/*!

* jQuery JavaScript Library v3.5.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-deprecated/ajax-event-alias,-effects,-effects/Tween,-effects/animatedSelector
* https://jquery.com/
*
* Includes Sizzle.js
* https://sizzlejs.com/
*
* Copyright JS Foundation and other contributors
* Released under the MIT license
* https://jquery.org/license
*
* Date: 2020-05-04T22:49Z
*/

( 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 #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.
    return typeof obj === "function" && typeof obj.nodeType !== "number";
};

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

version = "3.5.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-deprecated/ajax-event-alias,-effects,-effects/Tween,-effects/animatedSelector",

// 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 = {

// The current version of jQuery being used
jquery: version,

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" + ( version + Math.random() ).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;
},

// 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 );
},

// 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;

} var Sizzle = /*!

* Sizzle CSS Selector Engine v2.3.5
* https://sizzlejs.com/
*
* Copyright JS Foundation and other contributors
* Released under the MIT license
* https://js.foundation/
*
* Date: 2020-03-14
*/

( function( window ) { var i,

support,
Expr,
getText,
isXML,
tokenize,
compile,
select,
outermostContext,
sortInput,
hasDuplicate,

// Local document vars
setDocument,
document,
docElem,
documentIsHTML,
rbuggyQSA,
rbuggyMatches,
matches,
contains,

// Instance-specific data
expando = "sizzle" + 1 * new Date(),
preferredDoc = window.document,
dirruns = 0,
done = 0,
classCache = createCache(),
tokenCache = createCache(),
compilerCache = createCache(),
nonnativeSelectorCache = createCache(),
sortOrder = function( a, b ) {
        if ( a === b ) {
                hasDuplicate = true;
        }
        return 0;
},

// Instance methods
hasOwn = ( {} ).hasOwnProperty,
arr = [],
pop = arr.pop,
pushNative = arr.push,
push = arr.push,
slice = arr.slice,

// Use a stripped-down indexOf as it's faster than native
// https://jsperf.com/thor-indexof-vs-for/5
indexOf = function( list, elem ) {
        var i = 0,
                len = list.length;
        for ( ; i < len; i++ ) {
                if ( list[ i ] === elem ) {
                        return i;
                }
        }
        return -1;
},

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

// Regular expressions

// http://www.w3.org/TR/css3-selectors/#whitespace
whitespace = "[\\x20\\t\\r\\n\\f]",

// 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: http://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" ),
rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" +
        whitespace + "+$", "g" ),

rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
rcombinators = 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" )
},

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

rnative = /^[^{]+\{\s*\[native \w/,

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

rsibling = /[+~]/,

// CSS escapes
// http://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;

        return nonHex ?

                // Strip the backslash prefix from a non-hex escape sequence
                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
                high < 0 ?
                        String.fromCharCode( high + 0x10000 ) :
                        String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
},

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

// Used for iframes
// See setDocument()
// Removing the function wrapper causes a "Permission Denied"
// error in IE
unloadHandler = function() {
        setDocument();
},

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

// 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: arr.length ?

        // Leverage slice if possible
        function( target, els ) {
                pushNative.apply( target, slice.call( els ) );
        } :

        // Support: IE<9
        // Otherwise append directly
        function( target, els ) {
                var j = target.length,
                        i = 0;

                // Can't trust NodeList.length
                while ( ( target[ j++ ] = els[ i++ ] ) ) {}
                target.length = j - 1;
        }
};

}

function Sizzle( 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, Opera, Webkit
                                                // TODO: identify versions
                                                // getElementById can match elements by name instead of ID
                                                if ( elem.id === m ) {
                                                        results.push( elem );
                                                        return results;
                                                }
                                        } else {
                                                return results;
                                        }

                                // Element context
                                } else {

                                        // Support: IE, Opera, Webkit
                                        // TODO: identify versions
                                        // getElementById can match elements by name instead of ID
                                        if ( newContext && ( elem = newContext.getElementById( m ) ) &&
                                                contains( context, elem ) &&
                                                elem.id === m ) {

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

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

                        // Class selector
                        } else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&
                                context.getElementsByClassName ) {

                                push.apply( results, context.getElementsByClassName( m ) );
                                return results;
                        }
                }

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

                        // Support: IE 8 only
                        // Exclude object elements
                        ( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) {

                        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 ) || rcombinators.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.
                                if ( newContext !== context || !support.scope ) {

                                        // Capture the context ID, setting it first if necessary
                                        if ( ( nid = context.getAttribute( "id" ) ) ) {
                                                nid = nid.replace( rcssescape, fcssescape );
                                        } 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( rtrim, "$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 Issue #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 Sizzle
* @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;
}

}

/**

* Adds the same handler for all of the specified attrs
* @param {String} attrs Pipe-separated list of attributes
* @param {Function} handler The method that will be applied
*/

function addHandle( attrs, handler ) {

var arr = attrs.split( "|" ),
        i = arr.length;

while ( i-- ) {
        Expr.attrHandle[ arr[ i ] ] = handler;
}

}

/**

* Checks document order of two siblings
* @param {Element} a
* @param {Element} b
* @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
*/

function siblingCheck( a, b ) {

var cur = b && a,
        diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
                a.sourceIndex - b.sourceIndex;

// Use IE sourceIndex if available on both nodes
if ( diff ) {
        return diff;
}

// Check if b follows a
if ( cur ) {
        while ( ( cur = cur.nextSibling ) ) {
                if ( cur === b ) {
                        return -1;
                }
        }
}

return a ? 1 : -1;

}

/**

* Returns a function to use in pseudos for input types
* @param {String} type
*/

function createInputPseudo( type ) {

return function( elem ) {
        var name = elem.nodeName.toLowerCase();
        return name === "input" && elem.type === type;
};

}

/**

* Returns a function to use in pseudos for buttons
* @param {String} type
*/

function createButtonPseudo( type ) {

return function( elem ) {
        var name = elem.nodeName.toLowerCase();
        return ( name === "input" || name === "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
                                /* jshint -W018 */
                                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 Sizzle 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;

}

// Expose support vars for convenience support = Sizzle.support = {};

/**

* Detects XML nodes
* @param {Element|Object} elem An element or a document
* @returns {Boolean} True iff elem is a non-HTML XML node
*/

isXML = Sizzle.isXML = function( elem ) {

var namespace = elem.namespaceURI,
        docElem = ( elem.ownerDocument || elem ).documentElement;

// Support: IE <=8
// Assume HTML when documentElement doesn't yet exist, such as inside loading iframes
// https://bugs.jquery.com/ticket/4833
return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );

};

/**

* Sets document-related variables once based on the current document
* @param {Element|Object} [doc] An element or document object to use to set the document
* @returns {Object} Returns the current document
*/

setDocument = Sizzle.setDocument = function( node ) {

var hasCompare, 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;
docElem = document.documentElement;
documentIsHTML = !isXML( document );

// Support: IE 9 - 11+, Edge 12 - 18+
// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
// 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 ( preferredDoc != document &&
        ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {

        // Support: IE 11, Edge
        if ( subWindow.addEventListener ) {
                subWindow.addEventListener( "unload", unloadHandler, false );

        // Support: IE 9 - 10 only
        } else if ( subWindow.attachEvent ) {
                subWindow.attachEvent( "onunload", unloadHandler );
        }
}

// Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only,
// Safari 4 - 5 only, Opera <=11.6 - 12.x only
// IE/Edge & older browsers don't support the :scope pseudo-class.
// Support: Safari 6.0 only
// Safari 6.0 supports :scope but it's an alias of :root there.
support.scope = assert( function( el ) {
        docElem.appendChild( el ).appendChild( document.createElement( "div" ) );
        return typeof el.querySelectorAll !== "undefined" &&
                !el.querySelectorAll( ":scope fieldset div" ).length;
} );

/* Attributes
---------------------------------------------------------------------- */

// Support: IE<8
// Verify that getAttribute really returns attributes and not properties
// (excepting IE8 booleans)
support.attributes = assert( function( el ) {
        el.className = "i";
        return !el.getAttribute( "className" );
} );

/* getElement(s)By*
---------------------------------------------------------------------- */

// Check if getElementsByTagName("*") returns only elements
support.getElementsByTagName = assert( function( el ) {
        el.appendChild( document.createComment( "" ) );
        return !el.getElementsByTagName( "*" ).length;
} );

// Support: IE<9
support.getElementsByClassName = rnative.test( document.getElementsByClassName );

// 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 ) {
        docElem.appendChild( el ).id = expando;
        return !document.getElementsByName || !document.getElementsByName( expando ).length;
} );

// 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" ] = support.getElementsByTagName ?
        function( tag, context ) {
                if ( typeof context.getElementsByTagName !== "undefined" ) {
                        return context.getElementsByTagName( tag );

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

        function( tag, context ) {
                var elem,
                        tmp = [],
                        i = 0,

                        // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
                        results = context.getElementsByTagName( tag );

                // Filter out possible comments
                if ( tag === "*" ) {
                        while ( ( elem = results[ i++ ] ) ) {
                                if ( elem.nodeType === 1 ) {
                                        tmp.push( elem );
                                }
                        }

                        return tmp;
                }
                return results;
        };

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

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

// QSA and matchesSelector support

// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
rbuggyMatches = [];

// qSa(:focus) reports false when true (Chrome 21)
// We allow this because of a bug in IE8/9 that throws an error
// whenever `document.activeElement` is accessed on an iframe
// So, we allow :focus to pass through QSA all the time to avoid the IE error
// See https://bugs.jquery.com/ticket/13378
rbuggyQSA = [];

if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) {

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

                var input;

                // Select is set to empty string on purpose
                // This is to test IE's treatment of not explicitly
                // setting a boolean content attribute,
                // since its presence should be enough
                // https://bugs.jquery.com/ticket/12359
                docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" +
                        "<select id='" + expando + "-\r\\' msallowcapture=''>" +
                        "<option selected=''></option></select>";

                // Support: IE8, Opera 11-12.16
                // Nothing should be selected when empty strings follow ^= or $= or *=
                // The test attribute must be unknown in Opera but "safe" for WinRT
                // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
                if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) {
                        rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
                }

                // Support: IE8
                // Boolean attributes and "value" are not treated correctly
                if ( !el.querySelectorAll( "[selected]" ).length ) {
                        rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
                }

                // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
                if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
                        rbuggyQSA.push( "~=" );
                }

                // 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 + "*(?:''|\"\")" );
                }

                // Webkit/Opera - :checked should return selected option elements
                // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                // IE8 throws error here and will not see later tests
                if ( !el.querySelectorAll( ":checked" ).length ) {
                        rbuggyQSA.push( ":checked" );
                }

                // Support: Safari 8+, iOS 8+
                // 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: Firefox <=3.6 - 5 only
                // Old Firefox doesn't throw on a badly-escaped identifier.
                el.querySelectorAll( "\\\f" );
                rbuggyQSA.push( "[\\r\\n\\f]" );
        } );

        assert( function( el ) {
                el.innerHTML = "<a href='' disabled='disabled'></a>" +
                        "<select disabled='disabled'><option/></select>";

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

                // Support: IE8
                // Enforce case-sensitivity of name attribute
                if ( el.querySelectorAll( "[name=d]" ).length ) {
                        rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
                }

                // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                // IE8 throws error here and will not see later tests
                if ( el.querySelectorAll( ":enabled" ).length !== 2 ) {
                        rbuggyQSA.push( ":enabled", ":disabled" );
                }

                // Support: IE9-11+
                // IE's :disabled selector does not pick up the children of disabled fieldsets
                docElem.appendChild( el ).disabled = true;
                if ( el.querySelectorAll( ":disabled" ).length !== 2 ) {
                        rbuggyQSA.push( ":enabled", ":disabled" );
                }

                // Support: Opera 10 - 11 only
                // Opera 10-11 does not throw on post-comma invalid pseudos
                el.querySelectorAll( "*,:x" );
                rbuggyQSA.push( ",.*:" );
        } );
}

if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches ||
        docElem.webkitMatchesSelector ||
        docElem.mozMatchesSelector ||
        docElem.oMatchesSelector ||
        docElem.msMatchesSelector ) ) ) ) {

        assert( function( el ) {

                // Check to see if it's possible to do matchesSelector
                // on a disconnected node (IE 9)
                support.disconnectedMatch = matches.call( el, "*" );

                // This should fail with an exception
                // Gecko does not error, returns false instead
                matches.call( el, "[s!='']:x" );
                rbuggyMatches.push( "!=", pseudos );
        } );
}

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

/* Contains
---------------------------------------------------------------------- */
hasCompare = rnative.test( docElem.compareDocumentPosition );

// Element contains another
// Purposefully self-exclusive
// As in, an element does not contain itself
contains = hasCompare || rnative.test( docElem.contains ) ?
        function( a, b ) {
                var adown = a.nodeType === 9 ? a.documentElement : a,
                        bup = b && b.parentNode;
                return a === bup || !!( bup && bup.nodeType === 1 && (
                        adown.contains ?
                                adown.contains( bup ) :
                                a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
                ) );
        } :
        function( a, b ) {
                if ( b ) {
                        while ( ( b = b.parentNode ) ) {
                                if ( b === a ) {
                                        return true;
                                }
                        }
                }
                return false;
        };

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

// Document order sorting
sortOrder = hasCompare ?
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 &&
                        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 &&
                        contains( preferredDoc, b ) ) {
                        return 1;
                }

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

        return compare & 4 ? -1 : 1;
} :
function( a, b ) {

        // Exit early if the nodes are identical
        if ( a === b ) {
                hasDuplicate = true;
                return 0;
        }

        var cur,
                i = 0,
                aup = a.parentNode,
                bup = b.parentNode,
                ap = [ a ],
                bp = [ b ];

        // Parentless nodes are either documents or disconnected
        if ( !aup || !bup ) {

                // Support: IE 11+, Edge 17 - 18+
                // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                // two documents; shallow comparisons work.
                /* eslint-disable eqeqeq */
                return a == document ? -1 :
                        b == document ? 1 :
                        /* eslint-enable eqeqeq */
                        aup ? -1 :
                        bup ? 1 :
                        sortInput ?
                        ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
                        0;

        // If the nodes are siblings, we can do a quick check
        } else if ( aup === bup ) {
                return siblingCheck( a, b );
        }

        // Otherwise we need full lists of their ancestors for comparison
        cur = a;
        while ( ( cur = cur.parentNode ) ) {
                ap.unshift( cur );
        }
        cur = b;
        while ( ( cur = cur.parentNode ) ) {
                bp.unshift( cur );
        }

        // Walk down the tree looking for a discrepancy
        while ( ap[ i ] === bp[ i ] ) {
                i++;
        }

        return i ?

                // Do a sibling check if the nodes have a common ancestor
                siblingCheck( ap[ i ], bp[ i ] ) :

                // Otherwise nodes in our document sort first
                // Support: IE 11+, Edge 17 - 18+
                // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
                // two documents; shallow comparisons work.
                /* eslint-disable eqeqeq */
                ap[ i ] == preferredDoc ? -1 :
                bp[ i ] == preferredDoc ? 1 :
                /* eslint-enable eqeqeq */
                0;
};

return document;

};

Sizzle.matches = function( expr, elements ) {

return Sizzle( expr, null, null, elements );

};

Sizzle.matchesSelector = function( elem, expr ) {

setDocument( elem );

if ( support.matchesSelector && documentIsHTML &&
        !nonnativeSelectorCache[ expr + " " ] &&
        ( !rbuggyMatches || !rbuggyMatches.test( 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 Sizzle( expr, document, null, [ elem ] ).length > 0;

};

Sizzle.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 contains( context, elem );

};

Sizzle.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 (jQuery #13807)
        val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
                fn( elem, name, !documentIsHTML ) :
                undefined;

return val !== undefined ?
        val :
        support.attributes || !documentIsHTML ?
                elem.getAttribute( name ) :
                ( val = elem.getAttributeNode( name ) ) && val.specified ?
                        val.value :
                        null;

};

Sizzle.escape = function( sel ) {

return ( sel + "" ).replace( rcssescape, fcssescape );

};

Sizzle.error = function( msg ) {

throw new Error( "Syntax error, unrecognized expression: " + msg );

};

/**

* Document sorting and removing duplicates
* @param {ArrayLike} results
*/

Sizzle.uniqueSort = function( results ) {

var elem,
        duplicates = [],
        j = 0,
        i = 0;

// Unless we *know* we can detect duplicates, assume their presence
hasDuplicate = !support.detectDuplicates;
sortInput = !support.sortStable && results.slice( 0 );
results.sort( sortOrder );

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

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

return results;

};

/**

* Utility function for retrieving the text value of an array of DOM nodes
* @param {Array|Element} elem
*/

getText = Sizzle.getText = 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 += getText( node );
        }
} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {

        // Use textContent for elements
        // innerText usage removed for consistency of new lines (jQuery #11153)
        if ( typeof elem.textContent === "string" ) {
                return elem.textContent;
        } else {

                // Traverse its children
                for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                        ret += getText( elem );
                }
        }
} else if ( nodeType === 3 || nodeType === 4 ) {
        return elem.nodeValue;
}

// Do not include comment or processing instruction nodes

return ret;

};

Expr = Sizzle.selectors = {

// 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 ] ) {
                                Sizzle.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 ] ) {
                        Sizzle.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 nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
                return nodeNameSelector === "*" ?
                        function() {
                                return true;
                        } :
                        function( elem ) {
                                return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                        };
        },

        "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 = Sizzle.attr( elem, name );

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

                        result += "";

                        /* eslint-disable max-len */

                        return operator === "=" ? result === check :
                                operator === "!=" ? result !== check :
                                operator === "^=" ? check && result.indexOf( check ) === 0 :
                                operator === "*=" ? check && result.indexOf( check ) > -1 :
                                operator === "$=" ? check && result.slice( -check.length ) === check :
                                operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
                                operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
                                false;
                        /* eslint-enable max-len */

                };
        },

        "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, uniqueCache, 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 ?
                                                                        node.nodeName.toLowerCase() === 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

                                                // ...in a gzip-friendly way
                                                node = parent;
                                                outerCache = node[ expando ] || ( node[ expando ] = {} );

                                                // Support: IE <9 only
                                                // Defend against cloned attroperties (jQuery gh-1709)
                                                uniqueCache = outerCache[ node.uniqueID ] ||
                                                        ( outerCache[ node.uniqueID ] = {} );

                                                cache = uniqueCache[ 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 ) {
                                                                uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
                                                                break;
                                                        }
                                                }

                                        } else {

                                                // Use previously-cached element index if available
                                                if ( useCache ) {

                                                        // ...in a gzip-friendly way
                                                        node = elem;
                                                        outerCache = node[ expando ] || ( node[ expando ] = {} );

                                                        // Support: IE <9 only
                                                        // Defend against cloned attroperties (jQuery gh-1709)
                                                        uniqueCache = outerCache[ node.uniqueID ] ||
                                                                ( outerCache[ node.uniqueID ] = {} );

                                                        cache = uniqueCache[ 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 ?
                                                                        node.nodeName.toLowerCase() === name :
                                                                        node.nodeType === 1 ) &&
                                                                        ++diff ) {

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

                                                                                // Support: IE <9 only
                                                                                // Defend against cloned attroperties (jQuery gh-1709)
                                                                                uniqueCache = outerCache[ node.uniqueID ] ||
                                                                                        ( outerCache[ node.uniqueID ] = {} );

                                                                                uniqueCache[ 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
                // http://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() ] ||
                                Sizzle.error( "unsupported pseudo: " + pseudo );

                // The user may use createPseudo to indicate that
                // arguments are needed to create the filter function
                // just as Sizzle 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( 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( rtrim, "$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 (issue #299)
                                input[ 0 ] = null;
                                return !results.pop();
                        };
        } ),

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

        "contains": markFunction( function( text ) {
                text = text.replace( runescape, funescape );
                return function( elem ) {
                        return ( elem.textContent || getText( 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."
        // http://www.w3.org/TR/selectors/#lang-pseudo
        "lang": markFunction( function( lang ) {

                // lang value must be a valid identifier
                if ( !ridentifier.test( lang || "" ) ) {
                        Sizzle.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 === docElem;
        },

        "focus": function( elem ) {
                return elem === document.activeElement &&
                        ( !document.hasFocus || 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
                // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                var nodeName = elem.nodeName.toLowerCase();
                return ( nodeName === "input" && !!elem.checked ) ||
                        ( nodeName === "option" && !!elem.selected );
        },

        "selected": function( elem ) {

                // Accessing this property makes selected-by-default
                // options in Safari work properly
                if ( elem.parentNode ) {
                        // eslint-disable-next-line no-unused-expressions
                        elem.parentNode.selectedIndex;
                }

                return elem.selected === true;
        },

        // Contents
        "empty": function( elem ) {

                // http://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 ) {
                var name = elem.nodeName.toLowerCase();
                return name === "input" && elem.type === "button" || name === "button";
        },

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

                        // Support: IE<8
                        // 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 = argument < 0 ?
                        argument + length :
                        argument > length ?
                                length :
                                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();

tokenize = Sizzle.tokenize = function( 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 = rcombinators.exec( soFar ) ) ) {
                matched = match.shift();
                tokens.push( {
                        value: matched,

                        // Cast descendant combinators to space
                        type: match[ 0 ].replace( rtrim, " " )
                } );
                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
return parseOnly ?
        soFar.length :
        soFar ?
                Sizzle.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, uniqueCache, 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 ] = {} );

                                        // Support: IE <9 only
                                        // Defend against cloned attroperties (jQuery gh-1709)
                                        uniqueCache = outerCache[ elem.uniqueID ] ||
                                                ( outerCache[ elem.uniqueID ] = {} );

                                        if ( skip && skip === elem.nodeName.toLowerCase() ) {
                                                elem = elem[ dir ] || elem;
                                        } else if ( ( oldCache = uniqueCache[ 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
                                                uniqueCache[ 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++ ) {
        Sizzle( 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,
                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,

                matcherOut = matcher ?

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

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

                                // ...otherwise use results directly
                                results :
                        matcherIn;

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

        // 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( 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( checkContext, elem ) > -1;
        }, implicitRelative, true ),
        matchers = [ function( elem, context, xml ) {
                var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
                        ( checkContext = context ).nodeType ?
                                matchContext( elem, context, xml ) :
                                matchAnyContext( elem, context, xml ) );

                // Avoid hanging onto element (issue #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( rtrim, "$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 : Math.random() || 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: IE<9, Safari
                // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
                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 ) ) {
                                                results.push( 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 ) {

                                Sizzle.uniqueSort( results );
                        }
                }

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

                return unmatched;
        };

return bySet ?
        markFunction( superMatcher ) :
        superMatcher;

}

compile = Sizzle.compile = function( 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 Sizzle's compiled
*  selector functions
* @param {String|Function} selector A selector or a pre-compiled
*  selector function built with Sizzle.compile
* @param {Element} context
* @param {Array} [results]
* @param {Array} [seed] A set of elements to match against
*/

select = Sizzle.select = function( 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

// Sort stability support.sortStable = expando.split( “” ).sort( sortOrder ).join( “” ) === expando;

// Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = !!hasDuplicate;

// Initialize against the default document setDocument();

// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // 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;

} );

// Support: IE<8 // Prevent attribute/property “interpolation” // msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if ( !assert( function( el ) {

el.innerHTML = "<a href='#'></a>";
return el.firstChild.getAttribute( "href" ) === "#";

} ) ) {

addHandle( "type|href|height|width", function( elem, name, isXML ) {
        if ( !isXML ) {
                return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
        }
} );

}

// Support: IE<9 // Use defaultValue in place of getAttribute(“value”) if ( !support.attributes || !assert( function( el ) {

el.innerHTML = "<input/>";
el.firstChild.setAttribute( "value", "" );
return el.firstChild.getAttribute( "value" ) === "";

} ) ) {

addHandle( "value", function( elem, _name, isXML ) {
        if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
                return elem.defaultValue;
        }
} );

}

// Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies if ( !assert( function( el ) {

return el.getAttribute( "disabled" ) == null;

} ) ) {

addHandle( booleans, function( elem, name, isXML ) {
        var val;
        if ( !isXML ) {
                return elem[ name ] === true ? name.toLowerCase() :
                        ( val = elem.getAttributeNode( name ) ) && val.specified ?
                                val.value :
                                null;
        }
} );

}

return Sizzle;

} )( window );

jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors;

// Deprecated jQuery.expr[ “:” ] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; jQuery.escapeSelector = Sizzle.escape;

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;

function nodeName( elem, name ) {

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

}; var rsingleTag = ( /^<([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.stackTrace );
                                                                                }

                                                                                // 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 stack, in case of exception
                                                        // since it's otherwise lost when execution goes async
                                                        if ( jQuery.Deferred.getStackHook ) {
                                                                process.stackTrace = 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 master Deferred
                master = 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 ) ) {
                                        master.resolveWith( resolveContexts, resolveValues );
                                }
                        };
                };

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

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

                        return master.then();
                }
        }

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

        return master.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$/;

jQuery.Deferred.exceptionHook = function( error, stack ) {

// 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, stack );
}

};

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 #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 (#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 #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 = /^(?:{[wW]*}|[[wW]*])$/,

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 (#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+(?:[+-]?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 = ( /<([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 (#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 (#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

rkeyEvent = /^key/,
rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
rtypenamespace = /^([^.]*)(?:\.(.+)|)/;

function returnTrue() {

return true;

}

function returnFalse() {

return false;

}

// Support: IE <=9 - 11+ // focus() and blur() are asynchronous, except when they are no-op. // So expect focus to be synchronous when the element is already active, // and blur to be synchronous when the element is not already active. // (focus and blur are always synchronous in other supported browsers, // this just defines when we can count on it). function expectSync( elem, type ) {

return ( elem === safeActiveElement() ) === ( type === "focus" );

}

// Support: IE <=9 only // Accessing document.activeElement can throw unexpectedly // bugs.jquery.com/ticket/13393 function safeActiveElement() {

try {
        return document.activeElement;
} catch ( err ) { }

}

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 (#13208)
                        // Don't process clicks on disabled elements (#6911, #8165, #11382, #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 (#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", returnTrue );
                        }

                        // 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, expectSync ) {

// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
if ( !expectSync ) {
        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 notAsync, result,
                        saved = dataPriv.get( this, type );

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

                        // Interrupt processing of the outer synthetic .trigger()ed event
                        // Saved data should be false in such cases, but might be a leftover capture object
                        // from an async native handler (gh-4350)
                        if ( !saved.length ) {

                                // 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
                                // Support: IE <=9 - 11+
                                // focus() and blur() are asynchronous
                                notAsync = expectSync( this, type );
                                this[ type ]();
                                result = dataPriv.get( this, type );
                                if ( saved !== result || notAsync ) {
                                        dataPriv.set( this, type, false );
                                } else {
                                        result = {};
                                }
                                if ( saved !== result ) {

                                        // Cancel the outer synthetic event
                                        event.stopImmediatePropagation();
                                        event.preventDefault();
                                        return result.value;
                                }

                        // 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.length ) {

                        // ...and capture the result
                        dataPriv.set( this, type, {
                                value: jQuery.event.trigger(

                                        // Support: IE <=9 - 11+
                                        // Extend with the prototype to reset the above stopImmediatePropagation()
                                        jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
                                        saved.slice( 1 ),
                                        this
                                )
                        } );

                        // Abort handling of the native event
                        event.stopImmediatePropagation();
                }
        }
} );

}

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 (#504, #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 // 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: function( event ) {
        var button = event.button;

        // Add which for key events
        if ( event.which == null && rkeyEvent.test( event.type ) ) {
                return event.charCode != null ? event.charCode : event.keyCode;
        }

        // Add which for click: 1 === left; 2 === middle; 3 === right
        if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
                if ( button & 1 ) {
                        return 1;
                }

                if ( button & 2 ) {
                        return 3;
                }

                if ( button & 4 ) {
                        return 2;
                }

                return 0;
        }

        return event.which;
}

}, jQuery.event.addProp );

jQuery.each( { focus: “focusin”, blur: “focusout” }, function( type, delegateType ) {

jQuery.event.special[ type ] = {

        // Utilize native event if possible so blur/focus sequence is correct
        setup: function() {

                // Claim the first handler
                // dataPriv.set( this, "focus", ... )
                // dataPriv.set( this, "blur", ... )
                leverageNative( this, type, expectSync );

                // 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;
        },

        delegateType: delegateType
};

} );

// 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: // 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 (#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;

                        // Reenable 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 {
                                                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 Sizzle 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)+$”, “i” );

var getStyles = function( elem ) {

        // Support: IE <=11 only, Firefox <=30 (#15098, #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 (#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!
        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";
                        tr.style.height = "1px";
                        trChild.style.height = "9px";

                        documentElement
                                .appendChild( table )
                                .appendChild( tr )
                                .appendChild( trChild );

                        trStyle = window.getComputedStyle( tr );
                        reliableTrDimensionsVal = parseInt( trStyle.height ) > 3;

                        documentElement.removeChild( table );
                }
                return reliableTrDimensionsVal;
        }
} );

} )();

function curCSS( elem, name, computed ) {

var width, minWidth, maxWidth, ret,

        // 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, #12537)
//   .css('--customProperty) (#3144)
if ( computed ) {
        ret = computed.getPropertyValue( name ) || computed[ name ];

        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]).+)/,
rcustomProp = /^--/,
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;

// Adjustment may not be necessary
if ( box === ( isBorderBox ? "border" : "content" ) ) {
        return 0;
}

for ( ; i < 4; i += 2 ) {

        // Both box models exclude margin
        if ( box === "margin" ) {
                delta += 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;

}

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,
        "columnCount": true,
        "fillOpacity": 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,
        "widows": true,
        "zIndex": true,
        "zoom": 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 (#7345)
                if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
                        value = adjustCSS( elem, name, ret );

                        // Fixes bug #9237
                        type = "number";
                }

                // Make sure that null and NaN values aren't set (#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 );
}

} );

// Based off of the plugin by Clint Helfers, with permission. // web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ 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
                        // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                        // Use proper attribute retrieval(#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 classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

        if ( isFunction( value ) ) {
                return this.each( function( j ) {
                        jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
                } );
        }

        classes = classesToArray( value );

        if ( classes.length ) {
                while ( ( elem = this[ i++ ] ) ) {
                        curValue = getClass( elem );
                        cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );

                        if ( cur ) {
                                j = 0;
                                while ( ( clazz = classes[ j++ ] ) ) {
                                        if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
                                                cur += clazz + " ";
                                        }
                                }

                                // Only assign if different to avoid unneeded rendering.
                                finalValue = stripAndCollapse( cur );
                                if ( curValue !== finalValue ) {
                                        elem.setAttribute( "class", finalValue );
                                }
                        }
                }
        }

        return this;
},

removeClass: function( value ) {
        var classes, elem, cur, curValue, clazz, j, finalValue,
                i = 0;

        if ( isFunction( value ) ) {
                return this.each( function( j ) {
                        jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
                } );
        }

        if ( !arguments.length ) {
                return this.attr( "class", "" );
        }

        classes = classesToArray( value );

        if ( classes.length ) {
                while ( ( elem = this[ i++ ] ) ) {
                        curValue = getClass( elem );

                        // This expression is here for better compressibility (see addClass)
                        cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );

                        if ( cur ) {
                                j = 0;
                                while ( ( clazz = classes[ j++ ] ) ) {

                                        // Remove *all* instances
                                        while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
                                                cur = cur.replace( " " + clazz + " ", " " );
                                        }
                                }

                                // Only assign if different to avoid unneeded rendering.
                                finalValue = stripAndCollapse( cur );
                                if ( curValue !== finalValue ) {
                                        elem.setAttribute( "class", finalValue );
                                }
                        }
                }
        }

        return this;
},

toggleClass: function( value, stateVal ) {
        var type = typeof value,
                isValidValue = type === "string" || Array.isArray( value );

        if ( typeof stateVal === "boolean" && isValidValue ) {
                return stateVal ? this.addClass( value ) : this.removeClass( value );
        }

        if ( isFunction( value ) ) {
                return this.each( function( i ) {
                        jQuery( this ).toggleClass(
                                value.call( this, i, getClass( this ), stateVal ),
                                stateVal
                        );
                } );
        }

        return this.each( function() {
                var className, i, self, classNames;

                if ( isValidValue ) {

                        // Toggle individual class names
                        i = 0;
                        self = jQuery( this );
                        classNames = classesToArray( value );

                        while ( ( 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 (#14686, #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 (#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

support.focusin = “onfocusin” in window;

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 (#9951)
        // Bubble up to document, then to window; watch for a global ownerDocument var (#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 (#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 );
        }
}

} );

// Support: Firefox <=44 // Firefox doesn't have focus(in | out) events // Related ticket - 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 - www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order // Related ticket - bugs.chromium.org/p/chromium/issues/detail?id=449857 if ( !support.focusin ) {

jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {

        // Attach a single capturing handler on the document while someone wants focusin/focusout
        var handler = function( event ) {
                jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
        };

        jQuery.event.special[ fix ] = {
                setup: function() {

                        // Handle: regular nodes (via `this.ownerDocument`), window
                        // (via `this.document`) & document (via `this`).
                        var doc = this.ownerDocument || this.document || this,
                                attaches = dataPriv.access( doc, fix );

                        if ( !attaches ) {
                                doc.addEventListener( orig, handler, true );
                        }
                        dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
                },
                teardown: function() {
                        var doc = this.ownerDocument || this.document || this,
                                attaches = dataPriv.access( doc, fix ) - 1;

                        if ( !attaches ) {
                                doc.removeEventListener( orig, handler, true );
                                dataPriv.remove( doc, fix );

                        } else {
                                dataPriv.access( doc, fix, attaches );
                        }
                }
        };
} );

}

// Cross-browser xml parsing jQuery.parseXML = function( data ) {

var xml;
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 ) {
        xml = undefined;
}

if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
        jQuery.error( "Invalid XML: " + data );
}
return xml;

};

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();
}

} );

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 );

};

// 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. // 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 );

};

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 {
                if ( typeof props.top === "number" ) {
                        props.top += "px";
                }
                if ( typeof props.left === "number" ) {
                        props.left += "px";
                }
                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: bugs.webkit.org/show_bug.cgi?id=29084 // Blink bug: 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.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.mouseenter( fnOver ).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 var rtrim = /^[suFEFFxA0]+|+$/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, "" );

};

// 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 // 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 // (#7102#comment:10, github.com/jquery/jquery/pull/557) // and CommonJS for browser emulators (#13566) if ( typeof noGlobal === “undefined” ) {

window.jQuery = window.$ = jQuery;

}

return jQuery; } );