length>0)for(var c=0;c<this.options.rangeHighlights.length;c++){var d=this._toPercentage(this.options.rangeHighlights[c].start),e=this._toPercentage(this.options.rangeHighlights[c].end);if(this.options.reversed){var f=100-e;e=100-d,d=f}var g=this._createHighlightRange(d,e);g?"vertical"===this.options.orientation?(this.rangeHighlightElements[c].style.top=g.start+"%",this.rangeHighlightElements[c].style.height=g.size+"%"):(this.options.rtl?this.rangeHighlightElements[c].style.right=g.start+"%":this.rangeHighlightElements[c].style.left=g.start+"%",this.rangeHighlightElements[c].style.width=g.size+"%"):this.rangeHighlightElements[c].style.display="none"}if(Array.isArray(this.options.ticks)&&this.options.ticks.length>0){var h,i="vertical"===this.options.orientation?"height":"width";h="vertical"===this.options.orientation?"marginTop":this.options.rtl?"marginRight":"marginLeft";var j=this._state.size/(this.options.ticks.length-1);if(this.tickLabelContainer){var k=0;if(0===this.options.ticks_positions.length)"vertical"!==this.options.orientation&&(this.tickLabelContainer.style[h]=-j/2+"px"),k=this.tickLabelContainer.offsetHeight;else for(l=0;l<this.tickLabelContainer.childNodes.length;l++)this.tickLabelContainer.childNodes[l].offsetHeight>k&&(k=this.tickLabelContainer.childNodes[l].offsetHeight);"horizontal"===this.options.orientation&&(this.sliderElem.style.marginBottom=k+"px")}for(var l=0;l<this.options.ticks.length;l++){var m=this.options.ticks_positions[l]||this._toPercentage(this.options.ticks[l]);this.options.reversed&&(m=100-m),this.ticks[l].style[this.stylePos]=m+"%",this._removeClass(this.ticks[l],"in-selection"),this.options.range?m>=a[0]&&m<=a[1]&&this._addClass(this.ticks[l],"in-selection"):"after"===this.options.selection&&m>=a[0]?this._addClass(this.ticks[l],"in-selection"):"before"===this.options.selection&&m<=a[0]&&this._addClass(this.ticks[l],"in-selection"),this.tickLabels[l]&&(this.tickLabels[l].style[i]=j+"px","vertical"!==this.options.orientation&&void 0!==this.options.ticks_positions[l]?(this.tickLabels[l].style.position="absolute",this.tickLabels[l].style[this.stylePos]=m+"%",this.tickLabels[l].style[h]=-j/2+"px"):"vertical"===this.options.orientation&&(this.options.rtl?this.tickLabels[l].style.marginRight=this.sliderElem.offsetWidth+"px":this.tickLabels[l].style.marginLeft=this.sliderElem.offsetWidth+"px",this.tickLabelContainer.style[h]=this.sliderElem.offsetWidth/2*-1+"px"),this._removeClass(this.tickLabels[l],"label-in-selection label-is-selection"),this.options.range?m>=a[0]&&m<=a[1]&&(this._addClass(this.tickLabels[l],"label-in-selection"),(m===a[0]||a[1])&&this._addClass(this.tickLabels[l],"label-is-selection")):("after"===this.options.selection&&m>=a[0]?this._addClass(this.tickLabels[l],"label-in-selection"):"before"===this.options.selection&&m<=a[0]&&this._addClass(this.tickLabels[l],"label-in-selection"),m===a[0]&&this._addClass(this.tickLabels[l],"label-is-selection")))}}var n;if(this.options.range){n=this.options.formatter(this._state.value),this._setText(this.tooltipInner,n),this.tooltip.style[this.stylePos]=(a[1]+a[0])/2+"%";var o=this.options.formatter(this._state.value[0]);this._setText(this.tooltipInner_min,o);var p=this.options.formatter(this._state.value[1]);this._setText(this.tooltipInner_max,p),this.tooltip_min.style[this.stylePos]=a[0]+"%",this.tooltip_max.style[this.stylePos]=a[1]+"%"}else n=this.options.formatter(this._state.value[0]),this._setText(this.tooltipInner,n),this.tooltip.style[this.stylePos]=a[0]+"%";if("vertical"===this.options.orientation)this.trackLow.style.top="0",this.trackLow.style.height=Math.min(a[0],a[1])+"%",this.trackSelection.style.top=Math.min(a[0],a[1])+"%",this.trackSelection.style.height=Math.abs(a[0]-a[1])+"%",this.trackHigh.style.bottom="0",this.trackHigh.style.height=100-Math.min(a[0],a[1])-Math.abs(a[0]-a[1])+"%";else{"right"===this.stylePos?this.trackLow.style.right="0":this.trackLow.style.left="0",this.trackLow.style.width=Math.min(a[0],a[1])+"%","right"===this.stylePos?this.trackSelection.style.right=Math.min(a[0],a[1])+"%":this.trackSelection.style.left=Math.min(a[0],a[1])+"%",this.trackSelection.style.width=Math.abs(a[0]-a[1])+"%","right"===this.stylePos?this.trackHigh.style.left="0":this.trackHigh.style.right="0",this.trackHigh.style.width=100-Math.min(a[0],a[1])-Math.abs(a[0]-a[1])+"%";var q=this.tooltip_min.getBoundingClientRect(),r=this.tooltip_max.getBoundingClientRect();"bottom"===this.options.tooltip_position?q.right>r.left?(this._removeClass(this.tooltip_max,"bs-tooltip-bottom"),this._addClass(this.tooltip_max,"bs-tooltip-top"),this.tooltip_max.style.top="",this.tooltip_max.style.bottom="22px"):(this._removeClass(this.tooltip_max,"bs-tooltip-top"),this._addClass(this.tooltip_max,"bs-tooltip-bottom"),this.tooltip_max.style.top=this.tooltip_min.style.top,this.tooltip_max.style.bottom=""):q.right>r.left?(this._removeClass(this.tooltip_max,"bs-tooltip-top"),this._addClass(this.tooltip_max,"bs-tooltip-bottom"),this.tooltip_max.style.top="18px"):(this._removeClass(this.tooltip_max,"bs-tooltip-bottom"),this._addClass(this.tooltip_max,"bs-tooltip-top"),this.tooltip_max.style.top=this.tooltip_min.style.top)}},_createHighlightRange:function(a,b){return this._isHighlightRange(a,b)?a>b?{start:b,size:a-b}:{start:a,size:b-a}:null},_isHighlightRange:function(a,b){return a>=0&&100>=a&&b>=0&&100>=b?!0:!1},_resize:function(a){this._state.offset=this._offset(this.sliderElem),this._state.size=this.sliderElem[this.sizePos],this._layout()},_removeProperty:function(a,b){a.style.removeProperty?a.style.removeProperty(b):a.style.removeAttribute(b)},_mousedown:function(a){if(!this._state.enabled)return!1;a.preventDefault&&a.preventDefault(),this._state.offset=this._offset(this.sliderElem),this._state.size=this.sliderElem[this.sizePos];var b=this._getPercentage(a);if(this.options.range){var c=Math.abs(this._state.percentage[0]-b),d=Math.abs(this._state.percentage[1]-b);this._state.dragged=d>c?0:1,this._adjustPercentageForRangeSliders(b)}else this._state.dragged=0;this._state.percentage[this._state.dragged]=b,this.touchCapable&&(document.removeEventListener("touchmove",this.mousemove,!1),document.removeEventListener("touchend",this.mouseup,!1)),this.mousemove&&document.removeEventListener("mousemove",this.mousemove,!1),this.mouseup&&document.removeEventListener("mouseup",this.mouseup,!1),this.mousemove=this._mousemove.bind(this),this.mouseup=this._mouseup.bind(this),this.touchCapable&&(document.addEventListener("touchmove",this.mousemove,!1),document.addEventListener("touchend",this.mouseup,!1)),document.addEventListener("mousemove",this.mousemove,!1),document.addEventListener("mouseup",this.mouseup,!1),this._state.inDrag=!0;var e=this._calculateValue();return this._trigger("slideStart",e),this.setValue(e,!1,!0),a.returnValue=!1,this.options.focus&&this._triggerFocusOnHandle(this._state.dragged),!0},_touchstart:function(a){this._mousedown(a)},_triggerFocusOnHandle:function(a){0===a&&this.handle1.focus(),1===a&&this.handle2.focus()},_keydown:function(a,b){if(!this._state.enabled)return!1;var c;switch(b.keyCode){case 37:case 40:c=-1;break;case 39:case 38:c=1}if(c){if(this.options.natural_arrow_keys){var d="horizontal"===this.options.orientation,e="vertical"===this.options.orientation,f=this.options.rtl,g=this.options.reversed;d?f?g||(c=-c):g&&(c=-c):e&&(g||(c=-c))}var h;if(this.ticksAreValid&&this.options.lock_to_ticks){var i=void 0;i=this.options.ticks.indexOf(this._state.value[a]),-1===i&&(i=0,window.console.warn("(lock_to_ticks) _keydown: index should not be -1")),i+=c,i=Math.max(0,Math.min(this.options.ticks.length-1,i)),h=this.options.ticks[i]}else h=this._state.value[a]+c*this.options.step;var j=this._toPercentage(h);if(this._state.keyCtrl=a,this.options.range){this._adjustPercentageForRangeSliders(j);var k=this._state.keyCtrl?this._state.value[0]:h,l=this._state.keyCtrl?h:this._state.value[1];h=[Math.max(this.options.min,Math.min(this.options.max,k)),Math.max(this.options.min,Math.min(this.options.max,l))]}else h=Math.max(this.options.min,Math.min(this.options.max,h));return this._trigger("slideStart",h),this.setValue(h,!0,!0),this._trigger("slideStop",h),this._pauseEvent(b),delete this._state.keyCtrl,!1}},_pauseEvent:function(a){a.stopPropagation&&a.stopPropagation(),
    a.preventDefault && a.preventDefault(), a.cancelBubble = !0, a.returnValue = !1
}, _mousemove: function (a) { if (!this._state.enabled) return !1; var b = this._getPercentage(a); this._adjustPercentageForRangeSliders(b), this._state.percentage[this._state.dragged] = b; var c = this._calculateValue(!0); return this.setValue(c, !0, !0), !1 }, _touchmove: function (a) { void 0 !== a.changedTouches && a.preventDefault && a.preventDefault() }, _adjustPercentageForRangeSliders: function (a) { if (this.options.range) { var b = this._getNumDigitsAfterDecimalPlace(a); b = b ? b - 1 : 0; var c = this._applyToFixedAndParseFloat(a, b); 0 === this._state.dragged && this._applyToFixedAndParseFloat(this._state.percentage[1], b) < c ? (this._state.percentage[0] = this._state.percentage[1], this._state.dragged = 1) : 1 === this._state.dragged && this._applyToFixedAndParseFloat(this._state.percentage[0], b) > c ? (this._state.percentage[1] = this._state.percentage[0], this._state.dragged = 0) : 0 === this._state.keyCtrl && this._toPercentage(this._state.value[1]) < a ? (this._state.percentage[0] = this._state.percentage[1], this._state.keyCtrl = 1, this.handle2.focus()) : 1 === this._state.keyCtrl && this._toPercentage(this._state.value[0]) > a && (this._state.percentage[1] = this._state.percentage[0], this._state.keyCtrl = 0, this.handle1.focus()) } }, _mouseup: function (a) { if (!this._state.enabled) return !1; var b = this._getPercentage(a); this._adjustPercentageForRangeSliders(b), this._state.percentage[this._state.dragged] = b, this.touchCapable && (document.removeEventListener("touchmove", this.mousemove, !1), document.removeEventListener("touchend", this.mouseup, !1)), document.removeEventListener("mousemove", this.mousemove, !1), document.removeEventListener("mouseup", this.mouseup, !1), this._state.inDrag = !1, this._state.over === !1 && this._hideTooltip(); var c = this._calculateValue(!0); return this.setValue(c, !1, !0), this._trigger("slideStop", c), this._state.dragged = null, !1 }, _setValues: function (a, b) { var c = 0 === a ? 0 : 100; this._state.percentage[a] !== c && (b.data[a] = this._toValue(this._state.percentage[a]), b.data[a] = this._applyPrecision(b.data[a])) }, _calculateValue: function (a) { var b = {}; return this.options.range ? (b.data = [this.options.min, this.options.max], this._setValues(0, b), this._setValues(1, b), a && (b.data[0] = this._snapToClosestTick(b.data[0]), b.data[1] = this._snapToClosestTick(b.data[1]))) : (b.data = this._toValue(this._state.percentage[0]), b.data = parseFloat(b.data), b.data = this._applyPrecision(b.data), a && (b.data = this._snapToClosestTick(b.data))), b.data }, _snapToClosestTick: function (a) { for (var b = [a, 1 / 0], c = 0; c < this.options.ticks.length; c++) { var d = Math.abs(this.options.ticks[c] - a); d <= b[1] && (b = [this.options.ticks[c], d]) } return b[1] <= this.options.ticks_snap_bounds ? b[0] : a }, _applyPrecision: function (a) { var b = this.options.precision || this._getNumDigitsAfterDecimalPlace(this.options.step); return this._applyToFixedAndParseFloat(a, b) }, _getNumDigitsAfterDecimalPlace: function (a) { var b = ("" + a).match(/(?:\.(\d+))?(?:[eE]([+-]?\d+))?$/); return b ? Math.max(0, (b[1] ? b[1].length : 0) - (b[2] ? +b[2] : 0)) : 0 }, _applyToFixedAndParseFloat: function (a, b) { var c = a.toFixed(b); return parseFloat(c) }, _getPercentage: function (a) { !this.touchCapable || "touchstart" !== a.type && "touchmove" !== a.type && "touchend" !== a.type || (a = a.changedTouches[0]); var b = a[this.mousePos], c = this._state.offset[this.stylePos], d = b - c; "right" === this.stylePos && (d = -d); var e = d / this._state.size * 100; return e = Math.round(e / this._state.percentage[2]) * this._state.percentage[2], this.options.reversed && (e = 100 - e), Math.max(0, Math.min(100, e)) }, _validateInputValue: function (a) { if (isNaN(+a)) { if (Array.isArray(a)) return this._validateArray(a), a; throw new Error(g.formatInvalidInputErrorMsg(a)) } return +a }, _validateArray: function (a) { for (var b = 0; b < a.length; b++) { var c = a[b]; if ("number" != typeof c) throw new Error(g.formatInvalidInputErrorMsg(c)) } }, _setDataVal: function (a) { this.element.setAttribute("data-value", a), this.element.setAttribute("value", a), this.element.value = a }, _trigger: function (b, c) { c = c || 0 === c ? c : void 0; var d = this.eventToCallbackMap[b]; if (d && d.length) for (var e = 0; e < d.length; e++) { var f = d[e]; f(c) } a && this._triggerJQueryEvent(b, c) }, _triggerJQueryEvent: function (a, b) { var c = { type: a, value: b }; this.$element.trigger(c), this.$sliderElem.trigger(c) }, _unbindJQueryEventHandlers: function () { this.$element.off(), this.$sliderElem.off() }, _setText: function (a, b) { "undefined" != typeof a.textContent ? a.textContent = b : "undefined" != typeof a.innerText && (a.innerText = b) }, _removeClass: function (a, b) { for (var c = b.split(" "), d = a.className, e = 0; e < c.length; e++) { var f = c[e], g = new RegExp("(?:\\s|^)" + f + "(?:\\s|$)"); d = d.replace(g, " ") } a.className = d.trim() }, _addClass: function (a, b) { for (var c = b.split(" "), d = a.className, e = 0; e < c.length; e++) { var f = c[e], g = new RegExp("(?:\\s|^)" + f + "(?:\\s|$)"), h = g.test(d); h || (d += " " + f) } a.className = d.trim() }, _offsetLeft: function (a) { return a.getBoundingClientRect().left }, _offsetRight: function (a) { return a.getBoundingClientRect().right }, _offsetTop: function (a) { for (var b = a.offsetTop; (a = a.offsetParent) && !isNaN(a.offsetTop);)b += a.offsetTop, "BODY" !== a.tagName && (b -= a.scrollTop); return b }, _offset: function (a) { return { left: this._offsetLeft(a), right: this._offsetRight(a), top: this._offsetTop(a) } }, _css: function (b, c, d) { if (a) a.style(b, c, d); else { var e = c.replace(/^-ms-/, "ms-").replace(/-([\da-z])/gi, function (a, b) { return b.toUpperCase() }); b.style[e] = d } }, _toValue: function (a) { return this.options.scale.toValue.apply(this, [a]) }, _toPercentage: function (a) { return this.options.scale.toPercentage.apply(this, [a]) }, _setTooltipPosition: function () { var a = [this.tooltip, this.tooltip_min, this.tooltip_max]; if ("vertical" === this.options.orientation) { var b; b = this.options.tooltip_position ? this.options.tooltip_position : this.options.rtl ? "left" : "right"; var c = "left" === b ? "right" : "left"; a.forEach(function (a) { this._addClass(a, "bs-tooltip-" + b), a.style[c] = "100%" }.bind(this)) } else "bottom" === this.options.tooltip_position ? a.forEach(function (a) { this._addClass(a, "bs-tooltip-bottom"), a.style.top = "22px" }.bind(this)) : a.forEach(function (a) { this._addClass(a, "bs-tooltip-top"), a.style.top = -this.tooltip.outerHeight - 14 + "px" }.bind(this)) }, _getClosestTickIndex: function (a) { for (var b = Math.abs(a - this.options.ticks[0]), c = 0, d = 0; d < this.options.ticks.length; ++d) { var e = Math.abs(a - this.options.ticks[d]); b > e && (b = e, c = d) } return c }, _setTickIndex: function () { this.ticksAreValid && (this._state.tickIndex = [this.options.ticks.indexOf(this._state.value[0]), this.options.ticks.indexOf(this._state.value[1])]) }
}, a && a.fn && (a.fn.bootstrapSlider?(windowIsDefined&&window.console.warn("bootstrap-slider.js - WARNING: $.fn.slider namespace is already bound. Use the $.fn.bootstrapSlider namespace instead."),f=c):(a.bridget(b,d),f=b),a.bridget(c,d),a(function(){a("input[data-provide=slider]")[f]()}))}(a),d});