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1/*!
2 * jQuery JavaScript Library v4.0.0-pre
3 * https://jquery.com/
4 *
5 * Copyright OpenJS Foundation and other contributors
6 * Released under the MIT license
7 * https://jquery.org/license
8 *
9 * Date: 2020-10-13T20:43Z
10 */
11( function( global, factory ) {
12
13	"use strict";
14
15	if ( typeof module === "object" && typeof module.exports === "object" ) {
16
17		// For CommonJS and CommonJS-like environments where a proper `window`
18		// is present, execute the factory and get jQuery.
19		// For environments that do not have a `window` with a `document`
20		// (such as Node.js), expose a factory as module.exports.
21		// This accentuates the need for the creation of a real `window`.
22		// e.g. var jQuery = require("jquery")(window);
23		// See ticket #14549 for more info.
24		module.exports = global.document ?
25			factory( global, true ) :
26			function( w ) {
27				if ( !w.document ) {
28					throw new Error( "jQuery requires a window with a document" );
29				}
30				return factory( w );
31			};
32	} else {
33		factory( global );
34	}
35
36// Pass this if window is not defined yet
37} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
38
39"use strict";
40
41var arr = [];
42
43var getProto = Object.getPrototypeOf;
44
45var slice = arr.slice;
46
47// Support: IE 11+
48// IE doesn't have Array#flat; provide a fallback.
49var flat = arr.flat ? function( array ) {
50	return arr.flat.call( array );
51} : function( array ) {
52	return arr.concat.apply( [], array );
53};
54
55var push = arr.push;
56
57var indexOf = arr.indexOf;
58
59// [[Class]] -> type pairs
60var class2type = {};
61
62var toString = class2type.toString;
63
64var hasOwn = class2type.hasOwnProperty;
65
66var fnToString = hasOwn.toString;
67
68var ObjectFunctionString = fnToString.call( Object );
69
70// All support tests are defined in their respective modules.
71var support = {};
72
73function isWindow( obj ) {
74	return obj != null && obj === obj.window;
75}
76
77var document = window.document;
78
79var preservedScriptAttributes = {
80	type: true,
81	src: true,
82	nonce: true,
83	noModule: true
84};
85
86function DOMEval( code, node, doc ) {
87	doc = doc || document;
88
89	var i,
90		script = doc.createElement( "script" );
91
92	script.text = code;
93	if ( node ) {
94		for ( i in preservedScriptAttributes ) {
95			if ( node[ i ] ) {
96				script[ i ] = node[ i ];
97			}
98		}
99	}
100	doc.head.appendChild( script ).parentNode.removeChild( script );
101}
102
103function toType( obj ) {
104	if ( obj == null ) {
105		return obj + "";
106	}
107
108	return typeof obj === "object" ?
109		class2type[ toString.call( obj ) ] || "object" :
110		typeof obj;
111}
112
113var version = "4.0.0-pre",
114
115	rhtmlSuffix = /HTML$/i,
116
117	// Define a local copy of jQuery
118	jQuery = function( selector, context ) {
119
120		// The jQuery object is actually just the init constructor 'enhanced'
121		// Need init if jQuery is called (just allow error to be thrown if not included)
122		return new jQuery.fn.init( selector, context );
123	};
124
125jQuery.fn = jQuery.prototype = {
126
127	// The current version of jQuery being used
128	jquery: version,
129
130	constructor: jQuery,
131
132	// The default length of a jQuery object is 0
133	length: 0,
134
135	toArray: function() {
136		return slice.call( this );
137	},
138
139	// Get the Nth element in the matched element set OR
140	// Get the whole matched element set as a clean array
141	get: function( num ) {
142
143		// Return all the elements in a clean array
144		if ( num == null ) {
145			return slice.call( this );
146		}
147
148		// Return just the one element from the set
149		return num < 0 ? this[ num + this.length ] : this[ num ];
150	},
151
152	// Take an array of elements and push it onto the stack
153	// (returning the new matched element set)
154	pushStack: function( elems ) {
155
156		// Build a new jQuery matched element set
157		var ret = jQuery.merge( this.constructor(), elems );
158
159		// Add the old object onto the stack (as a reference)
160		ret.prevObject = this;
161
162		// Return the newly-formed element set
163		return ret;
164	},
165
166	// Execute a callback for every element in the matched set.
167	each: function( callback ) {
168		return jQuery.each( this, callback );
169	},
170
171	map: function( callback ) {
172		return this.pushStack( jQuery.map( this, function( elem, i ) {
173			return callback.call( elem, i, elem );
174		} ) );
175	},
176
177	slice: function() {
178		return this.pushStack( slice.apply( this, arguments ) );
179	},
180
181	first: function() {
182		return this.eq( 0 );
183	},
184
185	last: function() {
186		return this.eq( -1 );
187	},
188
189	even: function() {
190		return this.pushStack( jQuery.grep( this, function( _elem, i ) {
191			return ( i + 1 ) % 2;
192		} ) );
193	},
194
195	odd: function() {
196		return this.pushStack( jQuery.grep( this, function( _elem, i ) {
197			return i % 2;
198		} ) );
199	},
200
201	eq: function( i ) {
202		var len = this.length,
203			j = +i + ( i < 0 ? len : 0 );
204		return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
205	},
206
207	end: function() {
208		return this.prevObject || this.constructor();
209	}
210};
211
212jQuery.extend = jQuery.fn.extend = function() {
213	var options, name, src, copy, copyIsArray, clone,
214		target = arguments[ 0 ] || {},
215		i = 1,
216		length = arguments.length,
217		deep = false;
218
219	// Handle a deep copy situation
220	if ( typeof target === "boolean" ) {
221		deep = target;
222
223		// Skip the boolean and the target
224		target = arguments[ i ] || {};
225		i++;
226	}
227
228	// Handle case when target is a string or something (possible in deep copy)
229	if ( typeof target !== "object" && typeof target !== "function" ) {
230		target = {};
231	}
232
233	// Extend jQuery itself if only one argument is passed
234	if ( i === length ) {
235		target = this;
236		i--;
237	}
238
239	for ( ; i < length; i++ ) {
240
241		// Only deal with non-null/undefined values
242		if ( ( options = arguments[ i ] ) != null ) {
243
244			// Extend the base object
245			for ( name in options ) {
246				copy = options[ name ];
247
248				// Prevent Object.prototype pollution
249				// Prevent never-ending loop
250				if ( name === "__proto__" || target === copy ) {
251					continue;
252				}
253
254				// Recurse if we're merging plain objects or arrays
255				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
256					( copyIsArray = Array.isArray( copy ) ) ) ) {
257					src = target[ name ];
258
259					// Ensure proper type for the source value
260					if ( copyIsArray && !Array.isArray( src ) ) {
261						clone = [];
262					} else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {
263						clone = {};
264					} else {
265						clone = src;
266					}
267					copyIsArray = false;
268
269					// Never move original objects, clone them
270					target[ name ] = jQuery.extend( deep, clone, copy );
271
272				// Don't bring in undefined values
273				} else if ( copy !== undefined ) {
274					target[ name ] = copy;
275				}
276			}
277		}
278	}
279
280	// Return the modified object
281	return target;
282};
283
284jQuery.extend( {
285
286	// Unique for each copy of jQuery on the page
287	expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
288
289	// Assume jQuery is ready without the ready module
290	isReady: true,
291
292	error: function( msg ) {
293		throw new Error( msg );
294	},
295
296	noop: function() {},
297
298	isPlainObject: function( obj ) {
299		var proto, Ctor;
300
301		// Detect obvious negatives
302		// Use toString instead of jQuery.type to catch host objects
303		if ( !obj || toString.call( obj ) !== "[object Object]" ) {
304			return false;
305		}
306
307		proto = getProto( obj );
308
309		// Objects with no prototype (e.g., `Object.create( null )`) are plain
310		if ( !proto ) {
311			return true;
312		}
313
314		// Objects with prototype are plain iff they were constructed by a global Object function
315		Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
316		return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
317	},
318
319	isEmptyObject: function( obj ) {
320		var name;
321
322		for ( name in obj ) {
323			return false;
324		}
325		return true;
326	},
327
328	// Evaluates a script in a provided context; falls back to the global one
329	// if not specified.
330	globalEval: function( code, options, doc ) {
331		DOMEval( code, { nonce: options && options.nonce }, doc );
332	},
333
334	each: function( obj, callback ) {
335		var length, i = 0;
336
337		if ( isArrayLike( obj ) ) {
338			length = obj.length;
339			for ( ; i < length; i++ ) {
340				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
341					break;
342				}
343			}
344		} else {
345			for ( i in obj ) {
346				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
347					break;
348				}
349			}
350		}
351
352		return obj;
353	},
354
355
356	// Retrieve the text value of an array of DOM nodes
357	text: function( elem ) {
358		var node,
359			ret = "",
360			i = 0,
361			nodeType = elem.nodeType;
362
363		if ( !nodeType ) {
364
365			// If no nodeType, this is expected to be an array
366			while ( ( node = elem[ i++ ] ) ) {
367
368				// Do not traverse comment nodes
369				ret += jQuery.text( node );
370			}
371		} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
372			return elem.textContent;
373		} else if ( nodeType === 3 || nodeType === 4 ) {
374			return elem.nodeValue;
375		}
376
377		// Do not include comment or processing instruction nodes
378
379		return ret;
380	},
381
382
383	// results is for internal usage only
384	makeArray: function( arr, results ) {
385		var ret = results || [];
386
387		if ( arr != null ) {
388			if ( isArrayLike( Object( arr ) ) ) {
389				jQuery.merge( ret,
390					typeof arr === "string" ?
391						[ arr ] : arr
392				);
393			} else {
394				push.call( ret, arr );
395			}
396		}
397
398		return ret;
399	},
400
401	inArray: function( elem, arr, i ) {
402		return arr == null ? -1 : indexOf.call( arr, elem, i );
403	},
404
405	isXMLDoc: function( elem ) {
406		var namespace = elem.namespaceURI,
407			docElem = ( elem.ownerDocument || elem ).documentElement;
408
409		// Assume HTML when documentElement doesn't yet exist, such as inside
410		// document fragments.
411		return !rhtmlSuffix.test( namespace || docElem && docElem.nodeName || "HTML" );
412	},
413
414	merge: function( first, second ) {
415		var len = +second.length,
416			j = 0,
417			i = first.length;
418
419		for ( ; j < len; j++ ) {
420			first[ i++ ] = second[ j ];
421		}
422
423		first.length = i;
424
425		return first;
426	},
427
428	grep: function( elems, callback, invert ) {
429		var callbackInverse,
430			matches = [],
431			i = 0,
432			length = elems.length,
433			callbackExpect = !invert;
434
435		// Go through the array, only saving the items
436		// that pass the validator function
437		for ( ; i < length; i++ ) {
438			callbackInverse = !callback( elems[ i ], i );
439			if ( callbackInverse !== callbackExpect ) {
440				matches.push( elems[ i ] );
441			}
442		}
443
444		return matches;
445	},
446
447	// arg is for internal usage only
448	map: function( elems, callback, arg ) {
449		var length, value,
450			i = 0,
451			ret = [];
452
453		// Go through the array, translating each of the items to their new values
454		if ( isArrayLike( elems ) ) {
455			length = elems.length;
456			for ( ; i < length; i++ ) {
457				value = callback( elems[ i ], i, arg );
458
459				if ( value != null ) {
460					ret.push( value );
461				}
462			}
463
464		// Go through every key on the object,
465		} else {
466			for ( i in elems ) {
467				value = callback( elems[ i ], i, arg );
468
469				if ( value != null ) {
470					ret.push( value );
471				}
472			}
473		}
474
475		// Flatten any nested arrays
476		return flat( ret );
477	},
478
479	// A global GUID counter for objects
480	guid: 1,
481
482	// jQuery.support is not used in Core but other projects attach their
483	// properties to it so it needs to exist.
484	support: support
485} );
486
487if ( typeof Symbol === "function" ) {
488	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
489}
490
491// Populate the class2type map
492jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
493	function( _i, name ) {
494		class2type[ "[object " + name + "]" ] = name.toLowerCase();
495	} );
496
497function isArrayLike( obj ) {
498
499	var length = !!obj && obj.length,
500		type = toType( obj );
501
502	if ( typeof obj === "function" || isWindow( obj ) ) {
503		return false;
504	}
505
506	return type === "array" || length === 0 ||
507		typeof length === "number" && length > 0 && ( length - 1 ) in obj;
508}
509
510function nodeName( elem, name ) {
511
512	return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
513
514}
515
516var documentElement = document.documentElement;
517
518var pop = arr.pop;
519
520// https://www.w3.org/TR/css3-selectors/#whitespace
521var whitespace = "[\\x20\\t\\r\\n\\f]";
522
523var isIE = document.documentMode;
524
525var rbuggyQSA = isIE && new RegExp(
526
527	// Support: IE 9 - 11+
528	// IE's :disabled selector does not pick up the children of disabled fieldsets
529	":enabled|:disabled|" +
530
531	// Support: IE 11+
532	// IE 11 doesn't find elements on a `[name='']` query in some cases.
533	// Adding a temporary attribute to the document before the selection works
534	// around the issue.
535	"\\[" + whitespace + "*name" + whitespace + "*=" +
536		whitespace + "*(?:''|\"\")"
537
538);
539
540// Note: an element does not contain itself
541jQuery.contains = function( a, b ) {
542	var adown = a.nodeType === 9 ? a.documentElement : a,
543		bup = b && b.parentNode;
544
545	return a === bup || !!( bup && bup.nodeType === 1 && (
546
547		// Support: IE 9 - 11+
548		// IE doesn't have `contains` on SVG.
549		adown.contains ?
550			adown.contains( bup ) :
551			a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
552	) );
553};
554
555// CSS string/identifier serialization
556// https://drafts.csswg.org/cssom/#common-serializing-idioms
557var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;
558
559function fcssescape( ch, asCodePoint ) {
560	if ( asCodePoint ) {
561
562		// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
563		if ( ch === "\0" ) {
564			return "\uFFFD";
565		}
566
567		// Control characters and (dependent upon position) numbers get escaped as code points
568		return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
569	}
570
571	// Other potentially-special ASCII characters get backslash-escaped
572	return "\\" + ch;
573}
574
575jQuery.escapeSelector = function( sel ) {
576	return ( sel + "" ).replace( rcssescape, fcssescape );
577};
578
579var sort = arr.sort;
580
581var hasDuplicate;
582
583// Document order sorting
584function sortOrder( a, b ) {
585
586	// Flag for duplicate removal
587	if ( a === b ) {
588		hasDuplicate = true;
589		return 0;
590	}
591
592	// Sort on method existence if only one input has compareDocumentPosition
593	var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
594	if ( compare ) {
595		return compare;
596	}
597
598	// Calculate position if both inputs belong to the same document
599	// Support: IE 11+
600	// IE sometimes throws a "Permission denied" error when strict-comparing
601	// two documents; shallow comparisons work.
602	// eslint-disable-next-line eqeqeq
603	compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ?
604		a.compareDocumentPosition( b ) :
605
606		// Otherwise we know they are disconnected
607		1;
608
609	// Disconnected nodes
610	if ( compare & 1 ) {
611
612		// Choose the first element that is related to the document
613		// Support: IE 11+
614		// IE sometimes throws a "Permission denied" error when strict-comparing
615		// two documents; shallow comparisons work.
616		// eslint-disable-next-line eqeqeq
617		if ( a == document || a.ownerDocument == document &&
618			jQuery.contains( document, a ) ) {
619			return -1;
620		}
621
622		// Support: IE 11+
623		// IE sometimes throws a "Permission denied" error when strict-comparing
624		// two documents; shallow comparisons work.
625		// eslint-disable-next-line eqeqeq
626		if ( b == document || b.ownerDocument == document &&
627			jQuery.contains( document, b ) ) {
628			return 1;
629		}
630
631		// Maintain original order
632		return 0;
633	}
634
635	return compare & 4 ? -1 : 1;
636}
637
638/**
639 * Document sorting and removing duplicates
640 * @param {ArrayLike} results
641 */
642jQuery.uniqueSort = function( results ) {
643	var elem,
644		duplicates = [],
645		j = 0,
646		i = 0;
647
648	hasDuplicate = false;
649
650	sort.call( results, sortOrder );
651
652	if ( hasDuplicate ) {
653		while ( ( elem = results[ i++ ] ) ) {
654			if ( elem === results[ i ] ) {
655				j = duplicates.push( i );
656			}
657		}
658		while ( j-- ) {
659			results.splice( duplicates[ j ], 1 );
660		}
661	}
662
663	return results;
664};
665
666var preferredDoc = document,
667	matches = documentElement.matches || documentElement.msMatchesSelector;
668
669( function() {
670
671var i,
672	Expr,
673	outermostContext,
674
675	// Local document vars
676	document,
677	documentElement,
678	documentIsHTML,
679
680	// Instance-specific data
681	expando = jQuery.expando,
682	dirruns = 0,
683	done = 0,
684	classCache = createCache(),
685	tokenCache = createCache(),
686	compilerCache = createCache(),
687	nonnativeSelectorCache = createCache(),
688
689	booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|" +
690		"loop|multiple|open|readonly|required|scoped",
691
692	// Regular expressions
693
694	// https://www.w3.org/TR/css-syntax-3/#ident-token-diagram
695	identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +
696		"?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",
697
698	// Attribute selectors: https://www.w3.org/TR/selectors/#attribute-selectors
699	attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
700
701		// Operator (capture 2)
702		"*([*^$|!~]?=)" + whitespace +
703
704		// "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
705		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +
706		whitespace + "*\\]",
707
708	pseudos = ":(" + identifier + ")(?:\\((" +
709
710		// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
711		// 1. quoted (capture 3; capture 4 or capture 5)
712		"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
713
714		// 2. simple (capture 6)
715		"((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
716
717		// 3. anything else (capture 2)
718		".*" +
719		")\\)|)",
720
721	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
722	rwhitespace = new RegExp( whitespace + "+", "g" ),
723	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
724
725	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
726	rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" +
727		whitespace + "*" ),
728	rdescend = new RegExp( whitespace + "|>" ),
729
730	rpseudo = new RegExp( pseudos ),
731	ridentifier = new RegExp( "^" + identifier + "$" ),
732
733	matchExpr = {
734		ID: new RegExp( "^#(" + identifier + ")" ),
735		CLASS: new RegExp( "^\\.(" + identifier + ")" ),
736		TAG: new RegExp( "^(" + identifier + "|[*])" ),
737		ATTR: new RegExp( "^" + attributes ),
738		PSEUDO: new RegExp( "^" + pseudos ),
739		CHILD: new RegExp(
740			"^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +
741				whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +
742				whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
743		bool: new RegExp( "^(?:" + booleans + ")$", "i" ),
744
745		// For use in libraries implementing .is()
746		// We use this for POS matching in `select`
747		needsContext: new RegExp( "^" + whitespace +
748			"*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
749			"*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
750	},
751
752	rinputs = /^(?:input|select|textarea|button)$/i,
753	rheader = /^h\d$/i,
754
755	// Easily-parseable/retrievable ID or TAG or CLASS selectors
756	rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
757
758	rsibling = /[+~]/,
759
760	// CSS escapes
761	// https://www.w3.org/TR/CSS21/syndata.html#escaped-characters
762	runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace +
763		"?|\\\\([^\\r\\n\\f])", "g" ),
764	funescape = function( escape, nonHex ) {
765		var high = "0x" + escape.slice( 1 ) - 0x10000;
766
767		if ( nonHex ) {
768
769			// Strip the backslash prefix from a non-hex escape sequence
770			return nonHex;
771		}
772
773		// Replace a hexadecimal escape sequence with the encoded Unicode code point
774		// Support: IE <=11+
775		// For values outside the Basic Multilingual Plane (BMP), manually construct a
776		// surrogate pair
777		return high < 0 ?
778			String.fromCharCode( high + 0x10000 ) :
779			String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
780	},
781
782	// Used for iframes; see `setDocument`.
783	// Support: IE 9 - 11+
784	// Removing the function wrapper causes a "Permission Denied"
785	// error in IE.
786	unloadHandler = function() {
787		setDocument();
788	},
789
790	inDisabledFieldset = addCombinator(
791		function( elem ) {
792			return elem.disabled === true && nodeName( elem, "fieldset" );
793		},
794		{ dir: "parentNode", next: "legend" }
795	);
796
797function selectorError( msg ) {
798	throw new Error( "Syntax error, unrecognized expression: " + msg );
799}
800
801function find( selector, context, results, seed ) {
802	var m, i, elem, nid, match, groups, newSelector,
803		newContext = context && context.ownerDocument,
804
805		// nodeType defaults to 9, since context defaults to document
806		nodeType = context ? context.nodeType : 9;
807
808	results = results || [];
809
810	// Return early from calls with invalid selector or context
811	if ( typeof selector !== "string" || !selector ||
812		nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
813
814		return results;
815	}
816
817	// Try to shortcut find operations (as opposed to filters) in HTML documents
818	if ( !seed ) {
819		setDocument( context );
820		context = context || document;
821
822		if ( documentIsHTML ) {
823
824			// If the selector is sufficiently simple, try using a "get*By*" DOM method
825			// (excepting DocumentFragment context, where the methods don't exist)
826			if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {
827
828				// ID selector
829				if ( ( m = match[ 1 ] ) ) {
830
831					// Document context
832					if ( nodeType === 9 ) {
833						if ( ( elem = context.getElementById( m ) ) ) {
834							push.call( results, elem );
835						}
836						return results;
837
838					// Element context
839					} else {
840						if ( newContext && ( elem = newContext.getElementById( m ) ) &&
841							jQuery.contains( context, elem ) ) {
842
843							push.call( results, elem );
844							return results;
845						}
846					}
847
848				// Type selector
849				} else if ( match[ 2 ] ) {
850					push.apply( results, context.getElementsByTagName( selector ) );
851					return results;
852
853				// Class selector
854				} else if ( ( m = match[ 3 ] ) && context.getElementsByClassName ) {
855					push.apply( results, context.getElementsByClassName( m ) );
856					return results;
857				}
858			}
859
860			// Take advantage of querySelectorAll
861			if ( !nonnativeSelectorCache[ selector + " " ] &&
862				( !rbuggyQSA || !rbuggyQSA.test( selector ) ) ) {
863
864				newSelector = selector;
865				newContext = context;
866
867				// qSA considers elements outside a scoping root when evaluating child or
868				// descendant combinators, which is not what we want.
869				// In such cases, we work around the behavior by prefixing every selector in the
870				// list with an ID selector referencing the scope context.
871				// The technique has to be used as well when a leading combinator is used
872				// as such selectors are not recognized by querySelectorAll.
873				// Thanks to Andrew Dupont for this technique.
874				if ( nodeType === 1 &&
875					( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {
876
877					// Expand context for sibling selectors
878					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
879						context;
880
881					// Outside of IE, if we're not changing the context we can
882					// use :scope instead of an ID.
883					if ( newContext !== context || isIE ) {
884
885						// Capture the context ID, setting it first if necessary
886						if ( ( nid = context.getAttribute( "id" ) ) ) {
887							nid = jQuery.escapeSelector( nid );
888						} else {
889							context.setAttribute( "id", ( nid = expando ) );
890						}
891					}
892
893					// Prefix every selector in the list
894					groups = tokenize( selector );
895					i = groups.length;
896					while ( i-- ) {
897						groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +
898							toSelector( groups[ i ] );
899					}
900					newSelector = groups.join( "," );
901				}
902
903				try {
904					push.apply( results,
905						newContext.querySelectorAll( newSelector )
906					);
907					return results;
908				} catch ( qsaError ) {
909					nonnativeSelectorCache( selector, true );
910				} finally {
911					if ( nid === expando ) {
912						context.removeAttribute( "id" );
913					}
914				}
915			}
916		}
917	}
918
919	// All others
920	return select( selector.replace( rtrim, "$1" ), context, results, seed );
921}
922
923/**
924 * Create key-value caches of limited size
925 * @returns {function(string, object)} Returns the Object data after storing it on itself with
926 *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
927 *	deleting the oldest entry
928 */
929function createCache() {
930	var keys = [];
931
932	function cache( key, value ) {
933
934		// Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
935		if ( keys.push( key + " " ) > Expr.cacheLength ) {
936
937			// Only keep the most recent entries
938			delete cache[ keys.shift() ];
939		}
940		return ( cache[ key + " " ] = value );
941	}
942	return cache;
943}
944
945/**
946 * Mark a function for special use by jQuery selector module
947 * @param {Function} fn The function to mark
948 */
949function markFunction( fn ) {
950	fn[ expando ] = true;
951	return fn;
952}
953
954/**
955 * Returns a function to use in pseudos for input types
956 * @param {String} type
957 */
958function createInputPseudo( type ) {
959	return function( elem ) {
960		return nodeName( elem, "input" ) && elem.type === type;
961	};
962}
963
964/**
965 * Returns a function to use in pseudos for buttons
966 * @param {String} type
967 */
968function createButtonPseudo( type ) {
969	return function( elem ) {
970		return ( nodeName( elem, "input" ) || nodeName( elem, "button" ) ) &&
971			elem.type === type;
972	};
973}
974
975/**
976 * Returns a function to use in pseudos for :enabled/:disabled
977 * @param {Boolean} disabled true for :disabled; false for :enabled
978 */
979function createDisabledPseudo( disabled ) {
980
981	// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
982	return function( elem ) {
983
984		// Only certain elements can match :enabled or :disabled
985		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
986		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
987		if ( "form" in elem ) {
988
989			// Check for inherited disabledness on relevant non-disabled elements:
990			// * listed form-associated elements in a disabled fieldset
991			//   https://html.spec.whatwg.org/multipage/forms.html#category-listed
992			//   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
993			// * option elements in a disabled optgroup
994			//   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
995			// All such elements have a "form" property.
996			if ( elem.parentNode && elem.disabled === false ) {
997
998				// Option elements defer to a parent optgroup if present
999				if ( "label" in elem ) {
1000					if ( "label" in elem.parentNode ) {
1001						return elem.parentNode.disabled === disabled;
1002					} else {
1003						return elem.disabled === disabled;
1004					}
1005				}
1006
1007				// Support: IE 6 - 11+
1008				// Use the isDisabled shortcut property to check for disabled fieldset ancestors
1009				return elem.isDisabled === disabled ||
1010
1011					// Where there is no isDisabled, check manually
1012					elem.isDisabled !== !disabled &&
1013						inDisabledFieldset( elem ) === disabled;
1014			}
1015
1016			return elem.disabled === disabled;
1017
1018		// Try to winnow out elements that can't be disabled before trusting the disabled property.
1019		// Some victims get caught in our net (label, legend, menu, track), but it shouldn't
1020		// even exist on them, let alone have a boolean value.
1021		} else if ( "label" in elem ) {
1022			return elem.disabled === disabled;
1023		}
1024
1025		// Remaining elements are neither :enabled nor :disabled
1026		return false;
1027	};
1028}
1029
1030/**
1031 * Returns a function to use in pseudos for positionals
1032 * @param {Function} fn
1033 */
1034function createPositionalPseudo( fn ) {
1035	return markFunction( function( argument ) {
1036		argument = +argument;
1037		return markFunction( function( seed, matches ) {
1038			var j,
1039				matchIndexes = fn( [], seed.length, argument ),
1040				i = matchIndexes.length;
1041
1042			// Match elements found at the specified indexes
1043			while ( i-- ) {
1044				if ( seed[ ( j = matchIndexes[ i ] ) ] ) {
1045					seed[ j ] = !( matches[ j ] = seed[ j ] );
1046				}
1047			}
1048		} );
1049	} );
1050}
1051
1052/**
1053 * Checks a node for validity as a jQuery selector context
1054 * @param {Element|Object=} context
1055 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
1056 */
1057function testContext( context ) {
1058	return context && typeof context.getElementsByTagName !== "undefined" && context;
1059}
1060
1061/**
1062 * Sets document-related variables once based on the current document
1063 * @param {Element|Object} [node] An element or document object to use to set the document
1064 */
1065function setDocument( node ) {
1066	var subWindow,
1067		doc = node ? node.ownerDocument || node : preferredDoc;
1068
1069	// Return early if doc is invalid or already selected
1070	// Support: IE 11+
1071	// IE sometimes throws a "Permission denied" error when strict-comparing
1072	// two documents; shallow comparisons work.
1073	// eslint-disable-next-line eqeqeq
1074	if ( doc == document || doc.nodeType !== 9 ) {
1075		return;
1076	}
1077
1078	// Update global variables
1079	document = doc;
1080	documentElement = document.documentElement;
1081	documentIsHTML = !jQuery.isXMLDoc( document );
1082
1083	// Support: IE 9 - 11+
1084	// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
1085	// Support: IE 11+
1086	// IE sometimes throws a "Permission denied" error when strict-comparing
1087	// two documents; shallow comparisons work.
1088	// eslint-disable-next-line eqeqeq
1089	if ( isIE && preferredDoc != document &&
1090		( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {
1091		subWindow.addEventListener( "unload", unloadHandler );
1092	}
1093}
1094
1095find.matches = function( expr, elements ) {
1096	return find( expr, null, null, elements );
1097};
1098
1099find.matchesSelector = function( elem, expr ) {
1100	setDocument( elem );
1101
1102	if ( documentIsHTML &&
1103		!nonnativeSelectorCache[ expr + " " ] &&
1104		( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
1105
1106		try {
1107			return matches.call( elem, expr );
1108		} catch ( e ) {
1109			nonnativeSelectorCache( expr, true );
1110		}
1111	}
1112
1113	return find( expr, document, null, [ elem ] ).length > 0;
1114};
1115
1116Expr = jQuery.expr = {
1117
1118	// Can be adjusted by the user
1119	cacheLength: 50,
1120
1121	createPseudo: markFunction,
1122
1123	match: matchExpr,
1124
1125	find: {
1126		ID: function( id, context ) {
1127			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1128				var elem = context.getElementById( id );
1129				return elem ? [ elem ] : [];
1130			}
1131		},
1132
1133		TAG: function( tag, context ) {
1134			if ( typeof context.getElementsByTagName !== "undefined" ) {
1135				return context.getElementsByTagName( tag );
1136
1137				// DocumentFragment nodes don't have gEBTN
1138			} else {
1139				return context.querySelectorAll( tag );
1140			}
1141		},
1142
1143		CLASS: function( className, context ) {
1144			if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
1145				return context.getElementsByClassName( className );
1146			}
1147		}
1148	},
1149
1150	relative: {
1151		">": { dir: "parentNode", first: true },
1152		" ": { dir: "parentNode" },
1153		"+": { dir: "previousSibling", first: true },
1154		"~": { dir: "previousSibling" }
1155	},
1156
1157	preFilter: {
1158		ATTR: function( match ) {
1159			match[ 1 ] = match[ 1 ].replace( runescape, funescape );
1160
1161			// Move the given value to match[3] whether quoted or unquoted
1162			match[ 3 ] = ( match[ 3 ] || match[ 4 ] || match[ 5 ] || "" )
1163				.replace( runescape, funescape );
1164
1165			if ( match[ 2 ] === "~=" ) {
1166				match[ 3 ] = " " + match[ 3 ] + " ";
1167			}
1168
1169			return match.slice( 0, 4 );
1170		},
1171
1172		CHILD: function( match ) {
1173
1174			/* matches from matchExpr["CHILD"]
1175				1 type (only|nth|...)
1176				2 what (child|of-type)
1177				3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1178				4 xn-component of xn+y argument ([+-]?\d*n|)
1179				5 sign of xn-component
1180				6 x of xn-component
1181				7 sign of y-component
1182				8 y of y-component
1183			*/
1184			match[ 1 ] = match[ 1 ].toLowerCase();
1185
1186			if ( match[ 1 ].slice( 0, 3 ) === "nth" ) {
1187
1188				// nth-* requires argument
1189				if ( !match[ 3 ] ) {
1190					selectorError( match[ 0 ] );
1191				}
1192
1193				// numeric x and y parameters for Expr.filter.CHILD
1194				// remember that false/true cast respectively to 0/1
1195				match[ 4 ] = +( match[ 4 ] ?
1196					match[ 5 ] + ( match[ 6 ] || 1 ) :
1197					2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" )
1198				);
1199				match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" );
1200
1201			// other types prohibit arguments
1202			} else if ( match[ 3 ] ) {
1203				selectorError( match[ 0 ] );
1204			}
1205
1206			return match;
1207		},
1208
1209		PSEUDO: function( match ) {
1210			var excess,
1211				unquoted = !match[ 6 ] && match[ 2 ];
1212
1213			if ( matchExpr.CHILD.test( match[ 0 ] ) ) {
1214				return null;
1215			}
1216
1217			// Accept quoted arguments as-is
1218			if ( match[ 3 ] ) {
1219				match[ 2 ] = match[ 4 ] || match[ 5 ] || "";
1220
1221			// Strip excess characters from unquoted arguments
1222			} else if ( unquoted && rpseudo.test( unquoted ) &&
1223
1224				// Get excess from tokenize (recursively)
1225				( excess = tokenize( unquoted, true ) ) &&
1226
1227				// advance to the next closing parenthesis
1228				( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) {
1229
1230				// excess is a negative index
1231				match[ 0 ] = match[ 0 ].slice( 0, excess );
1232				match[ 2 ] = unquoted.slice( 0, excess );
1233			}
1234
1235			// Return only captures needed by the pseudo filter method (type and argument)
1236			return match.slice( 0, 3 );
1237		}
1238	},
1239
1240	filter: {
1241		ID: function( id ) {
1242			var attrId = id.replace( runescape, funescape );
1243			return function( elem ) {
1244				return elem.getAttribute( "id" ) === attrId;
1245			};
1246		},
1247
1248		TAG: function( nodeNameSelector ) {
1249			var expectedNodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1250			return nodeNameSelector === "*" ?
1251
1252				function() {
1253					return true;
1254				} :
1255
1256				function( elem ) {
1257					return nodeName( elem, expectedNodeName );
1258				};
1259		},
1260
1261		CLASS: function( className ) {
1262			var pattern = classCache[ className + " " ];
1263
1264			return pattern ||
1265				( pattern = new RegExp( "(^|" + whitespace + ")" + className +
1266					"(" + whitespace + "|$)" ) ) &&
1267				classCache( className, function( elem ) {
1268					return pattern.test(
1269						typeof elem.className === "string" && elem.className ||
1270							typeof elem.getAttribute !== "undefined" &&
1271								elem.getAttribute( "class" ) ||
1272							""
1273					);
1274				} );
1275		},
1276
1277		ATTR: function( name, operator, check ) {
1278			return function( elem ) {
1279				var result = jQuery.attr( elem, name );
1280
1281				if ( result == null ) {
1282					return operator === "!=";
1283				}
1284				if ( !operator ) {
1285					return true;
1286				}
1287
1288				result += "";
1289
1290				if ( operator === "=" ) {
1291					return result === check;
1292				}
1293				if ( operator === "!=" ) {
1294					return result !== check;
1295				}
1296				if ( operator === "^=" ) {
1297					return check && result.indexOf( check ) === 0;
1298				}
1299				if ( operator === "*=" ) {
1300					return check && result.indexOf( check ) > -1;
1301				}
1302				if ( operator === "$=" ) {
1303					return check && result.slice( -check.length ) === check;
1304				}
1305				if ( operator === "~=" ) {
1306					return ( " " + result.replace( rwhitespace, " " ) + " " )
1307						.indexOf( check ) > -1;
1308				}
1309				if ( operator === "|=" ) {
1310					return result === check || result.slice( 0, check.length + 1 ) === check + "-";
1311				}
1312
1313				return false;
1314			};
1315		},
1316
1317		CHILD: function( type, what, _argument, first, last ) {
1318			var simple = type.slice( 0, 3 ) !== "nth",
1319				forward = type.slice( -4 ) !== "last",
1320				ofType = what === "of-type";
1321
1322			return first === 1 && last === 0 ?
1323
1324				// Shortcut for :nth-*(n)
1325				function( elem ) {
1326					return !!elem.parentNode;
1327				} :
1328
1329				function( elem, _context, xml ) {
1330					var cache, outerCache, node, nodeIndex, start,
1331						dir = simple !== forward ? "nextSibling" : "previousSibling",
1332						parent = elem.parentNode,
1333						name = ofType && elem.nodeName.toLowerCase(),
1334						useCache = !xml && !ofType,
1335						diff = false;
1336
1337					if ( parent ) {
1338
1339						// :(first|last|only)-(child|of-type)
1340						if ( simple ) {
1341							while ( dir ) {
1342								node = elem;
1343								while ( ( node = node[ dir ] ) ) {
1344									if ( ofType ?
1345										nodeName( node, name ) :
1346										node.nodeType === 1 ) {
1347
1348										return false;
1349									}
1350								}
1351
1352								// Reverse direction for :only-* (if we haven't yet done so)
1353								start = dir = type === "only" && !start && "nextSibling";
1354							}
1355							return true;
1356						}
1357
1358						start = [ forward ? parent.firstChild : parent.lastChild ];
1359
1360						// non-xml :nth-child(...) stores cache data on `parent`
1361						if ( forward && useCache ) {
1362
1363							// Seek `elem` from a previously-cached index
1364							outerCache = parent[ expando ] || ( parent[ expando ] = {} );
1365							cache = outerCache[ type ] || [];
1366							nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1367							diff = nodeIndex && cache[ 2 ];
1368							node = nodeIndex && parent.childNodes[ nodeIndex ];
1369
1370							while ( ( node = ++nodeIndex && node && node[ dir ] ||
1371
1372								// Fallback to seeking `elem` from the start
1373								( diff = nodeIndex = 0 ) || start.pop() ) ) {
1374
1375								// When found, cache indexes on `parent` and break
1376								if ( node.nodeType === 1 && ++diff && node === elem ) {
1377									outerCache[ type ] = [ dirruns, nodeIndex, diff ];
1378									break;
1379								}
1380							}
1381
1382						} else {
1383
1384							// Use previously-cached element index if available
1385							if ( useCache ) {
1386								outerCache = elem[ expando ] || ( elem[ expando ] = {} );
1387								cache = outerCache[ type ] || [];
1388								nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1389								diff = nodeIndex;
1390							}
1391
1392							// xml :nth-child(...)
1393							// or :nth-last-child(...) or :nth(-last)?-of-type(...)
1394							if ( diff === false ) {
1395
1396								// Use the same loop as above to seek `elem` from the start
1397								while ( ( node = ++nodeIndex && node && node[ dir ] ||
1398									( diff = nodeIndex = 0 ) || start.pop() ) ) {
1399
1400									if ( ( ofType ?
1401										nodeName( node, name ) :
1402										node.nodeType === 1 ) &&
1403										++diff ) {
1404
1405										// Cache the index of each encountered element
1406										if ( useCache ) {
1407											outerCache = node[ expando ] ||
1408												( node[ expando ] = {} );
1409											outerCache[ type ] = [ dirruns, diff ];
1410										}
1411
1412										if ( node === elem ) {
1413											break;
1414										}
1415									}
1416								}
1417							}
1418						}
1419
1420						// Incorporate the offset, then check against cycle size
1421						diff -= last;
1422						return diff === first || ( diff % first === 0 && diff / first >= 0 );
1423					}
1424				};
1425		},
1426
1427		PSEUDO: function( pseudo, argument ) {
1428
1429			// pseudo-class names are case-insensitive
1430			// https://www.w3.org/TR/selectors/#pseudo-classes
1431			// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
1432			// Remember that setFilters inherits from pseudos
1433			var args,
1434				fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
1435					selectorError( "unsupported pseudo: " + pseudo );
1436
1437			// The user may use createPseudo to indicate that
1438			// arguments are needed to create the filter function
1439			// just as jQuery does
1440			if ( fn[ expando ] ) {
1441				return fn( argument );
1442			}
1443
1444			// But maintain support for old signatures
1445			if ( fn.length > 1 ) {
1446				args = [ pseudo, pseudo, "", argument ];
1447				return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
1448					markFunction( function( seed, matches ) {
1449						var idx,
1450							matched = fn( seed, argument ),
1451							i = matched.length;
1452						while ( i-- ) {
1453							idx = indexOf.call( seed, matched[ i ] );
1454							seed[ idx ] = !( matches[ idx ] = matched[ i ] );
1455						}
1456					} ) :
1457					function( elem ) {
1458						return fn( elem, 0, args );
1459					};
1460			}
1461
1462			return fn;
1463		}
1464	},
1465
1466	pseudos: {
1467
1468		// Potentially complex pseudos
1469		not: markFunction( function( selector ) {
1470
1471			// Trim the selector passed to compile
1472			// to avoid treating leading and trailing
1473			// spaces as combinators
1474			var input = [],
1475				results = [],
1476				matcher = compile( selector.replace( rtrim, "$1" ) );
1477
1478			return matcher[ expando ] ?
1479				markFunction( function( seed, matches, _context, xml ) {
1480					var elem,
1481						unmatched = matcher( seed, null, xml, [] ),
1482						i = seed.length;
1483
1484					// Match elements unmatched by `matcher`
1485					while ( i-- ) {
1486						if ( ( elem = unmatched[ i ] ) ) {
1487							seed[ i ] = !( matches[ i ] = elem );
1488						}
1489					}
1490				} ) :
1491				function( elem, _context, xml ) {
1492					input[ 0 ] = elem;
1493					matcher( input, null, xml, results );
1494
1495					// Don't keep the element (issue #299)
1496					input[ 0 ] = null;
1497					return !results.pop();
1498				};
1499		} ),
1500
1501		has: markFunction( function( selector ) {
1502			return function( elem ) {
1503				return find( selector, elem ).length > 0;
1504			};
1505		} ),
1506
1507		contains: markFunction( function( text ) {
1508			text = text.replace( runescape, funescape );
1509			return function( elem ) {
1510				return ( elem.textContent || jQuery.text( elem ) ).indexOf( text ) > -1;
1511			};
1512		} ),
1513
1514		// "Whether an element is represented by a :lang() selector
1515		// is based solely on the element's language value
1516		// being equal to the identifier C,
1517		// or beginning with the identifier C immediately followed by "-".
1518		// The matching of C against the element's language value is performed case-insensitively.
1519		// The identifier C does not have to be a valid language name."
1520		// https://www.w3.org/TR/selectors/#lang-pseudo
1521		lang: markFunction( function( lang ) {
1522
1523			// lang value must be a valid identifier
1524			if ( !ridentifier.test( lang || "" ) ) {
1525				selectorError( "unsupported lang: " + lang );
1526			}
1527			lang = lang.replace( runescape, funescape ).toLowerCase();
1528			return function( elem ) {
1529				var elemLang;
1530				do {
1531					if ( ( elemLang = documentIsHTML ?
1532						elem.lang :
1533						elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) {
1534
1535						elemLang = elemLang.toLowerCase();
1536						return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
1537					}
1538				} while ( ( elem = elem.parentNode ) && elem.nodeType === 1 );
1539				return false;
1540			};
1541		} ),
1542
1543		// Miscellaneous
1544		target: function( elem ) {
1545			var hash = window.location && window.location.hash;
1546			return hash && hash.slice( 1 ) === elem.id;
1547		},
1548
1549		root: function( elem ) {
1550			return elem === documentElement;
1551		},
1552
1553		focus: function( elem ) {
1554			return elem === document.activeElement &&
1555				document.hasFocus() &&
1556				!!( elem.type || elem.href || ~elem.tabIndex );
1557		},
1558
1559		// Boolean properties
1560		enabled: createDisabledPseudo( false ),
1561		disabled: createDisabledPseudo( true ),
1562
1563		checked: function( elem ) {
1564
1565			// In CSS3, :checked should return both checked and selected elements
1566			// https://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1567			return ( nodeName( elem, "input" ) && !!elem.checked ) ||
1568				( nodeName( elem, "option" ) && !!elem.selected );
1569		},
1570
1571		selected: function( elem ) {
1572
1573			// Support: IE <=11+
1574			// Accessing the selectedIndex property
1575			// forces the browser to treat the default option as
1576			// selected when in an optgroup.
1577			if ( isIE && elem.parentNode ) {
1578				// eslint-disable-next-line no-unused-expressions
1579				elem.parentNode.selectedIndex;
1580			}
1581
1582			return elem.selected === true;
1583		},
1584
1585		// Contents
1586		empty: function( elem ) {
1587
1588			// https://www.w3.org/TR/selectors/#empty-pseudo
1589			// :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
1590			//   but not by others (comment: 8; processing instruction: 7; etc.)
1591			// nodeType < 6 works because attributes (2) do not appear as children
1592			for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1593				if ( elem.nodeType < 6 ) {
1594					return false;
1595				}
1596			}
1597			return true;
1598		},
1599
1600		parent: function( elem ) {
1601			return !Expr.pseudos.empty( elem );
1602		},
1603
1604		// Element/input types
1605		header: function( elem ) {
1606			return rheader.test( elem.nodeName );
1607		},
1608
1609		input: function( elem ) {
1610			return rinputs.test( elem.nodeName );
1611		},
1612
1613		button: function( elem ) {
1614			return nodeName( elem, "input" ) && elem.type === "button" ||
1615				nodeName( elem, "button" );
1616		},
1617
1618		text: function( elem ) {
1619			return nodeName( elem, "input" ) && elem.type === "text";
1620		},
1621
1622		// Position-in-collection
1623		first: createPositionalPseudo( function() {
1624			return [ 0 ];
1625		} ),
1626
1627		last: createPositionalPseudo( function( _matchIndexes, length ) {
1628			return [ length - 1 ];
1629		} ),
1630
1631		eq: createPositionalPseudo( function( _matchIndexes, length, argument ) {
1632			return [ argument < 0 ? argument + length : argument ];
1633		} ),
1634
1635		even: createPositionalPseudo( function( matchIndexes, length ) {
1636			var i = 0;
1637			for ( ; i < length; i += 2 ) {
1638				matchIndexes.push( i );
1639			}
1640			return matchIndexes;
1641		} ),
1642
1643		odd: createPositionalPseudo( function( matchIndexes, length ) {
1644			var i = 1;
1645			for ( ; i < length; i += 2 ) {
1646				matchIndexes.push( i );
1647			}
1648			return matchIndexes;
1649		} ),
1650
1651		lt: createPositionalPseudo( function( matchIndexes, length, argument ) {
1652			var i;
1653
1654			if ( argument < 0 ) {
1655				i = argument + length;
1656			} else if ( argument > length ) {
1657				i = length;
1658			} else {
1659				i = argument;
1660			}
1661
1662			for ( ; --i >= 0; ) {
1663				matchIndexes.push( i );
1664			}
1665			return matchIndexes;
1666		} ),
1667
1668		gt: createPositionalPseudo( function( matchIndexes, length, argument ) {
1669			var i = argument < 0 ? argument + length : argument;
1670			for ( ; ++i < length; ) {
1671				matchIndexes.push( i );
1672			}
1673			return matchIndexes;
1674		} )
1675	}
1676};
1677
1678Expr.pseudos.nth = Expr.pseudos.eq;
1679
1680// Add button/input type pseudos
1681for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
1682	Expr.pseudos[ i ] = createInputPseudo( i );
1683}
1684for ( i in { submit: true, reset: true } ) {
1685	Expr.pseudos[ i ] = createButtonPseudo( i );
1686}
1687
1688// Easy API for creating new setFilters
1689function setFilters() {}
1690setFilters.prototype = Expr.filters = Expr.pseudos;
1691Expr.setFilters = new setFilters();
1692
1693function tokenize( selector, parseOnly ) {
1694	var matched, match, tokens, type,
1695		soFar, groups, preFilters,
1696		cached = tokenCache[ selector + " " ];
1697
1698	if ( cached ) {
1699		return parseOnly ? 0 : cached.slice( 0 );
1700	}
1701
1702	soFar = selector;
1703	groups = [];
1704	preFilters = Expr.preFilter;
1705
1706	while ( soFar ) {
1707
1708		// Comma and first run
1709		if ( !matched || ( match = rcomma.exec( soFar ) ) ) {
1710			if ( match ) {
1711
1712				// Don't consume trailing commas as valid
1713				soFar = soFar.slice( match[ 0 ].length ) || soFar;
1714			}
1715			groups.push( ( tokens = [] ) );
1716		}
1717
1718		matched = false;
1719
1720		// Combinators
1721		if ( ( match = rcombinators.exec( soFar ) ) ) {
1722			matched = match.shift();
1723			tokens.push( {
1724				value: matched,
1725
1726				// Cast descendant combinators to space
1727				type: match[ 0 ].replace( rtrim, " " )
1728			} );
1729			soFar = soFar.slice( matched.length );
1730		}
1731
1732		// Filters
1733		for ( type in Expr.filter ) {
1734			if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] ||
1735				( match = preFilters[ type ]( match ) ) ) ) {
1736				matched = match.shift();
1737				tokens.push( {
1738					value: matched,
1739					type: type,
1740					matches: match
1741				} );
1742				soFar = soFar.slice( matched.length );
1743			}
1744		}
1745
1746		if ( !matched ) {
1747			break;
1748		}
1749	}
1750
1751	// Return the length of the invalid excess
1752	// if we're just parsing
1753	// Otherwise, throw an error or return tokens
1754	if ( parseOnly ) {
1755		return soFar.length;
1756	}
1757
1758	return soFar ?
1759		selectorError( selector ) :
1760
1761		// Cache the tokens
1762		tokenCache( selector, groups ).slice( 0 );
1763}
1764
1765function toSelector( tokens ) {
1766	var i = 0,
1767		len = tokens.length,
1768		selector = "";
1769	for ( ; i < len; i++ ) {
1770		selector += tokens[ i ].value;
1771	}
1772	return selector;
1773}
1774
1775function addCombinator( matcher, combinator, base ) {
1776	var dir = combinator.dir,
1777		skip = combinator.next,
1778		key = skip || dir,
1779		checkNonElements = base && key === "parentNode",
1780		doneName = done++;
1781
1782	return combinator.first ?
1783
1784		// Check against closest ancestor/preceding element
1785		function( elem, context, xml ) {
1786			while ( ( elem = elem[ dir ] ) ) {
1787				if ( elem.nodeType === 1 || checkNonElements ) {
1788					return matcher( elem, context, xml );
1789				}
1790			}
1791			return false;
1792		} :
1793
1794		// Check against all ancestor/preceding elements
1795		function( elem, context, xml ) {
1796			var oldCache, outerCache,
1797				newCache = [ dirruns, doneName ];
1798
1799			// We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
1800			if ( xml ) {
1801				while ( ( elem = elem[ dir ] ) ) {
1802					if ( elem.nodeType === 1 || checkNonElements ) {
1803						if ( matcher( elem, context, xml ) ) {
1804							return true;
1805						}
1806					}
1807				}
1808			} else {
1809				while ( ( elem = elem[ dir ] ) ) {
1810					if ( elem.nodeType === 1 || checkNonElements ) {
1811						outerCache = elem[ expando ] || ( elem[ expando ] = {} );
1812
1813						if ( skip && nodeName( elem, skip ) ) {
1814							elem = elem[ dir ] || elem;
1815						} else if ( ( oldCache = outerCache[ key ] ) &&
1816							oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
1817
1818							// Assign to newCache so results back-propagate to previous elements
1819							return ( newCache[ 2 ] = oldCache[ 2 ] );
1820						} else {
1821
1822							// Reuse newcache so results back-propagate to previous elements
1823							outerCache[ key ] = newCache;
1824
1825							// A match means we're done; a fail means we have to keep checking
1826							if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) {
1827								return true;
1828							}
1829						}
1830					}
1831				}
1832			}
1833			return false;
1834		};
1835}
1836
1837function elementMatcher( matchers ) {
1838	return matchers.length > 1 ?
1839		function( elem, context, xml ) {
1840			var i = matchers.length;
1841			while ( i-- ) {
1842				if ( !matchers[ i ]( elem, context, xml ) ) {
1843					return false;
1844				}
1845			}
1846			return true;
1847		} :
1848		matchers[ 0 ];
1849}
1850
1851function multipleContexts( selector, contexts, results ) {
1852	var i = 0,
1853		len = contexts.length;
1854	for ( ; i < len; i++ ) {
1855		find( selector, contexts[ i ], results );
1856	}
1857	return results;
1858}
1859
1860function condense( unmatched, map, filter, context, xml ) {
1861	var elem,
1862		newUnmatched = [],
1863		i = 0,
1864		len = unmatched.length,
1865		mapped = map != null;
1866
1867	for ( ; i < len; i++ ) {
1868		if ( ( elem = unmatched[ i ] ) ) {
1869			if ( !filter || filter( elem, context, xml ) ) {
1870				newUnmatched.push( elem );
1871				if ( mapped ) {
1872					map.push( i );
1873				}
1874			}
1875		}
1876	}
1877
1878	return newUnmatched;
1879}
1880
1881function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
1882	if ( postFilter && !postFilter[ expando ] ) {
1883		postFilter = setMatcher( postFilter );
1884	}
1885	if ( postFinder && !postFinder[ expando ] ) {
1886		postFinder = setMatcher( postFinder, postSelector );
1887	}
1888	return markFunction( function( seed, results, context, xml ) {
1889		var temp, i, elem, matcherOut,
1890			preMap = [],
1891			postMap = [],
1892			preexisting = results.length,
1893
1894			// Get initial elements from seed or context
1895			elems = seed ||
1896				multipleContexts( selector || "*",
1897					context.nodeType ? [ context ] : context, [] ),
1898
1899			// Prefilter to get matcher input, preserving a map for seed-results synchronization
1900			matcherIn = preFilter && ( seed || !selector ) ?
1901				condense( elems, preMap, preFilter, context, xml ) :
1902				elems;
1903
1904		if ( matcher ) {
1905
1906			// If we have a postFinder, or filtered seed, or non-seed postFilter
1907			// or preexisting results,
1908			matcherOut = postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
1909
1910				// ...intermediate processing is necessary
1911				[] :
1912
1913				// ...otherwise use results directly
1914				results;
1915
1916			// Find primary matches
1917			matcher( matcherIn, matcherOut, context, xml );
1918		} else {
1919			matcherOut = matcherIn;
1920		}
1921
1922		// Apply postFilter
1923		if ( postFilter ) {
1924			temp = condense( matcherOut, postMap );
1925			postFilter( temp, [], context, xml );
1926
1927			// Un-match failing elements by moving them back to matcherIn
1928			i = temp.length;
1929			while ( i-- ) {
1930				if ( ( elem = temp[ i ] ) ) {
1931					matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem );
1932				}
1933			}
1934		}
1935
1936		if ( seed ) {
1937			if ( postFinder || preFilter ) {
1938				if ( postFinder ) {
1939
1940					// Get the final matcherOut by condensing this intermediate into postFinder contexts
1941					temp = [];
1942					i = matcherOut.length;
1943					while ( i-- ) {
1944						if ( ( elem = matcherOut[ i ] ) ) {
1945
1946							// Restore matcherIn since elem is not yet a final match
1947							temp.push( ( matcherIn[ i ] = elem ) );
1948						}
1949					}
1950					postFinder( null, ( matcherOut = [] ), temp, xml );
1951				}
1952
1953				// Move matched elements from seed to results to keep them synchronized
1954				i = matcherOut.length;
1955				while ( i-- ) {
1956					if ( ( elem = matcherOut[ i ] ) &&
1957						( temp = postFinder ? indexOf.call( seed, elem ) : preMap[ i ] ) > -1 ) {
1958
1959						seed[ temp ] = !( results[ temp ] = elem );
1960					}
1961				}
1962			}
1963
1964		// Add elements to results, through postFinder if defined
1965		} else {
1966			matcherOut = condense(
1967				matcherOut === results ?
1968					matcherOut.splice( preexisting, matcherOut.length ) :
1969					matcherOut
1970			);
1971			if ( postFinder ) {
1972				postFinder( null, results, matcherOut, xml );
1973			} else {
1974				push.apply( results, matcherOut );
1975			}
1976		}
1977	} );
1978}
1979
1980function matcherFromTokens( tokens ) {
1981	var checkContext, matcher, j,
1982		len = tokens.length,
1983		leadingRelative = Expr.relative[ tokens[ 0 ].type ],
1984		implicitRelative = leadingRelative || Expr.relative[ " " ],
1985		i = leadingRelative ? 1 : 0,
1986
1987		// The foundational matcher ensures that elements are reachable from top-level context(s)
1988		matchContext = addCombinator( function( elem ) {
1989			return elem === checkContext;
1990		}, implicitRelative, true ),
1991		matchAnyContext = addCombinator( function( elem ) {
1992			return indexOf.call( checkContext, elem ) > -1;
1993		}, implicitRelative, true ),
1994		matchers = [ function( elem, context, xml ) {
1995			var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
1996				( checkContext = context ).nodeType ?
1997					matchContext( elem, context, xml ) :
1998					matchAnyContext( elem, context, xml ) );
1999
2000			// Avoid hanging onto element (issue #299)
2001			checkContext = null;
2002			return ret;
2003		} ];
2004
2005	for ( ; i < len; i++ ) {
2006		if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) {
2007			matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
2008		} else {
2009			matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches );
2010
2011			// Return special upon seeing a positional matcher
2012			if ( matcher[ expando ] ) {
2013
2014				// Find the next relative operator (if any) for proper handling
2015				j = ++i;
2016				for ( ; j < len; j++ ) {
2017					if ( Expr.relative[ tokens[ j ].type ] ) {
2018						break;
2019					}
2020				}
2021				return setMatcher(
2022					i > 1 && elementMatcher( matchers ),
2023					i > 1 && toSelector(
2024
2025						// If the preceding token was a descendant combinator, insert an implicit any-element `*`
2026						tokens.slice( 0, i - 1 )
2027							.concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } )
2028					).replace( rtrim, "$1" ),
2029					matcher,
2030					i < j && matcherFromTokens( tokens.slice( i, j ) ),
2031					j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ),
2032					j < len && toSelector( tokens )
2033				);
2034			}
2035			matchers.push( matcher );
2036		}
2037	}
2038
2039	return elementMatcher( matchers );
2040}
2041
2042function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2043	var bySet = setMatchers.length > 0,
2044		byElement = elementMatchers.length > 0,
2045		superMatcher = function( seed, context, xml, results, outermost ) {
2046			var elem, j, matcher,
2047				matchedCount = 0,
2048				i = "0",
2049				unmatched = seed && [],
2050				setMatched = [],
2051				contextBackup = outermostContext,
2052
2053				// We must always have either seed elements or outermost context
2054				elems = seed || byElement && Expr.find.TAG( "*", outermost ),
2055
2056				// Use integer dirruns iff this is the outermost matcher
2057				dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 );
2058
2059			if ( outermost ) {
2060
2061				// Support: IE 11+
2062				// IE sometimes throws a "Permission denied" error when strict-comparing
2063				// two documents; shallow comparisons work.
2064				// eslint-disable-next-line eqeqeq
2065				outermostContext = context == document || context || outermost;
2066			}
2067
2068			// Add elements passing elementMatchers directly to results
2069			for ( ; ( elem = elems[ i ] ) != null; i++ ) {
2070				if ( byElement && elem ) {
2071					j = 0;
2072
2073					// Support: IE 11+
2074					// IE sometimes throws a "Permission denied" error when strict-comparing
2075					// two documents; shallow comparisons work.
2076					// eslint-disable-next-line eqeqeq
2077					if ( !context && elem.ownerDocument != document ) {
2078						setDocument( elem );
2079						xml = !documentIsHTML;
2080					}
2081					while ( ( matcher = elementMatchers[ j++ ] ) ) {
2082						if ( matcher( elem, context || document, xml ) ) {
2083							push.call( results, elem );
2084							break;
2085						}
2086					}
2087					if ( outermost ) {
2088						dirruns = dirrunsUnique;
2089					}
2090				}
2091
2092				// Track unmatched elements for set filters
2093				if ( bySet ) {
2094
2095					// They will have gone through all possible matchers
2096					if ( ( elem = !matcher && elem ) ) {
2097						matchedCount--;
2098					}
2099
2100					// Lengthen the array for every element, matched or not
2101					if ( seed ) {
2102						unmatched.push( elem );
2103					}
2104				}
2105			}
2106
2107			// `i` is now the count of elements visited above, and adding it to `matchedCount`
2108			// makes the latter nonnegative.
2109			matchedCount += i;
2110
2111			// Apply set filters to unmatched elements
2112			// NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
2113			// equals `i`), unless we didn't visit _any_ elements in the above loop because we have
2114			// no element matchers and no seed.
2115			// Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
2116			// case, which will result in a "00" `matchedCount` that differs from `i` but is also
2117			// numerically zero.
2118			if ( bySet && i !== matchedCount ) {
2119				j = 0;
2120				while ( ( matcher = setMatchers[ j++ ] ) ) {
2121					matcher( unmatched, setMatched, context, xml );
2122				}
2123
2124				if ( seed ) {
2125
2126					// Reintegrate element matches to eliminate the need for sorting
2127					if ( matchedCount > 0 ) {
2128						while ( i-- ) {
2129							if ( !( unmatched[ i ] || setMatched[ i ] ) ) {
2130								setMatched[ i ] = pop.call( results );
2131							}
2132						}
2133					}
2134
2135					// Discard index placeholder values to get only actual matches
2136					setMatched = condense( setMatched );
2137				}
2138
2139				// Add matches to results
2140				push.apply( results, setMatched );
2141
2142				// Seedless set matches succeeding multiple successful matchers stipulate sorting
2143				if ( outermost && !seed && setMatched.length > 0 &&
2144					( matchedCount + setMatchers.length ) > 1 ) {
2145
2146					jQuery.uniqueSort( results );
2147				}
2148			}
2149
2150			// Override manipulation of globals by nested matchers
2151			if ( outermost ) {
2152				dirruns = dirrunsUnique;
2153				outermostContext = contextBackup;
2154			}
2155
2156			return unmatched;
2157		};
2158
2159	return bySet ?
2160		markFunction( superMatcher ) :
2161		superMatcher;
2162}
2163
2164function compile( selector, match /* Internal Use Only */ ) {
2165	var i,
2166		setMatchers = [],
2167		elementMatchers = [],
2168		cached = compilerCache[ selector + " " ];
2169
2170	if ( !cached ) {
2171
2172		// Generate a function of recursive functions that can be used to check each element
2173		if ( !match ) {
2174			match = tokenize( selector );
2175		}
2176		i = match.length;
2177		while ( i-- ) {
2178			cached = matcherFromTokens( match[ i ] );
2179			if ( cached[ expando ] ) {
2180				setMatchers.push( cached );
2181			} else {
2182				elementMatchers.push( cached );
2183			}
2184		}
2185
2186		// Cache the compiled function
2187		cached = compilerCache( selector,
2188			matcherFromGroupMatchers( elementMatchers, setMatchers ) );
2189
2190		// Save selector and tokenization
2191		cached.selector = selector;
2192	}
2193	return cached;
2194}
2195
2196/**
2197 * A low-level selection function that works with jQuery's compiled
2198 *  selector functions
2199 * @param {String|Function} selector A selector or a pre-compiled
2200 *  selector function built with jQuery selector compile
2201 * @param {Element} context
2202 * @param {Array} [results]
2203 * @param {Array} [seed] A set of elements to match against
2204 */
2205function select( selector, context, results, seed ) {
2206	var i, tokens, token, type, find,
2207		compiled = typeof selector === "function" && selector,
2208		match = !seed && tokenize( ( selector = compiled.selector || selector ) );
2209
2210	results = results || [];
2211
2212	// Try to minimize operations if there is only one selector in the list and no seed
2213	// (the latter of which guarantees us context)
2214	if ( match.length === 1 ) {
2215
2216		// Reduce context if the leading compound selector is an ID
2217		tokens = match[ 0 ] = match[ 0 ].slice( 0 );
2218		if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" &&
2219				context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) {
2220
2221			context = ( Expr.find.ID(
2222				token.matches[ 0 ].replace( runescape, funescape ),
2223				context
2224			) || [] )[ 0 ];
2225			if ( !context ) {
2226				return results;
2227
2228			// Precompiled matchers will still verify ancestry, so step up a level
2229			} else if ( compiled ) {
2230				context = context.parentNode;
2231			}
2232
2233			selector = selector.slice( tokens.shift().value.length );
2234		}
2235
2236		// Fetch a seed set for right-to-left matching
2237		i = matchExpr.needsContext.test( selector ) ? 0 : tokens.length;
2238		while ( i-- ) {
2239			token = tokens[ i ];
2240
2241			// Abort if we hit a combinator
2242			if ( Expr.relative[ ( type = token.type ) ] ) {
2243				break;
2244			}
2245			if ( ( find = Expr.find[ type ] ) ) {
2246
2247				// Search, expanding context for leading sibling combinators
2248				if ( ( seed = find(
2249					token.matches[ 0 ].replace( runescape, funescape ),
2250					rsibling.test( tokens[ 0 ].type ) &&
2251						testContext( context.parentNode ) || context
2252				) ) ) {
2253
2254					// If seed is empty or no tokens remain, we can return early
2255					tokens.splice( i, 1 );
2256					selector = seed.length && toSelector( tokens );
2257					if ( !selector ) {
2258						push.apply( results, seed );
2259						return results;
2260					}
2261
2262					break;
2263				}
2264			}
2265		}
2266	}
2267
2268	// Compile and execute a filtering function if one is not provided
2269	// Provide `match` to avoid retokenization if we modified the selector above
2270	( compiled || compile( selector, match ) )(
2271		seed,
2272		context,
2273		!documentIsHTML,
2274		results,
2275		!context || rsibling.test( selector ) && testContext( context.parentNode ) || context
2276	);
2277	return results;
2278}
2279
2280// Initialize against the default document
2281setDocument();
2282
2283jQuery.find = find;
2284
2285} )();
2286
2287function dir( elem, dir, until ) {
2288	var matched = [],
2289		truncate = until !== undefined;
2290
2291	while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
2292		if ( elem.nodeType === 1 ) {
2293			if ( truncate && jQuery( elem ).is( until ) ) {
2294				break;
2295			}
2296			matched.push( elem );
2297		}
2298	}
2299	return matched;
2300}
2301
2302function siblings( n, elem ) {
2303	var matched = [];
2304
2305	for ( ; n; n = n.nextSibling ) {
2306		if ( n.nodeType === 1 && n !== elem ) {
2307			matched.push( n );
2308		}
2309	}
2310
2311	return matched;
2312}
2313
2314var rneedsContext = jQuery.expr.match.needsContext;
2315
2316// rsingleTag matches a string consisting of a single HTML element with no attributes
2317// and captures the element's name
2318var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
2319
2320// Implement the identical functionality for filter and not
2321function winnow( elements, qualifier, not ) {
2322	if ( typeof qualifier === "function" ) {
2323		return jQuery.grep( elements, function( elem, i ) {
2324			return !!qualifier.call( elem, i, elem ) !== not;
2325		} );
2326	}
2327
2328	// Single element
2329	if ( qualifier.nodeType ) {
2330		return jQuery.grep( elements, function( elem ) {
2331			return ( elem === qualifier ) !== not;
2332		} );
2333	}
2334
2335	// Arraylike of elements (jQuery, arguments, Array)
2336	if ( typeof qualifier !== "string" ) {
2337		return jQuery.grep( elements, function( elem ) {
2338			return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
2339		} );
2340	}
2341
2342	// Filtered directly for both simple and complex selectors
2343	return jQuery.filter( qualifier, elements, not );
2344}
2345
2346jQuery.filter = function( expr, elems, not ) {
2347	var elem = elems[ 0 ];
2348
2349	if ( not ) {
2350		expr = ":not(" + expr + ")";
2351	}
2352
2353	if ( elems.length === 1 && elem.nodeType === 1 ) {
2354		return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
2355	}
2356
2357	return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
2358		return elem.nodeType === 1;
2359	} ) );
2360};
2361
2362jQuery.fn.extend( {
2363	find: function( selector ) {
2364		var i, ret,
2365			len = this.length,
2366			self = this;
2367
2368		if ( typeof selector !== "string" ) {
2369			return this.pushStack( jQuery( selector ).filter( function() {
2370				for ( i = 0; i < len; i++ ) {
2371					if ( jQuery.contains( self[ i ], this ) ) {
2372						return true;
2373					}
2374				}
2375			} ) );
2376		}
2377
2378		ret = this.pushStack( [] );
2379
2380		for ( i = 0; i < len; i++ ) {
2381			jQuery.find( selector, self[ i ], ret );
2382		}
2383
2384		return len > 1 ? jQuery.uniqueSort( ret ) : ret;
2385	},
2386	filter: function( selector ) {
2387		return this.pushStack( winnow( this, selector || [], false ) );
2388	},
2389	not: function( selector ) {
2390		return this.pushStack( winnow( this, selector || [], true ) );
2391	},
2392	is: function( selector ) {
2393		return !!winnow(
2394			this,
2395
2396			// If this is a positional/relative selector, check membership in the returned set
2397			// so $("p:first").is("p:last") won't return true for a doc with two "p".
2398			typeof selector === "string" && rneedsContext.test( selector ) ?
2399				jQuery( selector ) :
2400				selector || [],
2401			false
2402		).length;
2403	}
2404} );
2405
2406// Initialize a jQuery object
2407
2408// A central reference to the root jQuery(document)
2409var rootjQuery,
2410
2411	// A simple way to check for HTML strings
2412	// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
2413	// Strict HTML recognition (#11290: must start with <)
2414	// Shortcut simple #id case for speed
2415	rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,
2416
2417	init = jQuery.fn.init = function( selector, context, root ) {
2418		var match, elem;
2419
2420		// HANDLE: $(""), $(null), $(undefined), $(false)
2421		if ( !selector ) {
2422			return this;
2423		}
2424
2425		// Method init() accepts an alternate rootjQuery
2426		// so migrate can support jQuery.sub (gh-2101)
2427		root = root || rootjQuery;
2428
2429		// Handle HTML strings
2430		if ( typeof selector === "string" ) {
2431			if ( selector[ 0 ] === "<" &&
2432				selector[ selector.length - 1 ] === ">" &&
2433				selector.length >= 3 ) {
2434
2435				// Assume that strings that start and end with <> are HTML and skip the regex check
2436				match = [ null, selector, null ];
2437
2438			} else {
2439				match = rquickExpr.exec( selector );
2440			}
2441
2442			// Match html or make sure no context is specified for #id
2443			if ( match && ( match[ 1 ] || !context ) ) {
2444
2445				// HANDLE: $(html) -> $(array)
2446				if ( match[ 1 ] ) {
2447					context = context instanceof jQuery ? context[ 0 ] : context;
2448
2449					// Option to run scripts is true for back-compat
2450					// Intentionally let the error be thrown if parseHTML is not present
2451					jQuery.merge( this, jQuery.parseHTML(
2452						match[ 1 ],
2453						context && context.nodeType ? context.ownerDocument || context : document,
2454						true
2455					) );
2456
2457					// HANDLE: $(html, props)
2458					if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
2459						for ( match in context ) {
2460
2461							// Properties of context are called as methods if possible
2462							if ( typeof this[ match ] === "function" ) {
2463								this[ match ]( context[ match ] );
2464
2465							// ...and otherwise set as attributes
2466							} else {
2467								this.attr( match, context[ match ] );
2468							}
2469						}
2470					}
2471
2472					return this;
2473
2474				// HANDLE: $(#id)
2475				} else {
2476					elem = document.getElementById( match[ 2 ] );
2477
2478					if ( elem ) {
2479
2480						// Inject the element directly into the jQuery object
2481						this[ 0 ] = elem;
2482						this.length = 1;
2483					}
2484					return this;
2485				}
2486
2487			// HANDLE: $(expr, $(...))
2488			} else if ( !context || context.jquery ) {
2489				return ( context || root ).find( selector );
2490
2491			// HANDLE: $(expr, context)
2492			// (which is just equivalent to: $(context).find(expr)
2493			} else {
2494				return this.constructor( context ).find( selector );
2495			}
2496
2497		// HANDLE: $(DOMElement)
2498		} else if ( selector.nodeType ) {
2499			this[ 0 ] = selector;
2500			this.length = 1;
2501			return this;
2502
2503		// HANDLE: $(function)
2504		// Shortcut for document ready
2505		} else if ( typeof selector === "function" ) {
2506			return root.ready !== undefined ?
2507				root.ready( selector ) :
2508
2509				// Execute immediately if ready is not present
2510				selector( jQuery );
2511		}
2512
2513		return jQuery.makeArray( selector, this );
2514	};
2515
2516// Give the init function the jQuery prototype for later instantiation
2517init.prototype = jQuery.fn;
2518
2519// Initialize central reference
2520rootjQuery = jQuery( document );
2521
2522var rparentsprev = /^(?:parents|prev(?:Until|All))/,
2523
2524	// Methods guaranteed to produce a unique set when starting from a unique set
2525	guaranteedUnique = {
2526		children: true,
2527		contents: true,
2528		next: true,
2529		prev: true
2530	};
2531
2532jQuery.fn.extend( {
2533	has: function( target ) {
2534		var targets = jQuery( target, this ),
2535			l = targets.length;
2536
2537		return this.filter( function() {
2538			var i = 0;
2539			for ( ; i < l; i++ ) {
2540				if ( jQuery.contains( this, targets[ i ] ) ) {
2541					return true;
2542				}
2543			}
2544		} );
2545	},
2546
2547	closest: function( selectors, context ) {
2548		var cur,
2549			i = 0,
2550			l = this.length,
2551			matched = [],
2552			targets = typeof selectors !== "string" && jQuery( selectors );
2553
2554		// Positional selectors never match, since there's no _selection_ context
2555		if ( !rneedsContext.test( selectors ) ) {
2556			for ( ; i < l; i++ ) {
2557				for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
2558
2559					// Always skip document fragments
2560					if ( cur.nodeType < 11 && ( targets ?
2561						targets.index( cur ) > -1 :
2562
2563						// Don't pass non-elements to jQuery#find
2564						cur.nodeType === 1 &&
2565							jQuery.find.matchesSelector( cur, selectors ) ) ) {
2566
2567						matched.push( cur );
2568						break;
2569					}
2570				}
2571			}
2572		}
2573
2574		return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
2575	},
2576
2577	// Determine the position of an element within the set
2578	index: function( elem ) {
2579
2580		// No argument, return index in parent
2581		if ( !elem ) {
2582			return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
2583		}
2584
2585		// Index in selector
2586		if ( typeof elem === "string" ) {
2587			return indexOf.call( jQuery( elem ), this[ 0 ] );
2588		}
2589
2590		// Locate the position of the desired element
2591		return indexOf.call( this,
2592
2593			// If it receives a jQuery object, the first element is used
2594			elem.jquery ? elem[ 0 ] : elem
2595		);
2596	},
2597
2598	add: function( selector, context ) {
2599		return this.pushStack(
2600			jQuery.uniqueSort(
2601				jQuery.merge( this.get(), jQuery( selector, context ) )
2602			)
2603		);
2604	},
2605
2606	addBack: function( selector ) {
2607		return this.add( selector == null ?
2608			this.prevObject : this.prevObject.filter( selector )
2609		);
2610	}
2611} );
2612
2613function sibling( cur, dir ) {
2614	while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
2615	return cur;
2616}
2617
2618jQuery.each( {
2619	parent: function( elem ) {
2620		var parent = elem.parentNode;
2621		return parent && parent.nodeType !== 11 ? parent : null;
2622	},
2623	parents: function( elem ) {
2624		return dir( elem, "parentNode" );
2625	},
2626	parentsUntil: function( elem, _i, until ) {
2627		return dir( elem, "parentNode", until );
2628	},
2629	next: function( elem ) {
2630		return sibling( elem, "nextSibling" );
2631	},
2632	prev: function( elem ) {
2633		return sibling( elem, "previousSibling" );
2634	},
2635	nextAll: function( elem ) {
2636		return dir( elem, "nextSibling" );
2637	},
2638	prevAll: function( elem ) {
2639		return dir( elem, "previousSibling" );
2640	},
2641	nextUntil: function( elem, _i, until ) {
2642		return dir( elem, "nextSibling", until );
2643	},
2644	prevUntil: function( elem, _i, until ) {
2645		return dir( elem, "previousSibling", until );
2646	},
2647	siblings: function( elem ) {
2648		return siblings( ( elem.parentNode || {} ).firstChild, elem );
2649	},
2650	children: function( elem ) {
2651		return siblings( elem.firstChild );
2652	},
2653	contents: function( elem ) {
2654		if ( elem.contentDocument != null &&
2655
2656			// Support: IE 11+
2657			// <object> elements with no `data` attribute has an object
2658			// `contentDocument` with a `null` prototype.
2659			getProto( elem.contentDocument ) ) {
2660
2661			return elem.contentDocument;
2662		}
2663
2664		// Support: IE 9 - 11+
2665		// Treat the template element as a regular one in browsers that
2666		// don't support it.
2667		if ( nodeName( elem, "template" ) ) {
2668			elem = elem.content || elem;
2669		}
2670
2671		return jQuery.merge( [], elem.childNodes );
2672	}
2673}, function( name, fn ) {
2674	jQuery.fn[ name ] = function( until, selector ) {
2675		var matched = jQuery.map( this, fn, until );
2676
2677		if ( name.slice( -5 ) !== "Until" ) {
2678			selector = until;
2679		}
2680
2681		if ( selector && typeof selector === "string" ) {
2682			matched = jQuery.filter( selector, matched );
2683		}
2684
2685		if ( this.length > 1 ) {
2686
2687			// Remove duplicates
2688			if ( !guaranteedUnique[ name ] ) {
2689				jQuery.uniqueSort( matched );
2690			}
2691
2692			// Reverse order for parents* and prev-derivatives
2693			if ( rparentsprev.test( name ) ) {
2694				matched.reverse();
2695			}
2696		}
2697
2698		return this.pushStack( matched );
2699	};
2700} );
2701
2702// Only count HTML whitespace
2703// Other whitespace should count in values
2704// https://infra.spec.whatwg.org/#ascii-whitespace
2705var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
2706
2707// Convert String-formatted options into Object-formatted ones
2708function createOptions( options ) {
2709	var object = {};
2710	jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
2711		object[ flag ] = true;
2712	} );
2713	return object;
2714}
2715
2716/*
2717 * Create a callback list using the following parameters:
2718 *
2719 *	options: an optional list of space-separated options that will change how
2720 *			the callback list behaves or a more traditional option object
2721 *
2722 * By default a callback list will act like an event callback list and can be
2723 * "fired" multiple times.
2724 *
2725 * Possible options:
2726 *
2727 *	once:			will ensure the callback list can only be fired once (like a Deferred)
2728 *
2729 *	memory:			will keep track of previous values and will call any callback added
2730 *					after the list has been fired right away with the latest "memorized"
2731 *					values (like a Deferred)
2732 *
2733 *	unique:			will ensure a callback can only be added once (no duplicate in the list)
2734 *
2735 *	stopOnFalse:	interrupt callings when a callback returns false
2736 *
2737 */
2738jQuery.Callbacks = function( options ) {
2739
2740	// Convert options from String-formatted to Object-formatted if needed
2741	// (we check in cache first)
2742	options = typeof options === "string" ?
2743		createOptions( options ) :
2744		jQuery.extend( {}, options );
2745
2746	var // Flag to know if list is currently firing
2747		firing,
2748
2749		// Last fire value for non-forgettable lists
2750		memory,
2751
2752		// Flag to know if list was already fired
2753		fired,
2754
2755		// Flag to prevent firing
2756		locked,
2757
2758		// Actual callback list
2759		list = [],
2760
2761		// Queue of execution data for repeatable lists
2762		queue = [],
2763
2764		// Index of currently firing callback (modified by add/remove as needed)
2765		firingIndex = -1,
2766
2767		// Fire callbacks
2768		fire = function() {
2769
2770			// Enforce single-firing
2771			locked = locked || options.once;
2772
2773			// Execute callbacks for all pending executions,
2774			// respecting firingIndex overrides and runtime changes
2775			fired = firing = true;
2776			for ( ; queue.length; firingIndex = -1 ) {
2777				memory = queue.shift();
2778				while ( ++firingIndex < list.length ) {
2779
2780					// Run callback and check for early termination
2781					if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
2782						options.stopOnFalse ) {
2783
2784						// Jump to end and forget the data so .add doesn't re-fire
2785						firingIndex = list.length;
2786						memory = false;
2787					}
2788				}
2789			}
2790
2791			// Forget the data if we're done with it
2792			if ( !options.memory ) {
2793				memory = false;
2794			}
2795
2796			firing = false;
2797
2798			// Clean up if we're done firing for good
2799			if ( locked ) {
2800
2801				// Keep an empty list if we have data for future add calls
2802				if ( memory ) {
2803					list = [];
2804
2805				// Otherwise, this object is spent
2806				} else {
2807					list = "";
2808				}
2809			}
2810		},
2811
2812		// Actual Callbacks object
2813		self = {
2814
2815			// Add a callback or a collection of callbacks to the list
2816			add: function() {
2817				if ( list ) {
2818
2819					// If we have memory from a past run, we should fire after adding
2820					if ( memory && !firing ) {
2821						firingIndex = list.length - 1;
2822						queue.push( memory );
2823					}
2824
2825					( function add( args ) {
2826						jQuery.each( args, function( _, arg ) {
2827							if ( typeof arg === "function" ) {
2828								if ( !options.unique || !self.has( arg ) ) {
2829									list.push( arg );
2830								}
2831							} else if ( arg && arg.length && toType( arg ) !== "string" ) {
2832
2833								// Inspect recursively
2834								add( arg );
2835							}
2836						} );
2837					} )( arguments );
2838
2839					if ( memory && !firing ) {
2840						fire();
2841					}
2842				}
2843				return this;
2844			},
2845
2846			// Remove a callback from the list
2847			remove: function() {
2848				jQuery.each( arguments, function( _, arg ) {
2849					var index;
2850					while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
2851						list.splice( index, 1 );
2852
2853						// Handle firing indexes
2854						if ( index <= firingIndex ) {
2855							firingIndex--;
2856						}
2857					}
2858				} );
2859				return this;
2860			},
2861
2862			// Check if a given callback is in the list.
2863			// If no argument is given, return whether or not list has callbacks attached.
2864			has: function( fn ) {
2865				return fn ?
2866					jQuery.inArray( fn, list ) > -1 :
2867					list.length > 0;
2868			},
2869
2870			// Remove all callbacks from the list
2871			empty: function() {
2872				if ( list ) {
2873					list = [];
2874				}
2875				return this;
2876			},
2877
2878			// Disable .fire and .add
2879			// Abort any current/pending executions
2880			// Clear all callbacks and values
2881			disable: function() {
2882				locked = queue = [];
2883				list = memory = "";
2884				return this;
2885			},
2886			disabled: function() {
2887				return !list;
2888			},
2889
2890			// Disable .fire
2891			// Also disable .add unless we have memory (since it would have no effect)
2892			// Abort any pending executions
2893			lock: function() {
2894				locked = queue = [];
2895				if ( !memory && !firing ) {
2896					list = memory = "";
2897				}
2898				return this;
2899			},
2900			locked: function() {
2901				return !!locked;
2902			},
2903
2904			// Call all callbacks with the given context and arguments
2905			fireWith: function( context, args ) {
2906				if ( !locked ) {
2907					args = args || [];
2908					args = [ context, args.slice ? args.slice() : args ];
2909					queue.push( args );
2910					if ( !firing ) {
2911						fire();
2912					}
2913				}
2914				return this;
2915			},
2916
2917			// Call all the callbacks with the given arguments
2918			fire: function() {
2919				self.fireWith( this, arguments );
2920				return this;
2921			},
2922
2923			// To know if the callbacks have already been called at least once
2924			fired: function() {
2925				return !!fired;
2926			}
2927		};
2928
2929	return self;
2930};
2931
2932function Identity( v ) {
2933	return v;
2934}
2935function Thrower( ex ) {
2936	throw ex;
2937}
2938
2939function adoptValue( value, resolve, reject, noValue ) {
2940	var method;
2941
2942	try {
2943
2944		// Check for promise aspect first to privilege synchronous behavior
2945		if ( value && typeof( method = value.promise ) === "function" ) {
2946			method.call( value ).done( resolve ).fail( reject );
2947
2948		// Other thenables
2949		} else if ( value && typeof( method = value.then ) === "function" ) {
2950			method.call( value, resolve, reject );
2951
2952		// Other non-thenables
2953		} else {
2954
2955			// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
2956			// * false: [ value ].slice( 0 ) => resolve( value )
2957			// * true: [ value ].slice( 1 ) => resolve()
2958			resolve.apply( undefined, [ value ].slice( noValue ) );
2959		}
2960
2961	// For Promises/A+, convert exceptions into rejections
2962	// Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
2963	// Deferred#then to conditionally suppress rejection.
2964	} catch ( value ) {
2965		reject( value );
2966	}
2967}
2968
2969jQuery.extend( {
2970
2971	Deferred: function( func ) {
2972		var tuples = [
2973
2974				// action, add listener, callbacks,
2975				// ... .then handlers, argument index, [final state]
2976				[ "notify", "progress", jQuery.Callbacks( "memory" ),
2977					jQuery.Callbacks( "memory" ), 2 ],
2978				[ "resolve", "done", jQuery.Callbacks( "once memory" ),
2979					jQuery.Callbacks( "once memory" ), 0, "resolved" ],
2980				[ "reject", "fail", jQuery.Callbacks( "once memory" ),
2981					jQuery.Callbacks( "once memory" ), 1, "rejected" ]
2982			],
2983			state = "pending",
2984			promise = {
2985				state: function() {
2986					return state;
2987				},
2988				always: function() {
2989					deferred.done( arguments ).fail( arguments );
2990					return this;
2991				},
2992				catch: function( fn ) {
2993					return promise.then( null, fn );
2994				},
2995
2996				// Keep pipe for back-compat
2997				pipe: function( /* fnDone, fnFail, fnProgress */ ) {
2998					var fns = arguments;
2999
3000					return jQuery.Deferred( function( newDefer ) {
3001						jQuery.each( tuples, function( _i, tuple ) {
3002
3003							// Map tuples (progress, done, fail) to arguments (done, fail, progress)
3004							var fn = typeof fns[ tuple[ 4 ] ] === "function" &&
3005								fns[ tuple[ 4 ] ];
3006
3007							// deferred.progress(function() { bind to newDefer or newDefer.notify })
3008							// deferred.done(function() { bind to newDefer or newDefer.resolve })
3009							// deferred.fail(function() { bind to newDefer or newDefer.reject })
3010							deferred[ tuple[ 1 ] ]( function() {
3011								var returned = fn && fn.apply( this, arguments );
3012								if ( returned && typeof returned.promise === "function" ) {
3013									returned.promise()
3014										.progress( newDefer.notify )
3015										.done( newDefer.resolve )
3016										.fail( newDefer.reject );
3017								} else {
3018									newDefer[ tuple[ 0 ] + "With" ](
3019										this,
3020										fn ? [ returned ] : arguments
3021									);
3022								}
3023							} );
3024						} );
3025						fns = null;
3026					} ).promise();
3027				},
3028				then: function( onFulfilled, onRejected, onProgress ) {
3029					var maxDepth = 0;
3030					function resolve( depth, deferred, handler, special ) {
3031						return function() {
3032							var that = this,
3033								args = arguments,
3034								mightThrow = function() {
3035									var returned, then;
3036
3037									// Support: Promises/A+ section 2.3.3.3.3
3038									// https://promisesaplus.com/#point-59
3039									// Ignore double-resolution attempts
3040									if ( depth < maxDepth ) {
3041										return;
3042									}
3043
3044									returned = handler.apply( that, args );
3045
3046									// Support: Promises/A+ section 2.3.1
3047									// https://promisesaplus.com/#point-48
3048									if ( returned === deferred.promise() ) {
3049										throw new TypeError( "Thenable self-resolution" );
3050									}
3051
3052									// Support: Promises/A+ sections 2.3.3.1, 3.5
3053									// https://promisesaplus.com/#point-54
3054									// https://promisesaplus.com/#point-75
3055									// Retrieve `then` only once
3056									then = returned &&
3057
3058										// Support: Promises/A+ section 2.3.4
3059										// https://promisesaplus.com/#point-64
3060										// Only check objects and functions for thenability
3061										( typeof returned === "object" ||
3062											typeof returned === "function" ) &&
3063										returned.then;
3064
3065									// Handle a returned thenable
3066									if ( typeof then === "function" ) {
3067
3068										// Special processors (notify) just wait for resolution
3069										if ( special ) {
3070											then.call(
3071												returned,
3072												resolve( maxDepth, deferred, Identity, special ),
3073												resolve( maxDepth, deferred, Thrower, special )
3074											);
3075
3076										// Normal processors (resolve) also hook into progress
3077										} else {
3078
3079											// ...and disregard older resolution values
3080											maxDepth++;
3081
3082											then.call(
3083												returned,
3084												resolve( maxDepth, deferred, Identity, special ),
3085												resolve( maxDepth, deferred, Thrower, special ),
3086												resolve( maxDepth, deferred, Identity,
3087													deferred.notifyWith )
3088											);
3089										}
3090
3091									// Handle all other returned values
3092									} else {
3093
3094										// Only substitute handlers pass on context
3095										// and multiple values (non-spec behavior)
3096										if ( handler !== Identity ) {
3097											that = undefined;
3098											args = [ returned ];
3099										}
3100
3101										// Process the value(s)
3102										// Default process is resolve
3103										( special || deferred.resolveWith )( that, args );
3104									}
3105								},
3106
3107								// Only normal processors (resolve) catch and reject exceptions
3108								process = special ?
3109									mightThrow :
3110									function() {
3111										try {
3112											mightThrow();
3113										} catch ( e ) {
3114
3115											if ( jQuery.Deferred.exceptionHook ) {
3116												jQuery.Deferred.exceptionHook( e,
3117													process.stackTrace );
3118											}
3119
3120											// Support: Promises/A+ section 2.3.3.3.4.1
3121											// https://promisesaplus.com/#point-61
3122											// Ignore post-resolution exceptions
3123											if ( depth + 1 >= maxDepth ) {
3124
3125												// Only substitute handlers pass on context
3126												// and multiple values (non-spec behavior)
3127												if ( handler !== Thrower ) {
3128													that = undefined;
3129													args = [ e ];
3130												}
3131
3132												deferred.rejectWith( that, args );
3133											}
3134										}
3135									};
3136
3137							// Support: Promises/A+ section 2.3.3.3.1
3138							// https://promisesaplus.com/#point-57
3139							// Re-resolve promises immediately to dodge false rejection from
3140							// subsequent errors
3141							if ( depth ) {
3142								process();
3143							} else {
3144
3145								// Call an optional hook to record the stack, in case of exception
3146								// since it's otherwise lost when execution goes async
3147								if ( jQuery.Deferred.getStackHook ) {
3148									process.stackTrace = jQuery.Deferred.getStackHook();
3149								}
3150								window.setTimeout( process );
3151							}
3152						};
3153					}
3154
3155					return jQuery.Deferred( function( newDefer ) {
3156
3157						// progress_handlers.add( ... )
3158						tuples[ 0 ][ 3 ].add(
3159							resolve(
3160								0,
3161								newDefer,
3162								typeof onProgress === "function" ?
3163									onProgress :
3164									Identity,
3165								newDefer.notifyWith
3166							)
3167						);
3168
3169						// fulfilled_handlers.add( ... )
3170						tuples[ 1 ][ 3 ].add(
3171							resolve(
3172								0,
3173								newDefer,
3174								typeof onFulfilled === "function" ?
3175									onFulfilled :
3176									Identity
3177							)
3178						);
3179
3180						// rejected_handlers.add( ... )
3181						tuples[ 2 ][ 3 ].add(
3182							resolve(
3183								0,
3184								newDefer,
3185								typeof onRejected === "function" ?
3186									onRejected :
3187									Thrower
3188							)
3189						);
3190					} ).promise();
3191				},
3192
3193				// Get a promise for this deferred
3194				// If obj is provided, the promise aspect is added to the object
3195				promise: function( obj ) {
3196					return obj != null ? jQuery.extend( obj, promise ) : promise;
3197				}
3198			},
3199			deferred = {};
3200
3201		// Add list-specific methods
3202		jQuery.each( tuples, function( i, tuple ) {
3203			var list = tuple[ 2 ],
3204				stateString = tuple[ 5 ];
3205
3206			// promise.progress = list.add
3207			// promise.done = list.add
3208			// promise.fail = list.add
3209			promise[ tuple[ 1 ] ] = list.add;
3210
3211			// Handle state
3212			if ( stateString ) {
3213				list.add(
3214					function() {
3215
3216						// state = "resolved" (i.e., fulfilled)
3217						// state = "rejected"
3218						state = stateString;
3219					},
3220
3221					// rejected_callbacks.disable
3222					// fulfilled_callbacks.disable
3223					tuples[ 3 - i ][ 2 ].disable,
3224
3225					// rejected_handlers.disable
3226					// fulfilled_handlers.disable
3227					tuples[ 3 - i ][ 3 ].disable,
3228
3229					// progress_callbacks.lock
3230					tuples[ 0 ][ 2 ].lock,
3231
3232					// progress_handlers.lock
3233					tuples[ 0 ][ 3 ].lock
3234				);
3235			}
3236
3237			// progress_handlers.fire
3238			// fulfilled_handlers.fire
3239			// rejected_handlers.fire
3240			list.add( tuple[ 3 ].fire );
3241
3242			// deferred.notify = function() { deferred.notifyWith(...) }
3243			// deferred.resolve = function() { deferred.resolveWith(...) }
3244			// deferred.reject = function() { deferred.rejectWith(...) }
3245			deferred[ tuple[ 0 ] ] = function() {
3246				deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
3247				return this;
3248			};
3249
3250			// deferred.notifyWith = list.fireWith
3251			// deferred.resolveWith = list.fireWith
3252			// deferred.rejectWith = list.fireWith
3253			deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
3254		} );
3255
3256		// Make the deferred a promise
3257		promise.promise( deferred );
3258
3259		// Call given func if any
3260		if ( func ) {
3261			func.call( deferred, deferred );
3262		}
3263
3264		// All done!
3265		return deferred;
3266	},
3267
3268	// Deferred helper
3269	when: function( singleValue ) {
3270		var
3271
3272			// count of uncompleted subordinates
3273			remaining = arguments.length,
3274
3275			// count of unprocessed arguments
3276			i = remaining,
3277
3278			// subordinate fulfillment data
3279			resolveContexts = Array( i ),
3280			resolveValues = slice.call( arguments ),
3281
3282			// the master Deferred
3283			master = jQuery.Deferred(),
3284
3285			// subordinate callback factory
3286			updateFunc = function( i ) {
3287				return function( value ) {
3288					resolveContexts[ i ] = this;
3289					resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
3290					if ( !( --remaining ) ) {
3291						master.resolveWith( resolveContexts, resolveValues );
3292					}
3293				};
3294			};
3295
3296		// Single- and empty arguments are adopted like Promise.resolve
3297		if ( remaining <= 1 ) {
3298			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
3299				!remaining );
3300
3301			// Use .then() to unwrap secondary thenables (cf. gh-3000)
3302			if ( master.state() === "pending" ||
3303				typeof( resolveValues[ i ] && resolveValues[ i ].then ) === "function" ) {
3304
3305				return master.then();
3306			}
3307		}
3308
3309		// Multiple arguments are aggregated like Promise.all array elements
3310		while ( i-- ) {
3311			adoptValue( resolveValues[ i ], updateFunc( i ), master.reject );
3312		}
3313
3314		return master.promise();
3315	}
3316} );
3317
3318// These usually indicate a programmer mistake during development,
3319// warn about them ASAP rather than swallowing them by default.
3320var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
3321
3322jQuery.Deferred.exceptionHook = function( error, stack ) {
3323
3324	if ( error && rerrorNames.test( error.name ) ) {
3325		window.console.warn(
3326			"jQuery.Deferred exception: " + error.message,
3327			error.stack,
3328			stack
3329		);
3330	}
3331};
3332
3333jQuery.readyException = function( error ) {
3334	window.setTimeout( function() {
3335		throw error;
3336	} );
3337};
3338
3339// The deferred used on DOM ready
3340var readyList = jQuery.Deferred();
3341
3342jQuery.fn.ready = function( fn ) {
3343
3344	readyList
3345		.then( fn )
3346
3347		// Wrap jQuery.readyException in a function so that the lookup
3348		// happens at the time of error handling instead of callback
3349		// registration.
3350		.catch( function( error ) {
3351			jQuery.readyException( error );
3352		} );
3353
3354	return this;
3355};
3356
3357jQuery.extend( {
3358
3359	// Is the DOM ready to be used? Set to true once it occurs.
3360	isReady: false,
3361
3362	// A counter to track how many items to wait for before
3363	// the ready event fires. See #6781
3364	readyWait: 1,
3365
3366	// Handle when the DOM is ready
3367	ready: function( wait ) {
3368
3369		// Abort if there are pending holds or we're already ready
3370		if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
3371			return;
3372		}
3373
3374		// Remember that the DOM is ready
3375		jQuery.isReady = true;
3376
3377		// If a normal DOM Ready event fired, decrement, and wait if need be
3378		if ( wait !== true && --jQuery.readyWait > 0 ) {
3379			return;
3380		}
3381
3382		// If there are functions bound, to execute
3383		readyList.resolveWith( document, [ jQuery ] );
3384	}
3385} );
3386
3387jQuery.ready.then = readyList.then;
3388
3389// The ready event handler and self cleanup method
3390function completed() {
3391	document.removeEventListener( "DOMContentLoaded", completed );
3392	window.removeEventListener( "load", completed );
3393	jQuery.ready();
3394}
3395
3396// Catch cases where $(document).ready() is called
3397// after the browser event has already occurred.
3398if ( document.readyState !== "loading" ) {
3399
3400	// Handle it asynchronously to allow scripts the opportunity to delay ready
3401	window.setTimeout( jQuery.ready );
3402
3403} else {
3404
3405	// Use the handy event callback
3406	document.addEventListener( "DOMContentLoaded", completed );
3407
3408	// A fallback to window.onload, that will always work
3409	window.addEventListener( "load", completed );
3410}
3411
3412// Multifunctional method to get and set values of a collection
3413// The value/s can optionally be executed if it's a function
3414var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
3415	var i = 0,
3416		len = elems.length,
3417		bulk = key == null;
3418
3419	// Sets many values
3420	if ( toType( key ) === "object" ) {
3421		chainable = true;
3422		for ( i in key ) {
3423			access( elems, fn, i, key[ i ], true, emptyGet, raw );
3424		}
3425
3426	// Sets one value
3427	} else if ( value !== undefined ) {
3428		chainable = true;
3429
3430		if ( typeof value !== "function" ) {
3431			raw = true;
3432		}
3433
3434		if ( bulk ) {
3435
3436			// Bulk operations run against the entire set
3437			if ( raw ) {
3438				fn.call( elems, value );
3439				fn = null;
3440
3441			// ...except when executing function values
3442			} else {
3443				bulk = fn;
3444				fn = function( elem, _key, value ) {
3445					return bulk.call( jQuery( elem ), value );
3446				};
3447			}
3448		}
3449
3450		if ( fn ) {
3451			for ( ; i < len; i++ ) {
3452				fn(
3453					elems[ i ], key, raw ?
3454						value :
3455						value.call( elems[ i ], i, fn( elems[ i ], key ) )
3456				);
3457			}
3458		}
3459	}
3460
3461	if ( chainable ) {
3462		return elems;
3463	}
3464
3465	// Gets
3466	if ( bulk ) {
3467		return fn.call( elems );
3468	}
3469
3470	return len ? fn( elems[ 0 ], key ) : emptyGet;
3471};
3472
3473// Matches dashed string for camelizing
3474var rdashAlpha = /-([a-z])/g;
3475
3476// Used by camelCase as callback to replace()
3477function fcamelCase( _all, letter ) {
3478	return letter.toUpperCase();
3479}
3480
3481// Convert dashed to camelCase
3482function camelCase( string ) {
3483	return string.replace( rdashAlpha, fcamelCase );
3484}
3485
3486/**
3487 * Determines whether an object can have data
3488 */
3489function acceptData( owner ) {
3490
3491	// Accepts only:
3492	//  - Node
3493	//    - Node.ELEMENT_NODE
3494	//    - Node.DOCUMENT_NODE
3495	//  - Object
3496	//    - Any
3497	return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
3498}
3499
3500function Data() {
3501	this.expando = jQuery.expando + Data.uid++;
3502}
3503
3504Data.uid = 1;
3505
3506Data.prototype = {
3507
3508	cache: function( owner ) {
3509
3510		// Check if the owner object already has a cache
3511		var value = owner[ this.expando ];
3512
3513		// If not, create one
3514		if ( !value ) {
3515			value = Object.create( null );
3516
3517			// We can accept data for non-element nodes in modern browsers,
3518			// but we should not, see #8335.
3519			// Always return an empty object.
3520			if ( acceptData( owner ) ) {
3521
3522				// If it is a node unlikely to be stringify-ed or looped over
3523				// use plain assignment
3524				if ( owner.nodeType ) {
3525					owner[ this.expando ] = value;
3526
3527				// Otherwise secure it in a non-enumerable property
3528				// configurable must be true to allow the property to be
3529				// deleted when data is removed
3530				} else {
3531					Object.defineProperty( owner, this.expando, {
3532						value: value,
3533						configurable: true
3534					} );
3535				}
3536			}
3537		}
3538
3539		return value;
3540	},
3541	set: function( owner, data, value ) {
3542		var prop,
3543			cache = this.cache( owner );
3544
3545		// Handle: [ owner, key, value ] args
3546		// Always use camelCase key (gh-2257)
3547		if ( typeof data === "string" ) {
3548			cache[ camelCase( data ) ] = value;
3549
3550		// Handle: [ owner, { properties } ] args
3551		} else {
3552
3553			// Copy the properties one-by-one to the cache object
3554			for ( prop in data ) {
3555				cache[ camelCase( prop ) ] = data[ prop ];
3556			}
3557		}
3558		return cache;
3559	},
3560	get: function( owner, key ) {
3561		return key === undefined ?
3562			this.cache( owner ) :
3563
3564			// Always use camelCase key (gh-2257)
3565			owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
3566	},
3567	access: function( owner, key, value ) {
3568
3569		// In cases where either:
3570		//
3571		//   1. No key was specified
3572		//   2. A string key was specified, but no value provided
3573		//
3574		// Take the "read" path and allow the get method to determine
3575		// which value to return, respectively either:
3576		//
3577		//   1. The entire cache object
3578		//   2. The data stored at the key
3579		//
3580		if ( key === undefined ||
3581				( ( key && typeof key === "string" ) && value === undefined ) ) {
3582
3583			return this.get( owner, key );
3584		}
3585
3586		// When the key is not a string, or both a key and value
3587		// are specified, set or extend (existing objects) with either:
3588		//
3589		//   1. An object of properties
3590		//   2. A key and value
3591		//
3592		this.set( owner, key, value );
3593
3594		// Since the "set" path can have two possible entry points
3595		// return the expected data based on which path was taken[*]
3596		return value !== undefined ? value : key;
3597	},
3598	remove: function( owner, key ) {
3599		var i,
3600			cache = owner[ this.expando ];
3601
3602		if ( cache === undefined ) {
3603			return;
3604		}
3605
3606		if ( key !== undefined ) {
3607
3608			// Support array or space separated string of keys
3609			if ( Array.isArray( key ) ) {
3610
3611				// If key is an array of keys...
3612				// We always set camelCase keys, so remove that.
3613				key = key.map( camelCase );
3614			} else {
3615				key = camelCase( key );
3616
3617				// If a key with the spaces exists, use it.
3618				// Otherwise, create an array by matching non-whitespace
3619				key = key in cache ?
3620					[ key ] :
3621					( key.match( rnothtmlwhite ) || [] );
3622			}
3623
3624			i = key.length;
3625
3626			while ( i-- ) {
3627				delete cache[ key[ i ] ];
3628			}
3629		}
3630
3631		// Remove the expando if there's no more data
3632		if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
3633
3634			// Support: Chrome <=35 - 45+
3635			// Webkit & Blink performance suffers when deleting properties
3636			// from DOM nodes, so set to undefined instead
3637			// https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
3638			if ( owner.nodeType ) {
3639				owner[ this.expando ] = undefined;
3640			} else {
3641				delete owner[ this.expando ];
3642			}
3643		}
3644	},
3645	hasData: function( owner ) {
3646		var cache = owner[ this.expando ];
3647		return cache !== undefined && !jQuery.isEmptyObject( cache );
3648	}
3649};
3650
3651var dataPriv = new Data();
3652
3653var dataUser = new Data();
3654
3655//	Implementation Summary
3656//
3657//	1. Enforce API surface and semantic compatibility with 1.9.x branch
3658//	2. Improve the module's maintainability by reducing the storage
3659//		paths to a single mechanism.
3660//	3. Use the same single mechanism to support "private" and "user" data.
3661//	4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
3662//	5. Avoid exposing implementation details on user objects (eg. expando properties)
3663//	6. Provide a clear path for implementation upgrade to WeakMap in 2014
3664
3665var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
3666	rmultiDash = /[A-Z]/g;
3667
3668function getData( data ) {
3669	if ( data === "true" ) {
3670		return true;
3671	}
3672
3673	if ( data === "false" ) {
3674		return false;
3675	}
3676
3677	if ( data === "null" ) {
3678		return null;
3679	}
3680
3681	// Only convert to a number if it doesn't change the string
3682	if ( data === +data + "" ) {
3683		return +data;
3684	}
3685
3686	if ( rbrace.test( data ) ) {
3687		return JSON.parse( data );
3688	}
3689
3690	return data;
3691}
3692
3693function dataAttr( elem, key, data ) {
3694	var name;
3695
3696	// If nothing was found internally, try to fetch any
3697	// data from the HTML5 data-* attribute
3698	if ( data === undefined && elem.nodeType === 1 ) {
3699		name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
3700		data = elem.getAttribute( name );
3701
3702		if ( typeof data === "string" ) {
3703			try {
3704				data = getData( data );
3705			} catch ( e ) {}
3706
3707			// Make sure we set the data so it isn't changed later
3708			dataUser.set( elem, key, data );
3709		} else {
3710			data = undefined;
3711		}
3712	}
3713	return data;
3714}
3715
3716jQuery.extend( {
3717	hasData: function( elem ) {
3718		return dataUser.hasData( elem ) || dataPriv.hasData( elem );
3719	},
3720
3721	data: function( elem, name, data ) {
3722		return dataUser.access( elem, name, data );
3723	},
3724
3725	removeData: function( elem, name ) {
3726		dataUser.remove( elem, name );
3727	},
3728
3729	// TODO: Now that all calls to _data and _removeData have been replaced
3730	// with direct calls to dataPriv methods, these can be deprecated.
3731	_data: function( elem, name, data ) {
3732		return dataPriv.access( elem, name, data );
3733	},
3734
3735	_removeData: function( elem, name ) {
3736		dataPriv.remove( elem, name );
3737	}
3738} );
3739
3740jQuery.fn.extend( {
3741	data: function( key, value ) {
3742		var i, name, data,
3743			elem = this[ 0 ],
3744			attrs = elem && elem.attributes;
3745
3746		// Gets all values
3747		if ( key === undefined ) {
3748			if ( this.length ) {
3749				data = dataUser.get( elem );
3750
3751				if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
3752					i = attrs.length;
3753					while ( i-- ) {
3754
3755						// Support: IE 11+
3756						// The attrs elements can be null (#14894)
3757						if ( attrs[ i ] ) {
3758							name = attrs[ i ].name;
3759							if ( name.indexOf( "data-" ) === 0 ) {
3760								name = camelCase( name.slice( 5 ) );
3761								dataAttr( elem, name, data[ name ] );
3762							}
3763						}
3764					}
3765					dataPriv.set( elem, "hasDataAttrs", true );
3766				}
3767			}
3768
3769			return data;
3770		}
3771
3772		// Sets multiple values
3773		if ( typeof key === "object" ) {
3774			return this.each( function() {
3775				dataUser.set( this, key );
3776			} );
3777		}
3778
3779		return access( this, function( value ) {
3780			var data;
3781
3782			// The calling jQuery object (element matches) is not empty
3783			// (and therefore has an element appears at this[ 0 ]) and the
3784			// `value` parameter was not undefined. An empty jQuery object
3785			// will result in `undefined` for elem = this[ 0 ] which will
3786			// throw an exception if an attempt to read a data cache is made.
3787			if ( elem && value === undefined ) {
3788
3789				// Attempt to get data from the cache
3790				// The key will always be camelCased in Data
3791				data = dataUser.get( elem, key );
3792				if ( data !== undefined ) {
3793					return data;
3794				}
3795
3796				// Attempt to "discover" the data in
3797				// HTML5 custom data-* attrs
3798				data = dataAttr( elem, key );
3799				if ( data !== undefined ) {
3800					return data;
3801				}
3802
3803				// We tried really hard, but the data doesn't exist.
3804				return;
3805			}
3806
3807			// Set the data...
3808			this.each( function() {
3809
3810				// We always store the camelCased key
3811				dataUser.set( this, key, value );
3812			} );
3813		}, null, value, arguments.length > 1, null, true );
3814	},
3815
3816	removeData: function( key ) {
3817		return this.each( function() {
3818			dataUser.remove( this, key );
3819		} );
3820	}
3821} );
3822
3823jQuery.extend( {
3824	queue: function( elem, type, data ) {
3825		var queue;
3826
3827		if ( elem ) {
3828			type = ( type || "fx" ) + "queue";
3829			queue = dataPriv.get( elem, type );
3830
3831			// Speed up dequeue by getting out quickly if this is just a lookup
3832			if ( data ) {
3833				if ( !queue || Array.isArray( data ) ) {
3834					queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
3835				} else {
3836					queue.push( data );
3837				}
3838			}
3839			return queue || [];
3840		}
3841	},
3842
3843	dequeue: function( elem, type ) {
3844		type = type || "fx";
3845
3846		var queue = jQuery.queue( elem, type ),
3847			startLength = queue.length,
3848			fn = queue.shift(),
3849			hooks = jQuery._queueHooks( elem, type ),
3850			next = function() {
3851				jQuery.dequeue( elem, type );
3852			};
3853
3854		// If the fx queue is dequeued, always remove the progress sentinel
3855		if ( fn === "inprogress" ) {
3856			fn = queue.shift();
3857			startLength--;
3858		}
3859
3860		if ( fn ) {
3861
3862			// Add a progress sentinel to prevent the fx queue from being
3863			// automatically dequeued
3864			if ( type === "fx" ) {
3865				queue.unshift( "inprogress" );
3866			}
3867
3868			// Clear up the last queue stop function
3869			delete hooks.stop;
3870			fn.call( elem, next, hooks );
3871		}
3872
3873		if ( !startLength && hooks ) {
3874			hooks.empty.fire();
3875		}
3876	},
3877
3878	// Not public - generate a queueHooks object, or return the current one
3879	_queueHooks: function( elem, type ) {
3880		var key = type + "queueHooks";
3881		return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
3882			empty: jQuery.Callbacks( "once memory" ).add( function() {
3883				dataPriv.remove( elem, [ type + "queue", key ] );
3884			} )
3885		} );
3886	}
3887} );
3888
3889jQuery.fn.extend( {
3890	queue: function( type, data ) {
3891		var setter = 2;
3892
3893		if ( typeof type !== "string" ) {
3894			data = type;
3895			type = "fx";
3896			setter--;
3897		}
3898
3899		if ( arguments.length < setter ) {
3900			return jQuery.queue( this[ 0 ], type );
3901		}
3902
3903		return data === undefined ?
3904			this :
3905			this.each( function() {
3906				var queue = jQuery.queue( this, type, data );
3907
3908				// Ensure a hooks for this queue
3909				jQuery._queueHooks( this, type );
3910
3911				if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
3912					jQuery.dequeue( this, type );
3913				}
3914			} );
3915	},
3916	dequeue: function( type ) {
3917		return this.each( function() {
3918			jQuery.dequeue( this, type );
3919		} );
3920	},
3921	clearQueue: function( type ) {
3922		return this.queue( type || "fx", [] );
3923	},
3924
3925	// Get a promise resolved when queues of a certain type
3926	// are emptied (fx is the type by default)
3927	promise: function( type, obj ) {
3928		var tmp,
3929			count = 1,
3930			defer = jQuery.Deferred(),
3931			elements = this,
3932			i = this.length,
3933			resolve = function() {
3934				if ( !( --count ) ) {
3935					defer.resolveWith( elements, [ elements ] );
3936				}
3937			};
3938
3939		if ( typeof type !== "string" ) {
3940			obj = type;
3941			type = undefined;
3942		}
3943		type = type || "fx";
3944
3945		while ( i-- ) {
3946			tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
3947			if ( tmp && tmp.empty ) {
3948				count++;
3949				tmp.empty.add( resolve );
3950			}
3951		}
3952		resolve();
3953		return defer.promise( obj );
3954	}
3955} );
3956
3957var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
3958
3959var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
3960
3961var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
3962
3963// isHiddenWithinTree reports if an element has a non-"none" display style (inline and/or
3964// through the CSS cascade), which is useful in deciding whether or not to make it visible.
3965// It differs from the :hidden selector (jQuery.expr.pseudos.hidden) in two important ways:
3966// * A hidden ancestor does not force an element to be classified as hidden.
3967// * Being disconnected from the document does not force an element to be classified as hidden.
3968// These differences improve the behavior of .toggle() et al. when applied to elements that are
3969// detached or contained within hidden ancestors (gh-2404, gh-2863).
3970function isHiddenWithinTree( elem, el ) {
3971
3972	// isHiddenWithinTree might be called from jQuery#filter function;
3973	// in that case, element will be second argument
3974	elem = el || elem;
3975
3976	// Inline style trumps all
3977	return elem.style.display === "none" ||
3978		elem.style.display === "" &&
3979		jQuery.css( elem, "display" ) === "none";
3980}
3981
3982var ralphaStart = /^[a-z]/,
3983
3984	// The regex visualized:
3985	//
3986	//                         /----------\
3987	//                        |            |    /-------\
3988	//                        |  / Top  \  |   |         |
3989	//         /--- Border ---+-| Right  |-+---+- Width -+---\
3990	//        |                 | Bottom |                    |
3991	//        |                  \ Left /                     |
3992	//        |                                               |
3993	//        |                              /----------\     |
3994	//        |          /-------------\    |            |    |- END
3995	//        |         |               |   |  / Top  \  |    |
3996	//        |         |  / Margin  \  |   | | Right  | |    |
3997	//        |---------+-|           |-+---+-| Bottom |-+----|
3998	//        |            \ Padding /         \ Left /       |
3999	// BEGIN -|                                               |
4000	//        |                /---------\                    |
4001	//        |               |           |                   |
4002	//        |               |  / Min \  |    / Width  \     |
4003	//         \--------------+-|       |-+---|          |---/
4004	//                           \ Max /       \ Height /
4005	rautoPx = /^(?:Border(?:Top|Right|Bottom|Left)?(?:Width|)|(?:Margin|Padding)?(?:Top|Right|Bottom|Left)?|(?:Min|Max)?(?:Width|Height))$/;
4006
4007function isAutoPx( prop ) {
4008
4009	// The first test is used to ensure that:
4010	// 1. The prop starts with a lowercase letter (as we uppercase it for the second regex).
4011	// 2. The prop is not empty.
4012	return ralphaStart.test( prop ) &&
4013		rautoPx.test( prop[ 0 ].toUpperCase() + prop.slice( 1 ) );
4014}
4015
4016function adjustCSS( elem, prop, valueParts, tween ) {
4017	var adjusted, scale,
4018		maxIterations = 20,
4019		currentValue = tween ?
4020			function() {
4021				return tween.cur();
4022			} :
4023			function() {
4024				return jQuery.css( elem, prop, "" );
4025			},
4026		initial = currentValue(),
4027		unit = valueParts && valueParts[ 3 ] || ( isAutoPx( prop ) ? "px" : "" ),
4028
4029		// Starting value computation is required for potential unit mismatches
4030		initialInUnit = elem.nodeType &&
4031			( !isAutoPx( prop ) || unit !== "px" && +initial ) &&
4032			rcssNum.exec( jQuery.css( elem, prop ) );
4033
4034	if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
4035
4036		// Support: Firefox <=54 - 66+
4037		// Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
4038		initial = initial / 2;
4039
4040		// Trust units reported by jQuery.css
4041		unit = unit || initialInUnit[ 3 ];
4042
4043		// Iteratively approximate from a nonzero starting point
4044		initialInUnit = +initial || 1;
4045
4046		while ( maxIterations-- ) {
4047
4048			// Evaluate and update our best guess (doubling guesses that zero out).
4049			// Finish if the scale equals or crosses 1 (making the old*new product non-positive).
4050			jQuery.style( elem, prop, initialInUnit + unit );
4051			if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
4052				maxIterations = 0;
4053			}
4054			initialInUnit = initialInUnit / scale;
4055
4056		}
4057
4058		initialInUnit = initialInUnit * 2;
4059		jQuery.style( elem, prop, initialInUnit + unit );
4060
4061		// Make sure we update the tween properties later on
4062		valueParts = valueParts || [];
4063	}
4064
4065	if ( valueParts ) {
4066		initialInUnit = +initialInUnit || +initial || 0;
4067
4068		// Apply relative offset (+=/-=) if specified
4069		adjusted = valueParts[ 1 ] ?
4070			initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
4071			+valueParts[ 2 ];
4072		if ( tween ) {
4073			tween.unit = unit;
4074			tween.start = initialInUnit;
4075			tween.end = adjusted;
4076		}
4077	}
4078	return adjusted;
4079}
4080
4081// Matches dashed string for camelizing
4082var rmsPrefix = /^-ms-/;
4083
4084// Convert dashed to camelCase, handle vendor prefixes.
4085// Used by the css & effects modules.
4086// Support: IE <=9 - 11+
4087// Microsoft forgot to hump their vendor prefix (#9572)
4088function cssCamelCase( string ) {
4089	return camelCase( string.replace( rmsPrefix, "ms-" ) );
4090}
4091
4092var defaultDisplayMap = {};
4093
4094function getDefaultDisplay( elem ) {
4095	var temp,
4096		doc = elem.ownerDocument,
4097		nodeName = elem.nodeName,
4098		display = defaultDisplayMap[ nodeName ];
4099
4100	if ( display ) {
4101		return display;
4102	}
4103
4104	temp = doc.body.appendChild( doc.createElement( nodeName ) );
4105	display = jQuery.css( temp, "display" );
4106
4107	temp.parentNode.removeChild( temp );
4108
4109	if ( display === "none" ) {
4110		display = "block";
4111	}
4112	defaultDisplayMap[ nodeName ] = display;
4113
4114	return display;
4115}
4116
4117function showHide( elements, show ) {
4118	var display, elem,
4119		values = [],
4120		index = 0,
4121		length = elements.length;
4122
4123	// Determine new display value for elements that need to change
4124	for ( ; index < length; index++ ) {
4125		elem = elements[ index ];
4126		if ( !elem.style ) {
4127			continue;
4128		}
4129
4130		display = elem.style.display;
4131		if ( show ) {
4132
4133			// Since we force visibility upon cascade-hidden elements, an immediate (and slow)
4134			// check is required in this first loop unless we have a nonempty display value (either
4135			// inline or about-to-be-restored)
4136			if ( display === "none" ) {
4137				values[ index ] = dataPriv.get( elem, "display" ) || null;
4138				if ( !values[ index ] ) {
4139					elem.style.display = "";
4140				}
4141			}
4142			if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
4143				values[ index ] = getDefaultDisplay( elem );
4144			}
4145		} else {
4146			if ( display !== "none" ) {
4147				values[ index ] = "none";
4148
4149				// Remember what we're overwriting
4150				dataPriv.set( elem, "display", display );
4151			}
4152		}
4153	}
4154
4155	// Set the display of the elements in a second loop to avoid constant reflow
4156	for ( index = 0; index < length; index++ ) {
4157		if ( values[ index ] != null ) {
4158			elements[ index ].style.display = values[ index ];
4159		}
4160	}
4161
4162	return elements;
4163}
4164
4165jQuery.fn.extend( {
4166	show: function() {
4167		return showHide( this, true );
4168	},
4169	hide: function() {
4170		return showHide( this );
4171	},
4172	toggle: function( state ) {
4173		if ( typeof state === "boolean" ) {
4174			return state ? this.show() : this.hide();
4175		}
4176
4177		return this.each( function() {
4178			if ( isHiddenWithinTree( this ) ) {
4179				jQuery( this ).show();
4180			} else {
4181				jQuery( this ).hide();
4182			}
4183		} );
4184	}
4185} );
4186
4187var isAttached = function( elem ) {
4188		return jQuery.contains( elem.ownerDocument, elem ) ||
4189			elem.getRootNode( composed ) === elem.ownerDocument;
4190	},
4191	composed = { composed: true };
4192
4193// Support: IE 9 - 11+
4194// Check attachment across shadow DOM boundaries when possible (gh-3504).
4195// Provide a fallback for browsers without Shadow DOM v1 support.
4196if ( !documentElement.getRootNode ) {
4197	isAttached = function( elem ) {
4198		return jQuery.contains( elem.ownerDocument, elem );
4199	};
4200}
4201
4202var isAttached$1 = isAttached;
4203
4204// rtagName captures the name from the first start tag in a string of HTML
4205// https://html.spec.whatwg.org/multipage/syntax.html#tag-open-state
4206// https://html.spec.whatwg.org/multipage/syntax.html#tag-name-state
4207var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i );
4208
4209var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
4210
4211var wrapMap = {
4212
4213	// Table parts need to be wrapped with `<table>` or they're
4214	// stripped to their contents when put in a div.
4215	// XHTML parsers do not magically insert elements in the
4216	// same way that tag soup parsers do, so we cannot shorten
4217	// this by omitting <tbody> or other required elements.
4218	thead: [ "table" ],
4219	col: [ "colgroup", "table" ],
4220	tr: [ "tbody", "table" ],
4221	td: [ "tr", "tbody", "table" ]
4222};
4223
4224wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
4225wrapMap.th = wrapMap.td;
4226
4227function getAll( context, tag ) {
4228
4229	// Support: IE <=9 - 11+
4230	// Use typeof to avoid zero-argument method invocation on host objects (#15151)
4231	var ret;
4232
4233	if ( typeof context.getElementsByTagName !== "undefined" ) {
4234		ret = context.getElementsByTagName( tag || "*" );
4235
4236	} else if ( typeof context.querySelectorAll !== "undefined" ) {
4237		ret = context.querySelectorAll( tag || "*" );
4238
4239	} else {
4240		ret = [];
4241	}
4242
4243	if ( tag === undefined || tag && nodeName( context, tag ) ) {
4244		return jQuery.merge( [ context ], ret );
4245	}
4246
4247	return ret;
4248}
4249
4250// Mark scripts as having already been evaluated
4251function setGlobalEval( elems, refElements ) {
4252	var i = 0,
4253		l = elems.length;
4254
4255	for ( ; i < l; i++ ) {
4256		dataPriv.set(
4257			elems[ i ],
4258			"globalEval",
4259			!refElements || dataPriv.get( refElements[ i ], "globalEval" )
4260		);
4261	}
4262}
4263
4264var rhtml = /<|&#?\w+;/;
4265
4266function buildFragment( elems, context, scripts, selection, ignored ) {
4267	var elem, tmp, tag, wrap, attached, j,
4268		fragment = context.createDocumentFragment(),
4269		nodes = [],
4270		i = 0,
4271		l = elems.length;
4272
4273	for ( ; i < l; i++ ) {
4274		elem = elems[ i ];
4275
4276		if ( elem || elem === 0 ) {
4277
4278			// Add nodes directly
4279			if ( toType( elem ) === "object" ) {
4280				jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
4281
4282			// Convert non-html into a text node
4283			} else if ( !rhtml.test( elem ) ) {
4284				nodes.push( context.createTextNode( elem ) );
4285
4286			// Convert html into DOM nodes
4287			} else {
4288				tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
4289
4290				// Deserialize a standard representation
4291				tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
4292				wrap = wrapMap[ tag ] || arr;
4293
4294				// Create wrappers & descend into them.
4295				j = wrap.length;
4296				while ( --j > -1 ) {
4297					tmp = tmp.appendChild( context.createElement( wrap[ j ] ) );
4298				}
4299
4300				tmp.innerHTML = jQuery.htmlPrefilter( elem );
4301
4302				jQuery.merge( nodes, tmp.childNodes );
4303
4304				// Remember the top-level container
4305				tmp = fragment.firstChild;
4306
4307				// Ensure the created nodes are orphaned (#12392)
4308				tmp.textContent = "";
4309			}
4310		}
4311	}
4312
4313	// Remove wrapper from fragment
4314	fragment.textContent = "";
4315
4316	i = 0;
4317	while ( ( elem = nodes[ i++ ] ) ) {
4318
4319		// Skip elements already in the context collection (trac-4087)
4320		if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
4321			if ( ignored ) {
4322				ignored.push( elem );
4323			}
4324			continue;
4325		}
4326
4327		attached = isAttached$1( elem );
4328
4329		// Append to fragment
4330		tmp = getAll( fragment.appendChild( elem ), "script" );
4331
4332		// Preserve script evaluation history
4333		if ( attached ) {
4334			setGlobalEval( tmp );
4335		}
4336
4337		// Capture executables
4338		if ( scripts ) {
4339			j = 0;
4340			while ( ( elem = tmp[ j++ ] ) ) {
4341				if ( rscriptType.test( elem.type || "" ) ) {
4342					scripts.push( elem );
4343				}
4344			}
4345		}
4346	}
4347
4348	return fragment;
4349}
4350
4351var rcheckableType = ( /^(?:checkbox|radio)$/i );
4352
4353var rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
4354
4355function returnTrue() {
4356	return true;
4357}
4358
4359function returnFalse() {
4360	return false;
4361}
4362
4363// Support: IE <=9 - 11+
4364// focus() and blur() are asynchronous, except when they are no-op.
4365// So expect focus to be synchronous when the element is already active,
4366// and blur to be synchronous when the element is not already active.
4367// (focus and blur are always synchronous in other supported browsers,
4368// this just defines when we can count on it).
4369function expectSync( elem, type ) {
4370	return ( elem === document.activeElement ) === ( type === "focus" );
4371}
4372
4373function on( elem, types, selector, data, fn, one ) {
4374	var origFn, type;
4375
4376	// Types can be a map of types/handlers
4377	if ( typeof types === "object" ) {
4378
4379		// ( types-Object, selector, data )
4380		if ( typeof selector !== "string" ) {
4381
4382			// ( types-Object, data )
4383			data = data || selector;
4384			selector = undefined;
4385		}
4386		for ( type in types ) {
4387			on( elem, type, selector, data, types[ type ], one );
4388		}
4389		return elem;
4390	}
4391
4392	if ( data == null && fn == null ) {
4393
4394		// ( types, fn )
4395		fn = selector;
4396		data = selector = undefined;
4397	} else if ( fn == null ) {
4398		if ( typeof selector === "string" ) {
4399
4400			// ( types, selector, fn )
4401			fn = data;
4402			data = undefined;
4403		} else {
4404
4405			// ( types, data, fn )
4406			fn = data;
4407			data = selector;
4408			selector = undefined;
4409		}
4410	}
4411	if ( fn === false ) {
4412		fn = returnFalse;
4413	} else if ( !fn ) {
4414		return elem;
4415	}
4416
4417	if ( one === 1 ) {
4418		origFn = fn;
4419		fn = function( event ) {
4420
4421			// Can use an empty set, since event contains the info
4422			jQuery().off( event );
4423			return origFn.apply( this, arguments );
4424		};
4425
4426		// Use same guid so caller can remove using origFn
4427		fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
4428	}
4429	return elem.each( function() {
4430		jQuery.event.add( this, types, fn, data, selector );
4431	} );
4432}
4433
4434/*
4435 * Helper functions for managing events -- not part of the public interface.
4436 * Props to Dean Edwards' addEvent library for many of the ideas.
4437 */
4438jQuery.event = {
4439
4440	add: function( elem, types, handler, data, selector ) {
4441
4442		var handleObjIn, eventHandle, tmp,
4443			events, t, handleObj,
4444			special, handlers, type, namespaces, origType,
4445			elemData = dataPriv.get( elem );
4446
4447		// Only attach events to objects that accept data
4448		if ( !acceptData( elem ) ) {
4449			return;
4450		}
4451
4452		// Caller can pass in an object of custom data in lieu of the handler
4453		if ( handler.handler ) {
4454			handleObjIn = handler;
4455			handler = handleObjIn.handler;
4456			selector = handleObjIn.selector;
4457		}
4458
4459		// Ensure that invalid selectors throw exceptions at attach time
4460		// Evaluate against documentElement in case elem is a non-element node (e.g., document)
4461		if ( selector ) {
4462			jQuery.find.matchesSelector( documentElement, selector );
4463		}
4464
4465		// Make sure that the handler has a unique ID, used to find/remove it later
4466		if ( !handler.guid ) {
4467			handler.guid = jQuery.guid++;
4468		}
4469
4470		// Init the element's event structure and main handler, if this is the first
4471		if ( !( events = elemData.events ) ) {
4472			events = elemData.events = Object.create( null );
4473		}
4474		if ( !( eventHandle = elemData.handle ) ) {
4475			eventHandle = elemData.handle = function( e ) {
4476
4477				// Discard the second event of a jQuery.event.trigger() and
4478				// when an event is called after a page has unloaded
4479				return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
4480					jQuery.event.dispatch.apply( elem, arguments ) : undefined;
4481			};
4482		}
4483
4484		// Handle multiple events separated by a space
4485		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
4486		t = types.length;
4487		while ( t-- ) {
4488			tmp = rtypenamespace.exec( types[ t ] ) || [];
4489			type = origType = tmp[ 1 ];
4490			namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
4491
4492			// There *must* be a type, no attaching namespace-only handlers
4493			if ( !type ) {
4494				continue;
4495			}
4496
4497			// If event changes its type, use the special event handlers for the changed type
4498			special = jQuery.event.special[ type ] || {};
4499
4500			// If selector defined, determine special event api type, otherwise given type
4501			type = ( selector ? special.delegateType : special.bindType ) || type;
4502
4503			// Update special based on newly reset type
4504			special = jQuery.event.special[ type ] || {};
4505
4506			// handleObj is passed to all event handlers
4507			handleObj = jQuery.extend( {
4508				type: type,
4509				origType: origType,
4510				data: data,
4511				handler: handler,
4512				guid: handler.guid,
4513				selector: selector,
4514				needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
4515				namespace: namespaces.join( "." )
4516			}, handleObjIn );
4517
4518			// Init the event handler queue if we're the first
4519			if ( !( handlers = events[ type ] ) ) {
4520				handlers = events[ type ] = [];
4521				handlers.delegateCount = 0;
4522
4523				// Only use addEventListener if the special events handler returns false
4524				if ( !special.setup ||
4525					special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
4526
4527					if ( elem.addEventListener ) {
4528						elem.addEventListener( type, eventHandle );
4529					}
4530				}
4531			}
4532
4533			if ( special.add ) {
4534				special.add.call( elem, handleObj );
4535
4536				if ( !handleObj.handler.guid ) {
4537					handleObj.handler.guid = handler.guid;
4538				}
4539			}
4540
4541			// Add to the element's handler list, delegates in front
4542			if ( selector ) {
4543				handlers.splice( handlers.delegateCount++, 0, handleObj );
4544			} else {
4545				handlers.push( handleObj );
4546			}
4547		}
4548
4549	},
4550
4551	// Detach an event or set of events from an element
4552	remove: function( elem, types, handler, selector, mappedTypes ) {
4553
4554		var j, origCount, tmp,
4555			events, t, handleObj,
4556			special, handlers, type, namespaces, origType,
4557			elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
4558
4559		if ( !elemData || !( events = elemData.events ) ) {
4560			return;
4561		}
4562
4563		// Once for each type.namespace in types; type may be omitted
4564		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
4565		t = types.length;
4566		while ( t-- ) {
4567			tmp = rtypenamespace.exec( types[ t ] ) || [];
4568			type = origType = tmp[ 1 ];
4569			namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
4570
4571			// Unbind all events (on this namespace, if provided) for the element
4572			if ( !type ) {
4573				for ( type in events ) {
4574					jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
4575				}
4576				continue;
4577			}
4578
4579			special = jQuery.event.special[ type ] || {};
4580			type = ( selector ? special.delegateType : special.bindType ) || type;
4581			handlers = events[ type ] || [];
4582			tmp = tmp[ 2 ] &&
4583				new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
4584
4585			// Remove matching events
4586			origCount = j = handlers.length;
4587			while ( j-- ) {
4588				handleObj = handlers[ j ];
4589
4590				if ( ( mappedTypes || origType === handleObj.origType ) &&
4591					( !handler || handler.guid === handleObj.guid ) &&
4592					( !tmp || tmp.test( handleObj.namespace ) ) &&
4593					( !selector || selector === handleObj.selector ||
4594						selector === "**" && handleObj.selector ) ) {
4595					handlers.splice( j, 1 );
4596
4597					if ( handleObj.selector ) {
4598						handlers.delegateCount--;
4599					}
4600					if ( special.remove ) {
4601						special.remove.call( elem, handleObj );
4602					}
4603				}
4604			}
4605
4606			// Remove generic event handler if we removed something and no more handlers exist
4607			// (avoids potential for endless recursion during removal of special event handlers)
4608			if ( origCount && !handlers.length ) {
4609				if ( !special.teardown ||
4610					special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
4611
4612					jQuery.removeEvent( elem, type, elemData.handle );
4613				}
4614
4615				delete events[ type ];
4616			}
4617		}
4618
4619		// Remove data and the expando if it's no longer used
4620		if ( jQuery.isEmptyObject( events ) ) {
4621			dataPriv.remove( elem, "handle events" );
4622		}
4623	},
4624
4625	dispatch: function( nativeEvent ) {
4626
4627		var i, j, ret, matched, handleObj, handlerQueue,
4628			args = new Array( arguments.length ),
4629
4630			// Make a writable jQuery.Event from the native event object
4631			event = jQuery.event.fix( nativeEvent ),
4632
4633			handlers = (
4634				dataPriv.get( this, "events" ) || Object.create( null )
4635			)[ event.type ] || [],
4636			special = jQuery.event.special[ event.type ] || {};
4637
4638		// Use the fix-ed jQuery.Event rather than the (read-only) native event
4639		args[ 0 ] = event;
4640
4641		for ( i = 1; i < arguments.length; i++ ) {
4642			args[ i ] = arguments[ i ];
4643		}
4644
4645		event.delegateTarget = this;
4646
4647		// Call the preDispatch hook for the mapped type, and let it bail if desired
4648		if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
4649			return;
4650		}
4651
4652		// Determine handlers
4653		handlerQueue = jQuery.event.handlers.call( this, event, handlers );
4654
4655		// Run delegates first; they may want to stop propagation beneath us
4656		i = 0;
4657		while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
4658			event.currentTarget = matched.elem;
4659
4660			j = 0;
4661			while ( ( handleObj = matched.handlers[ j++ ] ) &&
4662				!event.isImmediatePropagationStopped() ) {
4663
4664				// If the event is namespaced, then each handler is only invoked if it is
4665				// specially universal or its namespaces are a superset of the event's.
4666				if ( !event.rnamespace || handleObj.namespace === false ||
4667					event.rnamespace.test( handleObj.namespace ) ) {
4668
4669					event.handleObj = handleObj;
4670					event.data = handleObj.data;
4671
4672					ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
4673						handleObj.handler ).apply( matched.elem, args );
4674
4675					if ( ret !== undefined ) {
4676						if ( ( event.result = ret ) === false ) {
4677							event.preventDefault();
4678							event.stopPropagation();
4679						}
4680					}
4681				}
4682			}
4683		}
4684
4685		// Call the postDispatch hook for the mapped type
4686		if ( special.postDispatch ) {
4687			special.postDispatch.call( this, event );
4688		}
4689
4690		return event.result;
4691	},
4692
4693	handlers: function( event, handlers ) {
4694		var i, handleObj, sel, matchedHandlers, matchedSelectors,
4695			handlerQueue = [],
4696			delegateCount = handlers.delegateCount,
4697			cur = event.target;
4698
4699		// Find delegate handlers
4700		if ( delegateCount &&
4701
4702			// Support: Firefox <=42 - 66+
4703			// Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
4704			// https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
4705			// Support: IE 11+
4706			// ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
4707			!( event.type === "click" && event.button >= 1 ) ) {
4708
4709			for ( ; cur !== this; cur = cur.parentNode || this ) {
4710
4711				// Don't check non-elements (#13208)
4712				// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
4713				if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
4714					matchedHandlers = [];
4715					matchedSelectors = {};
4716					for ( i = 0; i < delegateCount; i++ ) {
4717						handleObj = handlers[ i ];
4718
4719						// Don't conflict with Object.prototype properties (#13203)
4720						sel = handleObj.selector + " ";
4721
4722						if ( matchedSelectors[ sel ] === undefined ) {
4723							matchedSelectors[ sel ] = handleObj.needsContext ?
4724								jQuery( sel, this ).index( cur ) > -1 :
4725								jQuery.find( sel, this, null, [ cur ] ).length;
4726						}
4727						if ( matchedSelectors[ sel ] ) {
4728							matchedHandlers.push( handleObj );
4729						}
4730					}
4731					if ( matchedHandlers.length ) {
4732						handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
4733					}
4734				}
4735			}
4736		}
4737
4738		// Add the remaining (directly-bound) handlers
4739		cur = this;
4740		if ( delegateCount < handlers.length ) {
4741			handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
4742		}
4743
4744		return handlerQueue;
4745	},
4746
4747	addProp: function( name, hook ) {
4748		Object.defineProperty( jQuery.Event.prototype, name, {
4749			enumerable: true,
4750			configurable: true,
4751
4752			get: typeof hook === "function" ?
4753				function() {
4754					if ( this.originalEvent ) {
4755						return hook( this.originalEvent );
4756					}
4757				} :
4758				function() {
4759					if ( this.originalEvent ) {
4760						return this.originalEvent[ name ];
4761					}
4762				},
4763
4764			set: function( value ) {
4765				Object.defineProperty( this, name, {
4766					enumerable: true,
4767					configurable: true,
4768					writable: true,
4769					value: value
4770				} );
4771			}
4772		} );
4773	},
4774
4775	fix: function( originalEvent ) {
4776		return originalEvent[ jQuery.expando ] ?
4777			originalEvent :
4778			new jQuery.Event( originalEvent );
4779	},
4780
4781	special: {
4782		load: {
4783
4784			// Prevent triggered image.load events from bubbling to window.load
4785			noBubble: true
4786		},
4787		click: {
4788
4789			// Utilize native event to ensure correct state for checkable inputs
4790			setup: function( data ) {
4791
4792				// For mutual compressibility with _default, replace `this` access with a local var.
4793				// `|| data` is dead code meant only to preserve the variable through minification.
4794				var el = this || data;
4795
4796				// Claim the first handler
4797				if ( rcheckableType.test( el.type ) &&
4798					el.click && nodeName( el, "input" ) ) {
4799
4800					// dataPriv.set( el, "click", ... )
4801					leverageNative( el, "click", returnTrue );
4802				}
4803
4804				// Return false to allow normal processing in the caller
4805				return false;
4806			},
4807			trigger: function( data ) {
4808
4809				// For mutual compressibility with _default, replace `this` access with a local var.
4810				// `|| data` is dead code meant only to preserve the variable through minification.
4811				var el = this || data;
4812
4813				// Force setup before triggering a click
4814				if ( rcheckableType.test( el.type ) &&
4815					el.click && nodeName( el, "input" ) ) {
4816
4817					leverageNative( el, "click" );
4818				}
4819
4820				// Return non-false to allow normal event-path propagation
4821				return true;
4822			},
4823
4824			// For cross-browser consistency, suppress native .click() on links
4825			// Also prevent it if we're currently inside a leveraged native-event stack
4826			_default: function( event ) {
4827				var target = event.target;
4828				return rcheckableType.test( target.type ) &&
4829					target.click && nodeName( target, "input" ) &&
4830					dataPriv.get( target, "click" ) ||
4831					nodeName( target, "a" );
4832			}
4833		},
4834
4835		beforeunload: {
4836			postDispatch: function( event ) {
4837
4838				// Support: Chrome <=73+
4839				// Chrome doesn't alert on `event.preventDefault()`
4840				// as the standard mandates.
4841				if ( event.result !== undefined && event.originalEvent ) {
4842					event.originalEvent.returnValue = event.result;
4843				}
4844			}
4845		}
4846	}
4847};
4848
4849// Ensure the presence of an event listener that handles manually-triggered
4850// synthetic events by interrupting progress until reinvoked in response to
4851// *native* events that it fires directly, ensuring that state changes have
4852// already occurred before other listeners are invoked.
4853function leverageNative( el, type, expectSync ) {
4854
4855	// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
4856	if ( !expectSync ) {
4857		if ( dataPriv.get( el, type ) === undefined ) {
4858			jQuery.event.add( el, type, returnTrue );
4859		}
4860		return;
4861	}
4862
4863	// Register the controller as a special universal handler for all event namespaces
4864	dataPriv.set( el, type, false );
4865	jQuery.event.add( el, type, {
4866		namespace: false,
4867		handler: function( event ) {
4868			var notAsync, result,
4869				saved = dataPriv.get( this, type );
4870
4871			if ( ( event.isTrigger & 1 ) && this[ type ] ) {
4872
4873				// Interrupt processing of the outer synthetic .trigger()ed event
4874				// Saved data should be false in such cases, but might be a leftover capture object
4875				// from an async native handler (gh-4350)
4876				if ( !saved.length ) {
4877
4878					// Store arguments for use when handling the inner native event
4879					// There will always be at least one argument (an event object), so this array
4880					// will not be confused with a leftover capture object.
4881					saved = slice.call( arguments );
4882					dataPriv.set( this, type, saved );
4883
4884					// Trigger the native event and capture its result
4885					// Support: IE <=9 - 11+
4886					// focus() and blur() are asynchronous
4887					notAsync = expectSync( this, type );
4888					this[ type ]();
4889					result = dataPriv.get( this, type );
4890					if ( saved !== result || notAsync ) {
4891						dataPriv.set( this, type, false );
4892					} else {
4893						result = {};
4894					}
4895					if ( saved !== result ) {
4896
4897						// Cancel the outer synthetic event
4898						event.stopImmediatePropagation();
4899						event.preventDefault();
4900						return result.value;
4901					}
4902
4903				// If this is an inner synthetic event for an event with a bubbling surrogate
4904				// (focus or blur), assume that the surrogate already propagated from triggering the
4905				// native event and prevent that from happening again here.
4906				// This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
4907				// bubbling surrogate propagates *after* the non-bubbling base), but that seems
4908				// less bad than duplication.
4909				} else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
4910					event.stopPropagation();
4911				}
4912
4913			// If this is a native event triggered above, everything is now in order
4914			// Fire an inner synthetic event with the original arguments
4915			} else if ( saved.length ) {
4916
4917				// ...and capture the result
4918				dataPriv.set( this, type, {
4919					value: jQuery.event.trigger(
4920
4921						// Support: IE <=9 - 11+
4922						// Extend with the prototype to reset the above stopImmediatePropagation()
4923						jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
4924						saved.slice( 1 ),
4925						this
4926					)
4927				} );
4928
4929				// Abort handling of the native event
4930				event.stopImmediatePropagation();
4931			}
4932		}
4933	} );
4934}
4935
4936jQuery.removeEvent = function( elem, type, handle ) {
4937
4938	// This "if" is needed for plain objects
4939	if ( elem.removeEventListener ) {
4940		elem.removeEventListener( type, handle );
4941	}
4942};
4943
4944jQuery.Event = function( src, props ) {
4945
4946	// Allow instantiation without the 'new' keyword
4947	if ( !( this instanceof jQuery.Event ) ) {
4948		return new jQuery.Event( src, props );
4949	}
4950
4951	// Event object
4952	if ( src && src.type ) {
4953		this.originalEvent = src;
4954		this.type = src.type;
4955
4956		// Events bubbling up the document may have been marked as prevented
4957		// by a handler lower down the tree; reflect the correct value.
4958		this.isDefaultPrevented = src.defaultPrevented ?
4959			returnTrue :
4960			returnFalse;
4961
4962		// Create target properties
4963		this.target = src.target;
4964		this.currentTarget = src.currentTarget;
4965		this.relatedTarget = src.relatedTarget;
4966
4967	// Event type
4968	} else {
4969		this.type = src;
4970	}
4971
4972	// Put explicitly provided properties onto the event object
4973	if ( props ) {
4974		jQuery.extend( this, props );
4975	}
4976
4977	// Create a timestamp if incoming event doesn't have one
4978	this.timeStamp = src && src.timeStamp || Date.now();
4979
4980	// Mark it as fixed
4981	this[ jQuery.expando ] = true;
4982};
4983
4984// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
4985// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
4986jQuery.Event.prototype = {
4987	constructor: jQuery.Event,
4988	isDefaultPrevented: returnFalse,
4989	isPropagationStopped: returnFalse,
4990	isImmediatePropagationStopped: returnFalse,
4991	isSimulated: false,
4992
4993	preventDefault: function() {
4994		var e = this.originalEvent;
4995
4996		this.isDefaultPrevented = returnTrue;
4997
4998		if ( e && !this.isSimulated ) {
4999			e.preventDefault();
5000		}
5001	},
5002	stopPropagation: function() {
5003		var e = this.originalEvent;
5004
5005		this.isPropagationStopped = returnTrue;
5006
5007		if ( e && !this.isSimulated ) {
5008			e.stopPropagation();
5009		}
5010	},
5011	stopImmediatePropagation: function() {
5012		var e = this.originalEvent;
5013
5014		this.isImmediatePropagationStopped = returnTrue;
5015
5016		if ( e && !this.isSimulated ) {
5017			e.stopImmediatePropagation();
5018		}
5019
5020		this.stopPropagation();
5021	}
5022};
5023
5024// Includes all common event props including KeyEvent and MouseEvent specific props
5025jQuery.each( {
5026	altKey: true,
5027	bubbles: true,
5028	cancelable: true,
5029	changedTouches: true,
5030	ctrlKey: true,
5031	detail: true,
5032	eventPhase: true,
5033	metaKey: true,
5034	pageX: true,
5035	pageY: true,
5036	shiftKey: true,
5037	view: true,
5038	"char": true,
5039	code: true,
5040	charCode: true,
5041	key: true,
5042	keyCode: true,
5043	button: true,
5044	buttons: true,
5045	clientX: true,
5046	clientY: true,
5047	offsetX: true,
5048	offsetY: true,
5049	pointerId: true,
5050	pointerType: true,
5051	screenX: true,
5052	screenY: true,
5053	targetTouches: true,
5054	toElement: true,
5055	touches: true,
5056	which: true
5057}, jQuery.event.addProp );
5058
5059jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
5060	jQuery.event.special[ type ] = {
5061
5062		// Utilize native event if possible so blur/focus sequence is correct
5063		setup: function() {
5064
5065			// Claim the first handler
5066			// dataPriv.set( this, "focus", ... )
5067			// dataPriv.set( this, "blur", ... )
5068			leverageNative( this, type, expectSync );
5069
5070			// Return false to allow normal processing in the caller
5071			return false;
5072		},
5073		trigger: function() {
5074
5075			// Force setup before trigger
5076			leverageNative( this, type );
5077
5078			// Return non-false to allow normal event-path propagation
5079			return true;
5080		},
5081
5082		delegateType: delegateType
5083	};
5084} );
5085
5086// Create mouseenter/leave events using mouseover/out and event-time checks
5087// so that event delegation works in jQuery.
5088// Do the same for pointerenter/pointerleave and pointerover/pointerout
5089jQuery.each( {
5090	mouseenter: "mouseover",
5091	mouseleave: "mouseout",
5092	pointerenter: "pointerover",
5093	pointerleave: "pointerout"
5094}, function( orig, fix ) {
5095	jQuery.event.special[ orig ] = {
5096		delegateType: fix,
5097		bindType: fix,
5098
5099		handle: function( event ) {
5100			var ret,
5101				target = this,
5102				related = event.relatedTarget,
5103				handleObj = event.handleObj;
5104
5105			// For mouseenter/leave call the handler if related is outside the target.
5106			// NB: No relatedTarget if the mouse left/entered the browser window
5107			if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
5108				event.type = handleObj.origType;
5109				ret = handleObj.handler.apply( this, arguments );
5110				event.type = fix;
5111			}
5112			return ret;
5113		}
5114	};
5115} );
5116
5117jQuery.fn.extend( {
5118
5119	on: function( types, selector, data, fn ) {
5120		return on( this, types, selector, data, fn );
5121	},
5122	one: function( types, selector, data, fn ) {
5123		return on( this, types, selector, data, fn, 1 );
5124	},
5125	off: function( types, selector, fn ) {
5126		var handleObj, type;
5127		if ( types && types.preventDefault && types.handleObj ) {
5128
5129			// ( event )  dispatched jQuery.Event
5130			handleObj = types.handleObj;
5131			jQuery( types.delegateTarget ).off(
5132				handleObj.namespace ?
5133					handleObj.origType + "." + handleObj.namespace :
5134					handleObj.origType,
5135				handleObj.selector,
5136				handleObj.handler
5137			);
5138			return this;
5139		}
5140		if ( typeof types === "object" ) {
5141
5142			// ( types-object [, selector] )
5143			for ( type in types ) {
5144				this.off( type, selector, types[ type ] );
5145			}
5146			return this;
5147		}
5148		if ( selector === false || typeof selector === "function" ) {
5149
5150			// ( types [, fn] )
5151			fn = selector;
5152			selector = undefined;
5153		}
5154		if ( fn === false ) {
5155			fn = returnFalse;
5156		}
5157		return this.each( function() {
5158			jQuery.event.remove( this, types, fn, selector );
5159		} );
5160	}
5161} );
5162
5163var
5164
5165	// Support: IE <=10 - 11+
5166	// In IE using regex groups here causes severe slowdowns.
5167	rnoInnerhtml = /<script|<style|<link/i,
5168
5169	rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
5170
5171// Prefer a tbody over its parent table for containing new rows
5172function manipulationTarget( elem, content ) {
5173	if ( nodeName( elem, "table" ) &&
5174		nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
5175
5176		return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
5177	}
5178
5179	return elem;
5180}
5181
5182// Replace/restore the type attribute of script elements for safe DOM manipulation
5183function disableScript( elem ) {
5184	elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
5185	return elem;
5186}
5187function restoreScript( elem ) {
5188	if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
5189		elem.type = elem.type.slice( 5 );
5190	} else {
5191		elem.removeAttribute( "type" );
5192	}
5193
5194	return elem;
5195}
5196
5197function cloneCopyEvent( src, dest ) {
5198	var i, l, type, pdataOld, udataOld, udataCur, events;
5199
5200	if ( dest.nodeType !== 1 ) {
5201		return;
5202	}
5203
5204	// 1. Copy private data: events, handlers, etc.
5205	if ( dataPriv.hasData( src ) ) {
5206		pdataOld = dataPriv.get( src );
5207		events = pdataOld.events;
5208
5209		if ( events ) {
5210			dataPriv.remove( dest, "handle events" );
5211
5212			for ( type in events ) {
5213				for ( i = 0, l = events[ type ].length; i < l; i++ ) {
5214					jQuery.event.add( dest, type, events[ type ][ i ] );
5215				}
5216			}
5217		}
5218	}
5219
5220	// 2. Copy user data
5221	if ( dataUser.hasData( src ) ) {
5222		udataOld = dataUser.access( src );
5223		udataCur = jQuery.extend( {}, udataOld );
5224
5225		dataUser.set( dest, udataCur );
5226	}
5227}
5228
5229function domManip( collection, args, callback, ignored ) {
5230
5231	// Flatten any nested arrays
5232	args = flat( args );
5233
5234	var fragment, first, scripts, hasScripts, node, doc,
5235		i = 0,
5236		l = collection.length,
5237		iNoClone = l - 1,
5238		value = args[ 0 ],
5239		valueIsFunction = typeof value === "function";
5240
5241	if ( valueIsFunction ) {
5242		return collection.each( function( index ) {
5243			var self = collection.eq( index );
5244			args[ 0 ] = value.call( this, index, self.html() );
5245			domManip( self, args, callback, ignored );
5246		} );
5247	}
5248
5249	if ( l ) {
5250		fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
5251		first = fragment.firstChild;
5252
5253		if ( fragment.childNodes.length === 1 ) {
5254			fragment = first;
5255		}
5256
5257		// Require either new content or an interest in ignored elements to invoke the callback
5258		if ( first || ignored ) {
5259			scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
5260			hasScripts = scripts.length;
5261
5262			// Use the original fragment for the last item
5263			// instead of the first because it can end up
5264			// being emptied incorrectly in certain situations (#8070).
5265			for ( ; i < l; i++ ) {
5266				node = fragment;
5267
5268				if ( i !== iNoClone ) {
5269					node = jQuery.clone( node, true, true );
5270
5271					// Keep references to cloned scripts for later restoration
5272					if ( hasScripts ) {
5273						jQuery.merge( scripts, getAll( node, "script" ) );
5274					}
5275				}
5276
5277				callback.call( collection[ i ], node, i );
5278			}
5279
5280			if ( hasScripts ) {
5281				doc = scripts[ scripts.length - 1 ].ownerDocument;
5282
5283				// Reenable scripts
5284				jQuery.map( scripts, restoreScript );
5285
5286				// Evaluate executable scripts on first document insertion
5287				for ( i = 0; i < hasScripts; i++ ) {
5288					node = scripts[ i ];
5289					if ( rscriptType.test( node.type || "" ) &&
5290						!dataPriv.access( node, "globalEval" ) &&
5291						jQuery.contains( doc, node ) ) {
5292
5293						if ( node.src && ( node.type || "" ).toLowerCase()  !== "module" ) {
5294
5295							// Optional AJAX dependency, but won't run scripts if not present
5296							if ( jQuery._evalUrl && !node.noModule ) {
5297								jQuery._evalUrl( node.src, {
5298									nonce: node.nonce,
5299									crossOrigin: node.crossOrigin
5300								}, doc );
5301							}
5302						} else {
5303							DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
5304						}
5305					}
5306				}
5307			}
5308		}
5309	}
5310
5311	return collection;
5312}
5313
5314function remove( elem, selector, keepData ) {
5315	var node,
5316		nodes = selector ? jQuery.filter( selector, elem ) : elem,
5317		i = 0;
5318
5319	for ( ; ( node = nodes[ i ] ) != null; i++ ) {
5320		if ( !keepData && node.nodeType === 1 ) {
5321			jQuery.cleanData( getAll( node ) );
5322		}
5323
5324		if ( node.parentNode ) {
5325			if ( keepData && isAttached$1( node ) ) {
5326				setGlobalEval( getAll( node, "script" ) );
5327			}
5328			node.parentNode.removeChild( node );
5329		}
5330	}
5331
5332	return elem;
5333}
5334
5335jQuery.extend( {
5336	htmlPrefilter: function( html ) {
5337		return html;
5338	},
5339
5340	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
5341		var i, l, srcElements, destElements,
5342			clone = elem.cloneNode( true ),
5343			inPage = isAttached$1( elem );
5344
5345		// Fix IE cloning issues
5346		if ( isIE && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
5347				!jQuery.isXMLDoc( elem ) ) {
5348
5349			// We eschew jQuery#find here for performance reasons:
5350			// https://jsperf.com/getall-vs-sizzle/2
5351			destElements = getAll( clone );
5352			srcElements = getAll( elem );
5353
5354			for ( i = 0, l = srcElements.length; i < l; i++ ) {
5355
5356				// Support: IE <=11+
5357				// IE fails to set the defaultValue to the correct value when
5358				// cloning textareas.
5359				if ( nodeName( destElements[ i ], "textarea" ) ) {
5360					destElements[ i ].defaultValue = srcElements[ i ].defaultValue;
5361				}
5362			}
5363		}
5364
5365		// Copy the events from the original to the clone
5366		if ( dataAndEvents ) {
5367			if ( deepDataAndEvents ) {
5368				srcElements = srcElements || getAll( elem );
5369				destElements = destElements || getAll( clone );
5370
5371				for ( i = 0, l = srcElements.length; i < l; i++ ) {
5372					cloneCopyEvent( srcElements[ i ], destElements[ i ] );
5373				}
5374			} else {
5375				cloneCopyEvent( elem, clone );
5376			}
5377		}
5378
5379		// Preserve script evaluation history
5380		destElements = getAll( clone, "script" );
5381		if ( destElements.length > 0 ) {
5382			setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
5383		}
5384
5385		// Return the cloned set
5386		return clone;
5387	},
5388
5389	cleanData: function( elems ) {
5390		var data, elem, type,
5391			special = jQuery.event.special,
5392			i = 0;
5393
5394		for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
5395			if ( acceptData( elem ) ) {
5396				if ( ( data = elem[ dataPriv.expando ] ) ) {
5397					if ( data.events ) {
5398						for ( type in data.events ) {
5399							if ( special[ type ] ) {
5400								jQuery.event.remove( elem, type );
5401
5402							// This is a shortcut to avoid jQuery.event.remove's overhead
5403							} else {
5404								jQuery.removeEvent( elem, type, data.handle );
5405							}
5406						}
5407					}
5408
5409					// Support: Chrome <=35 - 45+
5410					// Assign undefined instead of using delete, see Data#remove
5411					elem[ dataPriv.expando ] = undefined;
5412				}
5413				if ( elem[ dataUser.expando ] ) {
5414
5415					// Support: Chrome <=35 - 45+
5416					// Assign undefined instead of using delete, see Data#remove
5417					elem[ dataUser.expando ] = undefined;
5418				}
5419			}
5420		}
5421	}
5422} );
5423
5424jQuery.fn.extend( {
5425	detach: function( selector ) {
5426		return remove( this, selector, true );
5427	},
5428
5429	remove: function( selector ) {
5430		return remove( this, selector );
5431	},
5432
5433	text: function( value ) {
5434		return access( this, function( value ) {
5435			return value === undefined ?
5436				jQuery.text( this ) :
5437				this.empty().each( function() {
5438					if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5439						this.textContent = value;
5440					}
5441				} );
5442		}, null, value, arguments.length );
5443	},
5444
5445	append: function() {
5446		return domManip( this, arguments, function( elem ) {
5447			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5448				var target = manipulationTarget( this, elem );
5449				target.appendChild( elem );
5450			}
5451		} );
5452	},
5453
5454	prepend: function() {
5455		return domManip( this, arguments, function( elem ) {
5456			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5457				var target = manipulationTarget( this, elem );
5458				target.insertBefore( elem, target.firstChild );
5459			}
5460		} );
5461	},
5462
5463	before: function() {
5464		return domManip( this, arguments, function( elem ) {
5465			if ( this.parentNode ) {
5466				this.parentNode.insertBefore( elem, this );
5467			}
5468		} );
5469	},
5470
5471	after: function() {
5472		return domManip( this, arguments, function( elem ) {
5473			if ( this.parentNode ) {
5474				this.parentNode.insertBefore( elem, this.nextSibling );
5475			}
5476		} );
5477	},
5478
5479	empty: function() {
5480		var elem,
5481			i = 0;
5482
5483		for ( ; ( elem = this[ i ] ) != null; i++ ) {
5484			if ( elem.nodeType === 1 ) {
5485
5486				// Prevent memory leaks
5487				jQuery.cleanData( getAll( elem, false ) );
5488
5489				// Remove any remaining nodes
5490				elem.textContent = "";
5491			}
5492		}
5493
5494		return this;
5495	},
5496
5497	clone: function( dataAndEvents, deepDataAndEvents ) {
5498		dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
5499		deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
5500
5501		return this.map( function() {
5502			return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
5503		} );
5504	},
5505
5506	html: function( value ) {
5507		return access( this, function( value ) {
5508			var elem = this[ 0 ] || {},
5509				i = 0,
5510				l = this.length;
5511
5512			if ( value === undefined && elem.nodeType === 1 ) {
5513				return elem.innerHTML;
5514			}
5515
5516			// See if we can take a shortcut and just use innerHTML
5517			if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
5518				!wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
5519
5520				value = jQuery.htmlPrefilter( value );
5521
5522				try {
5523					for ( ; i < l; i++ ) {
5524						elem = this[ i ] || {};
5525
5526						// Remove element nodes and prevent memory leaks
5527						if ( elem.nodeType === 1 ) {
5528							jQuery.cleanData( getAll( elem, false ) );
5529							elem.innerHTML = value;
5530						}
5531					}
5532
5533					elem = 0;
5534
5535				// If using innerHTML throws an exception, use the fallback method
5536				} catch ( e ) {}
5537			}
5538
5539			if ( elem ) {
5540				this.empty().append( value );
5541			}
5542		}, null, value, arguments.length );
5543	},
5544
5545	replaceWith: function() {
5546		var ignored = [];
5547
5548		// Make the changes, replacing each non-ignored context element with the new content
5549		return domManip( this, arguments, function( elem ) {
5550			var parent = this.parentNode;
5551
5552			if ( jQuery.inArray( this, ignored ) < 0 ) {
5553				jQuery.cleanData( getAll( this ) );
5554				if ( parent ) {
5555					parent.replaceChild( elem, this );
5556				}
5557			}
5558
5559		// Force callback invocation
5560		}, ignored );
5561	}
5562} );
5563
5564jQuery.each( {
5565	appendTo: "append",
5566	prependTo: "prepend",
5567	insertBefore: "before",
5568	insertAfter: "after",
5569	replaceAll: "replaceWith"
5570}, function( name, original ) {
5571	jQuery.fn[ name ] = function( selector ) {
5572		var elems,
5573			ret = [],
5574			insert = jQuery( selector ),
5575			last = insert.length - 1,
5576			i = 0;
5577
5578		for ( ; i <= last; i++ ) {
5579			elems = i === last ? this : this.clone( true );
5580			jQuery( insert[ i ] )[ original ]( elems );
5581			push.apply( ret, elems.get() );
5582		}
5583
5584		return this.pushStack( ret );
5585	};
5586} );
5587
5588var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
5589
5590function getStyles( elem ) {
5591
5592	// Support: IE <=11+ (trac-14150)
5593	// In IE popup's `window` is the opener window which makes `window.getComputedStyle( elem )`
5594	// break. Using `elem.ownerDocument.defaultView` avoids the issue.
5595	var view = elem.ownerDocument.defaultView;
5596
5597	// `document.implementation.createHTMLDocument( "" )` has a `null` `defaultView`
5598	// property; check `defaultView` truthiness to fallback to window in such a case.
5599	if ( !view ) {
5600		view = window;
5601	}
5602
5603	return view.getComputedStyle( elem );
5604}
5605
5606// A method for quickly swapping in/out CSS properties to get correct calculations.
5607function swap( elem, options, callback ) {
5608	var ret, name,
5609		old = {};
5610
5611	// Remember the old values, and insert the new ones
5612	for ( name in options ) {
5613		old[ name ] = elem.style[ name ];
5614		elem.style[ name ] = options[ name ];
5615	}
5616
5617	ret = callback.call( elem );
5618
5619	// Revert the old values
5620	for ( name in options ) {
5621		elem.style[ name ] = old[ name ];
5622	}
5623
5624	return ret;
5625}
5626
5627function curCSS( elem, name, computed ) {
5628	var ret;
5629
5630	computed = computed || getStyles( elem );
5631
5632	// getPropertyValue is needed for `.css('--customProperty')` (gh-3144)
5633	if ( computed ) {
5634		ret = computed.getPropertyValue( name ) || computed[ name ];
5635
5636		if ( ret === "" && !isAttached$1( elem ) ) {
5637			ret = jQuery.style( elem, name );
5638		}
5639	}
5640
5641	return ret !== undefined ?
5642
5643		// Support: IE <=9 - 11+
5644		// IE returns zIndex value as an integer.
5645		ret + "" :
5646		ret;
5647}
5648
5649var cssPrefixes = [ "Webkit", "Moz", "ms" ],
5650	emptyStyle = document.createElement( "div" ).style,
5651	vendorProps = {};
5652
5653// Return a vendor-prefixed property or undefined
5654function vendorPropName( name ) {
5655
5656	// Check for vendor prefixed names
5657	var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
5658		i = cssPrefixes.length;
5659
5660	while ( i-- ) {
5661		name = cssPrefixes[ i ] + capName;
5662		if ( name in emptyStyle ) {
5663			return name;
5664		}
5665	}
5666}
5667
5668// Return a potentially-mapped vendor prefixed property
5669function finalPropName( name ) {
5670	var final = vendorProps[ name ];
5671
5672	if ( final ) {
5673		return final;
5674	}
5675	if ( name in emptyStyle ) {
5676		return name;
5677	}
5678	return vendorProps[ name ] = vendorPropName( name ) || name;
5679}
5680
5681var
5682
5683	// Swappable if display is none or starts with table
5684	// except "table", "table-cell", or "table-caption"
5685	// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
5686	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
5687	rcustomProp = /^--/,
5688	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
5689	cssNormalTransform = {
5690		letterSpacing: "0",
5691		fontWeight: "400"
5692	};
5693
5694function setPositiveNumber( _elem, value, subtract ) {
5695
5696	// Any relative (+/-) values have already been
5697	// normalized at this point
5698	var matches = rcssNum.exec( value );
5699	return matches ?
5700
5701		// Guard against undefined "subtract", e.g., when used as in cssHooks
5702		Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
5703		value;
5704}
5705
5706function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
5707	var i = dimension === "width" ? 1 : 0,
5708		extra = 0,
5709		delta = 0;
5710
5711	// Adjustment may not be necessary
5712	if ( box === ( isBorderBox ? "border" : "content" ) ) {
5713		return 0;
5714	}
5715
5716	for ( ; i < 4; i += 2 ) {
5717
5718		// Both box models exclude margin
5719		if ( box === "margin" ) {
5720			delta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
5721		}
5722
5723		// If we get here with a content-box, we're seeking "padding" or "border" or "margin"
5724		if ( !isBorderBox ) {
5725
5726			// Add padding
5727			delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
5728
5729			// For "border" or "margin", add border
5730			if ( box !== "padding" ) {
5731				delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
5732
5733			// But still keep track of it otherwise
5734			} else {
5735				extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
5736			}
5737
5738		// If we get here with a border-box (content + padding + border), we're seeking "content" or
5739		// "padding" or "margin"
5740		} else {
5741
5742			// For "content", subtract padding
5743			if ( box === "content" ) {
5744				delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
5745			}
5746
5747			// For "content" or "padding", subtract border
5748			if ( box !== "margin" ) {
5749				delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
5750			}
5751		}
5752	}
5753
5754	// Account for positive content-box scroll gutter when requested by providing computedVal
5755	if ( !isBorderBox && computedVal >= 0 ) {
5756
5757		// offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
5758		// Assuming integer scroll gutter, subtract the rest and round down
5759		delta += Math.max( 0, Math.ceil(
5760			elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
5761			computedVal -
5762			delta -
5763			extra -
5764			0.5
5765
5766		// If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
5767		// Use an explicit zero to avoid NaN (gh-3964)
5768		) ) || 0;
5769	}
5770
5771	return delta;
5772}
5773
5774function getWidthOrHeight( elem, dimension, extra ) {
5775
5776	// Start with computed style
5777	var styles = getStyles( elem ),
5778
5779		// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
5780		// Fake content-box until we know it's needed to know the true value.
5781		boxSizingNeeded = isIE || extra,
5782		isBorderBox = boxSizingNeeded &&
5783			jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
5784		valueIsBorderBox = isBorderBox,
5785
5786		val = curCSS( elem, dimension, styles ),
5787		offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
5788
5789	// Return a confounding non-pixel value or feign ignorance, as appropriate.
5790	if ( rnumnonpx.test( val ) ) {
5791		if ( !extra ) {
5792			return val;
5793		}
5794		val = "auto";
5795	}
5796
5797
5798	if ( ( isIE &&
5799		(
5800
5801			// Support: IE 9 - 11+
5802			// Use offsetWidth/offsetHeight for when box sizing is unreliable.
5803			// In those cases, the computed value can be trusted to be border-box.
5804			isBorderBox ||
5805
5806			// Support: IE 10 - 11+
5807			// IE misreports `getComputedStyle` of table rows with width/height
5808			// set in CSS while `offset*` properties report correct values.
5809			nodeName( elem, "tr" )
5810		) ||
5811
5812		// Fall back to offsetWidth/offsetHeight when value is "auto"
5813		// This happens for inline elements with no explicit setting (gh-3571)
5814		val === "auto" ) &&
5815
5816		// Make sure the element is visible & connected
5817		elem.getClientRects().length ) {
5818
5819		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
5820
5821		// Where available, offsetWidth/offsetHeight approximate border box dimensions.
5822		// Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
5823		// retrieved value as a content box dimension.
5824		valueIsBorderBox = offsetProp in elem;
5825		if ( valueIsBorderBox ) {
5826			val = elem[ offsetProp ];
5827		}
5828	}
5829
5830	// Normalize "" and auto
5831	val = parseFloat( val ) || 0;
5832
5833	// Adjust for the element's box model
5834	return ( val +
5835		boxModelAdjustment(
5836			elem,
5837			dimension,
5838			extra || ( isBorderBox ? "border" : "content" ),
5839			valueIsBorderBox,
5840			styles,
5841
5842			// Provide the current computed size to request scroll gutter calculation (gh-3589)
5843			val
5844		)
5845	) + "px";
5846}
5847
5848jQuery.extend( {
5849
5850	// Add in style property hooks for overriding the default
5851	// behavior of getting and setting a style property
5852	cssHooks: {},
5853
5854	// Get and set the style property on a DOM Node
5855	style: function( elem, name, value, extra ) {
5856
5857		// Don't set styles on text and comment nodes
5858		if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
5859			return;
5860		}
5861
5862		// Make sure that we're working with the right name
5863		var ret, type, hooks,
5864			origName = cssCamelCase( name ),
5865			isCustomProp = rcustomProp.test( name ),
5866			style = elem.style;
5867
5868		// Make sure that we're working with the right name. We don't
5869		// want to query the value if it is a CSS custom property
5870		// since they are user-defined.
5871		if ( !isCustomProp ) {
5872			name = finalPropName( origName );
5873		}
5874
5875		// Gets hook for the prefixed version, then unprefixed version
5876		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
5877
5878		// Check if we're setting a value
5879		if ( value !== undefined ) {
5880			type = typeof value;
5881
5882			// Convert "+=" or "-=" to relative numbers (#7345)
5883			if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
5884				value = adjustCSS( elem, name, ret );
5885
5886				// Fixes bug #9237
5887				type = "number";
5888			}
5889
5890			// Make sure that null and NaN values aren't set (#7116)
5891			if ( value == null || value !== value ) {
5892				return;
5893			}
5894
5895			// If the value is a number, add `px` for certain CSS properties
5896			if ( type === "number" ) {
5897				value += ret && ret[ 3 ] || ( isAutoPx( origName ) ? "px" : "" );
5898			}
5899
5900			// Support: IE <=9 - 11+
5901			// background-* props of a cloned element affect the source element (#8908)
5902			if ( isIE && value === "" && name.indexOf( "background" ) === 0 ) {
5903				style[ name ] = "inherit";
5904			}
5905
5906			// If a hook was provided, use that value, otherwise just set the specified value
5907			if ( !hooks || !( "set" in hooks ) ||
5908				( value = hooks.set( elem, value, extra ) ) !== undefined ) {
5909
5910				if ( isCustomProp ) {
5911					style.setProperty( name, value );
5912				} else {
5913					style[ name ] = value;
5914				}
5915			}
5916
5917		} else {
5918
5919			// If a hook was provided get the non-computed value from there
5920			if ( hooks && "get" in hooks &&
5921				( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
5922
5923				return ret;
5924			}
5925
5926			// Otherwise just get the value from the style object
5927			return style[ name ];
5928		}
5929	},
5930
5931	css: function( elem, name, extra, styles ) {
5932		var val, num, hooks,
5933			origName = cssCamelCase( name ),
5934			isCustomProp = rcustomProp.test( name );
5935
5936		// Make sure that we're working with the right name. We don't
5937		// want to modify the value if it is a CSS custom property
5938		// since they are user-defined.
5939		if ( !isCustomProp ) {
5940			name = finalPropName( origName );
5941		}
5942
5943		// Try prefixed name followed by the unprefixed name
5944		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
5945
5946		// If a hook was provided get the computed value from there
5947		if ( hooks && "get" in hooks ) {
5948			val = hooks.get( elem, true, extra );
5949		}
5950
5951		// Otherwise, if a way to get the computed value exists, use that
5952		if ( val === undefined ) {
5953			val = curCSS( elem, name, styles );
5954		}
5955
5956		// Convert "normal" to computed value
5957		if ( val === "normal" && name in cssNormalTransform ) {
5958			val = cssNormalTransform[ name ];
5959		}
5960
5961		// Make numeric if forced or a qualifier was provided and val looks numeric
5962		if ( extra === "" || extra ) {
5963			num = parseFloat( val );
5964			return extra === true || isFinite( num ) ? num || 0 : val;
5965		}
5966
5967		return val;
5968	}
5969} );
5970
5971jQuery.each( [ "height", "width" ], function( _i, dimension ) {
5972	jQuery.cssHooks[ dimension ] = {
5973		get: function( elem, computed, extra ) {
5974			if ( computed ) {
5975
5976				// Certain elements can have dimension info if we invisibly show them
5977				// but it must have a current display style that would benefit
5978				return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
5979
5980					// Support: Safari <=8 - 12+, Chrome <=73+
5981					// Table columns in WebKit/Blink have non-zero offsetWidth & zero
5982					// getBoundingClientRect().width unless display is changed.
5983					// Support: IE <=11+
5984					// Running getBoundingClientRect on a disconnected node
5985					// in IE throws an error.
5986					( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
5987					swap( elem, cssShow, function() {
5988						return getWidthOrHeight( elem, dimension, extra );
5989					} ) :
5990					getWidthOrHeight( elem, dimension, extra );
5991			}
5992		},
5993
5994		set: function( elem, value, extra ) {
5995			var matches,
5996				styles = getStyles( elem ),
5997
5998				// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
5999				isBorderBox = extra &&
6000					jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6001				subtract = extra ?
6002					boxModelAdjustment(
6003						elem,
6004						dimension,
6005						extra,
6006						isBorderBox,
6007						styles
6008					) :
6009					0;
6010
6011			// Convert to pixels if value adjustment is needed
6012			if ( subtract && ( matches = rcssNum.exec( value ) ) &&
6013				( matches[ 3 ] || "px" ) !== "px" ) {
6014
6015				elem.style[ dimension ] = value;
6016				value = jQuery.css( elem, dimension );
6017			}
6018
6019			return setPositiveNumber( elem, value, subtract );
6020		}
6021	};
6022} );
6023
6024// These hooks are used by animate to expand properties
6025jQuery.each( {
6026	margin: "",
6027	padding: "",
6028	border: "Width"
6029}, function( prefix, suffix ) {
6030	jQuery.cssHooks[ prefix + suffix ] = {
6031		expand: function( value ) {
6032			var i = 0,
6033				expanded = {},
6034
6035				// Assumes a single number if not a string
6036				parts = typeof value === "string" ? value.split( " " ) : [ value ];
6037
6038			for ( ; i < 4; i++ ) {
6039				expanded[ prefix + cssExpand[ i ] + suffix ] =
6040					parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
6041			}
6042
6043			return expanded;
6044		}
6045	};
6046
6047	if ( prefix !== "margin" ) {
6048		jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
6049	}
6050} );
6051
6052jQuery.fn.extend( {
6053	css: function( name, value ) {
6054		return access( this, function( elem, name, value ) {
6055			var styles, len,
6056				map = {},
6057				i = 0;
6058
6059			if ( Array.isArray( name ) ) {
6060				styles = getStyles( elem );
6061				len = name.length;
6062
6063				for ( ; i < len; i++ ) {
6064					map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6065				}
6066
6067				return map;
6068			}
6069
6070			return value !== undefined ?
6071				jQuery.style( elem, name, value ) :
6072				jQuery.css( elem, name );
6073		}, name, value, arguments.length > 1 );
6074	}
6075} );
6076
6077function Tween( elem, options, prop, end, easing ) {
6078	return new Tween.prototype.init( elem, options, prop, end, easing );
6079}
6080jQuery.Tween = Tween;
6081
6082Tween.prototype = {
6083	constructor: Tween,
6084	init: function( elem, options, prop, end, easing, unit ) {
6085		this.elem = elem;
6086		this.prop = prop;
6087		this.easing = easing || jQuery.easing._default;
6088		this.options = options;
6089		this.start = this.now = this.cur();
6090		this.end = end;
6091		this.unit = unit || ( isAutoPx( prop ) ? "px" : "" );
6092	},
6093	cur: function() {
6094		var hooks = Tween.propHooks[ this.prop ];
6095
6096		return hooks && hooks.get ?
6097			hooks.get( this ) :
6098			Tween.propHooks._default.get( this );
6099	},
6100	run: function( percent ) {
6101		var eased,
6102			hooks = Tween.propHooks[ this.prop ];
6103
6104		if ( this.options.duration ) {
6105			this.pos = eased = jQuery.easing[ this.easing ](
6106				percent, this.options.duration * percent, 0, 1, this.options.duration
6107			);
6108		} else {
6109			this.pos = eased = percent;
6110		}
6111		this.now = ( this.end - this.start ) * eased + this.start;
6112
6113		if ( this.options.step ) {
6114			this.options.step.call( this.elem, this.now, this );
6115		}
6116
6117		if ( hooks && hooks.set ) {
6118			hooks.set( this );
6119		} else {
6120			Tween.propHooks._default.set( this );
6121		}
6122		return this;
6123	}
6124};
6125
6126Tween.prototype.init.prototype = Tween.prototype;
6127
6128Tween.propHooks = {
6129	_default: {
6130		get: function( tween ) {
6131			var result;
6132
6133			// Use a property on the element directly when it is not a DOM element,
6134			// or when there is no matching style property that exists.
6135			if ( tween.elem.nodeType !== 1 ||
6136				tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
6137				return tween.elem[ tween.prop ];
6138			}
6139
6140			// Passing an empty string as a 3rd parameter to .css will automatically
6141			// attempt a parseFloat and fallback to a string if the parse fails.
6142			// Simple values such as "10px" are parsed to Float;
6143			// complex values such as "rotate(1rad)" are returned as-is.
6144			result = jQuery.css( tween.elem, tween.prop, "" );
6145
6146			// Empty strings, null, undefined and "auto" are converted to 0.
6147			return !result || result === "auto" ? 0 : result;
6148		},
6149		set: function( tween ) {
6150
6151			// Use step hook for back compat.
6152			// Use cssHook if its there.
6153			// Use .style if available and use plain properties where available.
6154			if ( jQuery.fx.step[ tween.prop ] ) {
6155				jQuery.fx.step[ tween.prop ]( tween );
6156			} else if ( tween.elem.nodeType === 1 && (
6157				jQuery.cssHooks[ tween.prop ] ||
6158					tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {
6159				jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
6160			} else {
6161				tween.elem[ tween.prop ] = tween.now;
6162			}
6163		}
6164	}
6165};
6166
6167jQuery.easing = {
6168	linear: function( p ) {
6169		return p;
6170	},
6171	swing: function( p ) {
6172		return 0.5 - Math.cos( p * Math.PI ) / 2;
6173	},
6174	_default: "swing"
6175};
6176
6177jQuery.fx = Tween.prototype.init;
6178
6179// Back compat <1.8 extension point
6180jQuery.fx.step = {};
6181
6182var
6183	fxNow, inProgress,
6184	rfxtypes = /^(?:toggle|show|hide)$/,
6185	rrun = /queueHooks$/;
6186
6187function schedule() {
6188	if ( inProgress ) {
6189		if ( document.hidden === false && window.requestAnimationFrame ) {
6190			window.requestAnimationFrame( schedule );
6191		} else {
6192			window.setTimeout( schedule, jQuery.fx.interval );
6193		}
6194
6195		jQuery.fx.tick();
6196	}
6197}
6198
6199// Animations created synchronously will run synchronously
6200function createFxNow() {
6201	window.setTimeout( function() {
6202		fxNow = undefined;
6203	} );
6204	return ( fxNow = Date.now() );
6205}
6206
6207// Generate parameters to create a standard animation
6208function genFx( type, includeWidth ) {
6209	var which,
6210		i = 0,
6211		attrs = { height: type };
6212
6213	// If we include width, step value is 1 to do all cssExpand values,
6214	// otherwise step value is 2 to skip over Left and Right
6215	includeWidth = includeWidth ? 1 : 0;
6216	for ( ; i < 4; i += 2 - includeWidth ) {
6217		which = cssExpand[ i ];
6218		attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
6219	}
6220
6221	if ( includeWidth ) {
6222		attrs.opacity = attrs.width = type;
6223	}
6224
6225	return attrs;
6226}
6227
6228function createTween( value, prop, animation ) {
6229	var tween,
6230		collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
6231		index = 0,
6232		length = collection.length;
6233	for ( ; index < length; index++ ) {
6234		if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
6235
6236			// We're done with this property
6237			return tween;
6238		}
6239	}
6240}
6241
6242function defaultPrefilter( elem, props, opts ) {
6243	var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
6244		isBox = "width" in props || "height" in props,
6245		anim = this,
6246		orig = {},
6247		style = elem.style,
6248		hidden = elem.nodeType && isHiddenWithinTree( elem ),
6249		dataShow = dataPriv.get( elem, "fxshow" );
6250
6251	// Queue-skipping animations hijack the fx hooks
6252	if ( !opts.queue ) {
6253		hooks = jQuery._queueHooks( elem, "fx" );
6254		if ( hooks.unqueued == null ) {
6255			hooks.unqueued = 0;
6256			oldfire = hooks.empty.fire;
6257			hooks.empty.fire = function() {
6258				if ( !hooks.unqueued ) {
6259					oldfire();
6260				}
6261			};
6262		}
6263		hooks.unqueued++;
6264
6265		anim.always( function() {
6266
6267			// Ensure the complete handler is called before this completes
6268			anim.always( function() {
6269				hooks.unqueued--;
6270				if ( !jQuery.queue( elem, "fx" ).length ) {
6271					hooks.empty.fire();
6272				}
6273			} );
6274		} );
6275	}
6276
6277	// Detect show/hide animations
6278	for ( prop in props ) {
6279		value = props[ prop ];
6280		if ( rfxtypes.test( value ) ) {
6281			delete props[ prop ];
6282			toggle = toggle || value === "toggle";
6283			if ( value === ( hidden ? "hide" : "show" ) ) {
6284
6285				// Pretend to be hidden if this is a "show" and
6286				// there is still data from a stopped show/hide
6287				if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
6288					hidden = true;
6289
6290				// Ignore all other no-op show/hide data
6291				} else {
6292					continue;
6293				}
6294			}
6295			orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
6296		}
6297	}
6298
6299	// Bail out if this is a no-op like .hide().hide()
6300	propTween = !jQuery.isEmptyObject( props );
6301	if ( !propTween && jQuery.isEmptyObject( orig ) ) {
6302		return;
6303	}
6304
6305	// Restrict "overflow" and "display" styles during box animations
6306	if ( isBox && elem.nodeType === 1 ) {
6307
6308		// Support: IE <=9 - 11+
6309		// Record all 3 overflow attributes because IE does not infer the shorthand
6310		// from identically-valued overflowX and overflowY.
6311		opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
6312
6313		// Identify a display type, preferring old show/hide data over the CSS cascade
6314		restoreDisplay = dataShow && dataShow.display;
6315		if ( restoreDisplay == null ) {
6316			restoreDisplay = dataPriv.get( elem, "display" );
6317		}
6318		display = jQuery.css( elem, "display" );
6319		if ( display === "none" ) {
6320			if ( restoreDisplay ) {
6321				display = restoreDisplay;
6322			} else {
6323
6324				// Get nonempty value(s) by temporarily forcing visibility
6325				showHide( [ elem ], true );
6326				restoreDisplay = elem.style.display || restoreDisplay;
6327				display = jQuery.css( elem, "display" );
6328				showHide( [ elem ] );
6329			}
6330		}
6331
6332		// Animate inline elements as inline-block
6333		if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) {
6334			if ( jQuery.css( elem, "float" ) === "none" ) {
6335
6336				// Restore the original display value at the end of pure show/hide animations
6337				if ( !propTween ) {
6338					anim.done( function() {
6339						style.display = restoreDisplay;
6340					} );
6341					if ( restoreDisplay == null ) {
6342						display = style.display;
6343						restoreDisplay = display === "none" ? "" : display;
6344					}
6345				}
6346				style.display = "inline-block";
6347			}
6348		}
6349	}
6350
6351	if ( opts.overflow ) {
6352		style.overflow = "hidden";
6353		anim.always( function() {
6354			style.overflow = opts.overflow[ 0 ];
6355			style.overflowX = opts.overflow[ 1 ];
6356			style.overflowY = opts.overflow[ 2 ];
6357		} );
6358	}
6359
6360	// Implement show/hide animations
6361	propTween = false;
6362	for ( prop in orig ) {
6363
6364		// General show/hide setup for this element animation
6365		if ( !propTween ) {
6366			if ( dataShow ) {
6367				if ( "hidden" in dataShow ) {
6368					hidden = dataShow.hidden;
6369				}
6370			} else {
6371				dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } );
6372			}
6373
6374			// Store hidden/visible for toggle so `.stop().toggle()` "reverses"
6375			if ( toggle ) {
6376				dataShow.hidden = !hidden;
6377			}
6378
6379			// Show elements before animating them
6380			if ( hidden ) {
6381				showHide( [ elem ], true );
6382			}
6383
6384			// eslint-disable-next-line no-loop-func
6385			anim.done( function() {
6386
6387				// The final step of a "hide" animation is actually hiding the element
6388				if ( !hidden ) {
6389					showHide( [ elem ] );
6390				}
6391				dataPriv.remove( elem, "fxshow" );
6392				for ( prop in orig ) {
6393					jQuery.style( elem, prop, orig[ prop ] );
6394				}
6395			} );
6396		}
6397
6398		// Per-property setup
6399		propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
6400		if ( !( prop in dataShow ) ) {
6401			dataShow[ prop ] = propTween.start;
6402			if ( hidden ) {
6403				propTween.end = propTween.start;
6404				propTween.start = 0;
6405			}
6406		}
6407	}
6408}
6409
6410function propFilter( props, specialEasing ) {
6411	var index, name, easing, value, hooks;
6412
6413	// camelCase, specialEasing and expand cssHook pass
6414	for ( index in props ) {
6415		name = cssCamelCase( index );
6416		easing = specialEasing[ name ];
6417		value = props[ index ];
6418		if ( Array.isArray( value ) ) {
6419			easing = value[ 1 ];
6420			value = props[ index ] = value[ 0 ];
6421		}
6422
6423		if ( index !== name ) {
6424			props[ name ] = value;
6425			delete props[ index ];
6426		}
6427
6428		hooks = jQuery.cssHooks[ name ];
6429		if ( hooks && "expand" in hooks ) {
6430			value = hooks.expand( value );
6431			delete props[ name ];
6432
6433			// Not quite $.extend, this won't overwrite existing keys.
6434			// Reusing 'index' because we have the correct "name"
6435			for ( index in value ) {
6436				if ( !( index in props ) ) {
6437					props[ index ] = value[ index ];
6438					specialEasing[ index ] = easing;
6439				}
6440			}
6441		} else {
6442			specialEasing[ name ] = easing;
6443		}
6444	}
6445}
6446
6447function Animation( elem, properties, options ) {
6448	var result,
6449		stopped,
6450		index = 0,
6451		length = Animation.prefilters.length,
6452		deferred = jQuery.Deferred().always( function() {
6453
6454			// Don't match elem in the :animated selector
6455			delete tick.elem;
6456		} ),
6457		tick = function() {
6458			if ( stopped ) {
6459				return false;
6460			}
6461			var currentTime = fxNow || createFxNow(),
6462				remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
6463
6464				percent = 1 - ( remaining / animation.duration || 0 ),
6465				index = 0,
6466				length = animation.tweens.length;
6467
6468			for ( ; index < length; index++ ) {
6469				animation.tweens[ index ].run( percent );
6470			}
6471
6472			deferred.notifyWith( elem, [ animation, percent, remaining ] );
6473
6474			// If there's more to do, yield
6475			if ( percent < 1 && length ) {
6476				return remaining;
6477			}
6478
6479			// If this was an empty animation, synthesize a final progress notification
6480			if ( !length ) {
6481				deferred.notifyWith( elem, [ animation, 1, 0 ] );
6482			}
6483
6484			// Resolve the animation and report its conclusion
6485			deferred.resolveWith( elem, [ animation ] );
6486			return false;
6487		},
6488		animation = deferred.promise( {
6489			elem: elem,
6490			props: jQuery.extend( {}, properties ),
6491			opts: jQuery.extend( true, {
6492				specialEasing: {},
6493				easing: jQuery.easing._default
6494			}, options ),
6495			originalProperties: properties,
6496			originalOptions: options,
6497			startTime: fxNow || createFxNow(),
6498			duration: options.duration,
6499			tweens: [],
6500			createTween: function( prop, end ) {
6501				var tween = jQuery.Tween( elem, animation.opts, prop, end,
6502					animation.opts.specialEasing[ prop ] || animation.opts.easing );
6503				animation.tweens.push( tween );
6504				return tween;
6505			},
6506			stop: function( gotoEnd ) {
6507				var index = 0,
6508
6509					// If we are going to the end, we want to run all the tweens
6510					// otherwise we skip this part
6511					length = gotoEnd ? animation.tweens.length : 0;
6512				if ( stopped ) {
6513					return this;
6514				}
6515				stopped = true;
6516				for ( ; index < length; index++ ) {
6517					animation.tweens[ index ].run( 1 );
6518				}
6519
6520				// Resolve when we played the last frame; otherwise, reject
6521				if ( gotoEnd ) {
6522					deferred.notifyWith( elem, [ animation, 1, 0 ] );
6523					deferred.resolveWith( elem, [ animation, gotoEnd ] );
6524				} else {
6525					deferred.rejectWith( elem, [ animation, gotoEnd ] );
6526				}
6527				return this;
6528			}
6529		} ),
6530		props = animation.props;
6531
6532	propFilter( props, animation.opts.specialEasing );
6533
6534	for ( ; index < length; index++ ) {
6535		result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
6536		if ( result ) {
6537			if ( typeof result.stop === "function" ) {
6538				jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
6539					result.stop.bind( result );
6540			}
6541			return result;
6542		}
6543	}
6544
6545	jQuery.map( props, createTween, animation );
6546
6547	if ( typeof animation.opts.start === "function" ) {
6548		animation.opts.start.call( elem, animation );
6549	}
6550
6551	// Attach callbacks from options
6552	animation
6553		.progress( animation.opts.progress )
6554		.done( animation.opts.done, animation.opts.complete )
6555		.fail( animation.opts.fail )
6556		.always( animation.opts.always );
6557
6558	jQuery.fx.timer(
6559		jQuery.extend( tick, {
6560			elem: elem,
6561			anim: animation,
6562			queue: animation.opts.queue
6563		} )
6564	);
6565
6566	return animation;
6567}
6568
6569jQuery.Animation = jQuery.extend( Animation, {
6570
6571	tweeners: {
6572		"*": [ function( prop, value ) {
6573			var tween = this.createTween( prop, value );
6574			adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
6575			return tween;
6576		} ]
6577	},
6578
6579	tweener: function( props, callback ) {
6580		if ( typeof props === "function" ) {
6581			callback = props;
6582			props = [ "*" ];
6583		} else {
6584			props = props.match( rnothtmlwhite );
6585		}
6586
6587		var prop,
6588			index = 0,
6589			length = props.length;
6590
6591		for ( ; index < length; index++ ) {
6592			prop = props[ index ];
6593			Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
6594			Animation.tweeners[ prop ].unshift( callback );
6595		}
6596	},
6597
6598	prefilters: [ defaultPrefilter ],
6599
6600	prefilter: function( callback, prepend ) {
6601		if ( prepend ) {
6602			Animation.prefilters.unshift( callback );
6603		} else {
6604			Animation.prefilters.push( callback );
6605		}
6606	}
6607} );
6608
6609jQuery.speed = function( speed, easing, fn ) {
6610	var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
6611		complete: fn || !fn && easing ||
6612			typeof speed === "function" && speed,
6613		duration: speed,
6614		easing: fn && easing || easing && typeof easing !== "function" && easing
6615	};
6616
6617	// Go to the end state if fx are off
6618	if ( jQuery.fx.off ) {
6619		opt.duration = 0;
6620
6621	} else {
6622		if ( typeof opt.duration !== "number" ) {
6623			if ( opt.duration in jQuery.fx.speeds ) {
6624				opt.duration = jQuery.fx.speeds[ opt.duration ];
6625
6626			} else {
6627				opt.duration = jQuery.fx.speeds._default;
6628			}
6629		}
6630	}
6631
6632	// Normalize opt.queue - true/undefined/null -> "fx"
6633	if ( opt.queue == null || opt.queue === true ) {
6634		opt.queue = "fx";
6635	}
6636
6637	// Queueing
6638	opt.old = opt.complete;
6639
6640	opt.complete = function() {
6641		if ( typeof opt.old === "function" ) {
6642			opt.old.call( this );
6643		}
6644
6645		if ( opt.queue ) {
6646			jQuery.dequeue( this, opt.queue );
6647		}
6648	};
6649
6650	return opt;
6651};
6652
6653jQuery.fn.extend( {
6654	fadeTo: function( speed, to, easing, callback ) {
6655
6656		// Show any hidden elements after setting opacity to 0
6657		return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show()
6658
6659			// Animate to the value specified
6660			.end().animate( { opacity: to }, speed, easing, callback );
6661	},
6662	animate: function( prop, speed, easing, callback ) {
6663		var empty = jQuery.isEmptyObject( prop ),
6664			optall = jQuery.speed( speed, easing, callback ),
6665			doAnimation = function() {
6666
6667				// Operate on a copy of prop so per-property easing won't be lost
6668				var anim = Animation( this, jQuery.extend( {}, prop ), optall );
6669
6670				// Empty animations, or finishing resolves immediately
6671				if ( empty || dataPriv.get( this, "finish" ) ) {
6672					anim.stop( true );
6673				}
6674			};
6675
6676		doAnimation.finish = doAnimation;
6677
6678		return empty || optall.queue === false ?
6679			this.each( doAnimation ) :
6680			this.queue( optall.queue, doAnimation );
6681	},
6682	stop: function( type, clearQueue, gotoEnd ) {
6683		var stopQueue = function( hooks ) {
6684			var stop = hooks.stop;
6685			delete hooks.stop;
6686			stop( gotoEnd );
6687		};
6688
6689		if ( typeof type !== "string" ) {
6690			gotoEnd = clearQueue;
6691			clearQueue = type;
6692			type = undefined;
6693		}
6694		if ( clearQueue ) {
6695			this.queue( type || "fx", [] );
6696		}
6697
6698		return this.each( function() {
6699			var dequeue = true,
6700				index = type != null && type + "queueHooks",
6701				timers = jQuery.timers,
6702				data = dataPriv.get( this );
6703
6704			if ( index ) {
6705				if ( data[ index ] && data[ index ].stop ) {
6706					stopQueue( data[ index ] );
6707				}
6708			} else {
6709				for ( index in data ) {
6710					if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
6711						stopQueue( data[ index ] );
6712					}
6713				}
6714			}
6715
6716			for ( index = timers.length; index--; ) {
6717				if ( timers[ index ].elem === this &&
6718					( type == null || timers[ index ].queue === type ) ) {
6719
6720					timers[ index ].anim.stop( gotoEnd );
6721					dequeue = false;
6722					timers.splice( index, 1 );
6723				}
6724			}
6725
6726			// Start the next in the queue if the last step wasn't forced.
6727			// Timers currently will call their complete callbacks, which
6728			// will dequeue but only if they were gotoEnd.
6729			if ( dequeue || !gotoEnd ) {
6730				jQuery.dequeue( this, type );
6731			}
6732		} );
6733	},
6734	finish: function( type ) {
6735		if ( type !== false ) {
6736			type = type || "fx";
6737		}
6738		return this.each( function() {
6739			var index,
6740				data = dataPriv.get( this ),
6741				queue = data[ type + "queue" ],
6742				hooks = data[ type + "queueHooks" ],
6743				timers = jQuery.timers,
6744				length = queue ? queue.length : 0;
6745
6746			// Enable finishing flag on private data
6747			data.finish = true;
6748
6749			// Empty the queue first
6750			jQuery.queue( this, type, [] );
6751
6752			if ( hooks && hooks.stop ) {
6753				hooks.stop.call( this, true );
6754			}
6755
6756			// Look for any active animations, and finish them
6757			for ( index = timers.length; index--; ) {
6758				if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
6759					timers[ index ].anim.stop( true );
6760					timers.splice( index, 1 );
6761				}
6762			}
6763
6764			// Look for any animations in the old queue and finish them
6765			for ( index = 0; index < length; index++ ) {
6766				if ( queue[ index ] && queue[ index ].finish ) {
6767					queue[ index ].finish.call( this );
6768				}
6769			}
6770
6771			// Turn off finishing flag
6772			delete data.finish;
6773		} );
6774	}
6775} );
6776
6777jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) {
6778	var cssFn = jQuery.fn[ name ];
6779	jQuery.fn[ name ] = function( speed, easing, callback ) {
6780		return speed == null || typeof speed === "boolean" ?
6781			cssFn.apply( this, arguments ) :
6782			this.animate( genFx( name, true ), speed, easing, callback );
6783	};
6784} );
6785
6786// Generate shortcuts for custom animations
6787jQuery.each( {
6788	slideDown: genFx( "show" ),
6789	slideUp: genFx( "hide" ),
6790	slideToggle: genFx( "toggle" ),
6791	fadeIn: { opacity: "show" },
6792	fadeOut: { opacity: "hide" },
6793	fadeToggle: { opacity: "toggle" }
6794}, function( name, props ) {
6795	jQuery.fn[ name ] = function( speed, easing, callback ) {
6796		return this.animate( props, speed, easing, callback );
6797	};
6798} );
6799
6800jQuery.timers = [];
6801jQuery.fx.tick = function() {
6802	var timer,
6803		i = 0,
6804		timers = jQuery.timers;
6805
6806	fxNow = Date.now();
6807
6808	for ( ; i < timers.length; i++ ) {
6809		timer = timers[ i ];
6810
6811		// Run the timer and safely remove it when done (allowing for external removal)
6812		if ( !timer() && timers[ i ] === timer ) {
6813			timers.splice( i--, 1 );
6814		}
6815	}
6816
6817	if ( !timers.length ) {
6818		jQuery.fx.stop();
6819	}
6820	fxNow = undefined;
6821};
6822
6823jQuery.fx.timer = function( timer ) {
6824	jQuery.timers.push( timer );
6825	jQuery.fx.start();
6826};
6827
6828jQuery.fx.interval = 13;
6829jQuery.fx.start = function() {
6830	if ( inProgress ) {
6831		return;
6832	}
6833
6834	inProgress = true;
6835	schedule();
6836};
6837
6838jQuery.fx.stop = function() {
6839	inProgress = null;
6840};
6841
6842jQuery.fx.speeds = {
6843	slow: 600,
6844	fast: 200,
6845
6846	// Default speed
6847	_default: 400
6848};
6849
6850// Based off of the plugin by Clint Helfers, with permission.
6851// https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
6852jQuery.fn.delay = function( time, type ) {
6853	time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
6854	type = type || "fx";
6855
6856	return this.queue( type, function( next, hooks ) {
6857		var timeout = window.setTimeout( next, time );
6858		hooks.stop = function() {
6859			window.clearTimeout( timeout );
6860		};
6861	} );
6862};
6863
6864jQuery.fn.extend( {
6865	attr: function( name, value ) {
6866		return access( this, jQuery.attr, name, value, arguments.length > 1 );
6867	},
6868
6869	removeAttr: function( name ) {
6870		return this.each( function() {
6871			jQuery.removeAttr( this, name );
6872		} );
6873	}
6874} );
6875
6876jQuery.extend( {
6877	attr: function( elem, name, value ) {
6878		var ret, hooks,
6879			nType = elem.nodeType;
6880
6881		// Don't get/set attributes on text, comment and attribute nodes
6882		if ( nType === 3 || nType === 8 || nType === 2 ) {
6883			return;
6884		}
6885
6886		// Fallback to prop when attributes are not supported
6887		if ( typeof elem.getAttribute === "undefined" ) {
6888			return jQuery.prop( elem, name, value );
6889		}
6890
6891		// Attribute hooks are determined by the lowercase version
6892		// Grab necessary hook if one is defined
6893		if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
6894			hooks = jQuery.attrHooks[ name.toLowerCase() ];
6895		}
6896
6897		if ( value !== undefined ) {
6898			if ( value === null ) {
6899				jQuery.removeAttr( elem, name );
6900				return;
6901			}
6902
6903			if ( hooks && "set" in hooks &&
6904				( ret = hooks.set( elem, value, name ) ) !== undefined ) {
6905				return ret;
6906			}
6907
6908			elem.setAttribute( name, value + "" );
6909			return value;
6910		}
6911
6912		if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
6913			return ret;
6914		}
6915
6916		ret = elem.getAttribute( name );
6917
6918		// Non-existent attributes return null, we normalize to undefined
6919		return ret == null ? undefined : ret;
6920	},
6921
6922	attrHooks: {},
6923
6924	removeAttr: function( elem, value ) {
6925		var name,
6926			i = 0,
6927
6928			// Attribute names can contain non-HTML whitespace characters
6929			// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
6930			attrNames = value && value.match( rnothtmlwhite );
6931
6932		if ( attrNames && elem.nodeType === 1 ) {
6933			while ( ( name = attrNames[ i++ ] ) ) {
6934				elem.removeAttribute( name );
6935			}
6936		}
6937	}
6938} );
6939
6940// Support: IE <=11+
6941// An input loses its value after becoming a radio
6942if ( isIE ) {
6943	jQuery.attrHooks.type = {
6944		set: function( elem, value ) {
6945			if ( value === "radio" && nodeName( elem, "input" ) ) {
6946				var val = elem.value;
6947				elem.setAttribute( "type", value );
6948				if ( val ) {
6949					elem.value = val;
6950				}
6951				return value;
6952			}
6953		}
6954	};
6955}
6956
6957jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) {
6958	jQuery.attrHooks[ name ] = {
6959		get: function( elem ) {
6960			var ret,
6961				isXML = jQuery.isXMLDoc( elem ),
6962				lowercaseName = name.toLowerCase();
6963
6964			if ( !isXML ) {
6965				ret = elem.getAttribute( name ) != null ?
6966					lowercaseName :
6967					null;
6968			}
6969			return ret;
6970		},
6971
6972		set: function( elem, value, name ) {
6973			if ( value === false ) {
6974
6975				// Remove boolean attributes when set to false
6976				jQuery.removeAttr( elem, name );
6977			} else {
6978				elem.setAttribute( name, name );
6979			}
6980			return name;
6981		}
6982	};
6983} );
6984
6985var rfocusable = /^(?:input|select|textarea|button)$/i,
6986	rclickable = /^(?:a|area)$/i;
6987
6988jQuery.fn.extend( {
6989	prop: function( name, value ) {
6990		return access( this, jQuery.prop, name, value, arguments.length > 1 );
6991	},
6992
6993	removeProp: function( name ) {
6994		return this.each( function() {
6995			delete this[ jQuery.propFix[ name ] || name ];
6996		} );
6997	}
6998} );
6999
7000jQuery.extend( {
7001	prop: function( elem, name, value ) {
7002		var ret, hooks,
7003			nType = elem.nodeType;
7004
7005		// Don't get/set properties on text, comment and attribute nodes
7006		if ( nType === 3 || nType === 8 || nType === 2 ) {
7007			return;
7008		}
7009
7010		if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7011
7012			// Fix name and attach hooks
7013			name = jQuery.propFix[ name ] || name;
7014			hooks = jQuery.propHooks[ name ];
7015		}
7016
7017		if ( value !== undefined ) {
7018			if ( hooks && "set" in hooks &&
7019				( ret = hooks.set( elem, value, name ) ) !== undefined ) {
7020				return ret;
7021			}
7022
7023			return ( elem[ name ] = value );
7024		}
7025
7026		if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
7027			return ret;
7028		}
7029
7030		return elem[ name ];
7031	},
7032
7033	propHooks: {
7034		tabIndex: {
7035			get: function( elem ) {
7036
7037				// Support: IE <=9 - 11+
7038				// elem.tabIndex doesn't always return the
7039				// correct value when it hasn't been explicitly set
7040				// https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
7041				// Use proper attribute retrieval(#12072)
7042				var tabindex = elem.getAttribute( "tabindex" );
7043
7044				if ( tabindex ) {
7045					return parseInt( tabindex, 10 );
7046				}
7047
7048				if (
7049					rfocusable.test( elem.nodeName ) ||
7050
7051					// href-less anchor's `tabIndex` property value is `0` and
7052					// the `tabindex` attribute value: `null`. We want `-1`.
7053					rclickable.test( elem.nodeName ) && elem.href
7054				) {
7055					return 0;
7056				}
7057
7058				return -1;
7059			}
7060		}
7061	},
7062
7063	propFix: {
7064		"for": "htmlFor",
7065		"class": "className"
7066	}
7067} );
7068
7069// Support: IE <=11+
7070// Accessing the selectedIndex property forces the browser to respect
7071// setting selected on the option. The getter ensures a default option
7072// is selected when in an optgroup. ESLint rule "no-unused-expressions"
7073// is disabled for this code since it considers such accessions noop.
7074if ( isIE ) {
7075	jQuery.propHooks.selected = {
7076		get: function( elem ) {
7077
7078			var parent = elem.parentNode;
7079			if ( parent && parent.parentNode ) {
7080				// eslint-disable-next-line no-unused-expressions
7081				parent.parentNode.selectedIndex;
7082			}
7083			return null;
7084		},
7085		set: function( elem ) {
7086
7087
7088			var parent = elem.parentNode;
7089			if ( parent ) {
7090				// eslint-disable-next-line no-unused-expressions
7091				parent.selectedIndex;
7092
7093				if ( parent.parentNode ) {
7094					// eslint-disable-next-line no-unused-expressions
7095					parent.parentNode.selectedIndex;
7096				}
7097			}
7098		}
7099	};
7100}
7101
7102jQuery.each( [
7103	"tabIndex",
7104	"readOnly",
7105	"maxLength",
7106	"cellSpacing",
7107	"cellPadding",
7108	"rowSpan",
7109	"colSpan",
7110	"useMap",
7111	"frameBorder",
7112	"contentEditable"
7113], function() {
7114	jQuery.propFix[ this.toLowerCase() ] = this;
7115} );
7116
7117// Strip and collapse whitespace according to HTML spec
7118// https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
7119function stripAndCollapse( value ) {
7120	var tokens = value.match( rnothtmlwhite ) || [];
7121	return tokens.join( " " );
7122}
7123
7124function getClass( elem ) {
7125	return elem.getAttribute && elem.getAttribute( "class" ) || "";
7126}
7127
7128function classesToArray( value ) {
7129	if ( Array.isArray( value ) ) {
7130		return value;
7131	}
7132	if ( typeof value === "string" ) {
7133		return value.match( rnothtmlwhite ) || [];
7134	}
7135	return [];
7136}
7137
7138jQuery.fn.extend( {
7139	addClass: function( value ) {
7140		var classes, elem, cur, curValue, clazz, j, finalValue,
7141			i = 0;
7142
7143		if ( typeof value === "function" ) {
7144			return this.each( function( j ) {
7145				jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
7146			} );
7147		}
7148
7149		classes = classesToArray( value );
7150
7151		if ( classes.length ) {
7152			while ( ( elem = this[ i++ ] ) ) {
7153				curValue = getClass( elem );
7154				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
7155
7156				if ( cur ) {
7157					j = 0;
7158					while ( ( clazz = classes[ j++ ] ) ) {
7159						if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
7160							cur += clazz + " ";
7161						}
7162					}
7163
7164					// Only assign if different to avoid unneeded rendering.
7165					finalValue = stripAndCollapse( cur );
7166					if ( curValue !== finalValue ) {
7167						elem.setAttribute( "class", finalValue );
7168					}
7169				}
7170			}
7171		}
7172
7173		return this;
7174	},
7175
7176	removeClass: function( value ) {
7177		var classes, elem, cur, curValue, clazz, j, finalValue,
7178			i = 0;
7179
7180		if ( typeof value === "function" ) {
7181			return this.each( function( j ) {
7182				jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
7183			} );
7184		}
7185
7186		if ( !arguments.length ) {
7187			return this.attr( "class", "" );
7188		}
7189
7190		classes = classesToArray( value );
7191
7192		if ( classes.length ) {
7193			while ( ( elem = this[ i++ ] ) ) {
7194				curValue = getClass( elem );
7195
7196				// This expression is here for better compressibility (see addClass)
7197				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
7198
7199				if ( cur ) {
7200					j = 0;
7201					while ( ( clazz = classes[ j++ ] ) ) {
7202
7203						// Remove *all* instances
7204						while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
7205							cur = cur.replace( " " + clazz + " ", " " );
7206						}
7207					}
7208
7209					// Only assign if different to avoid unneeded rendering.
7210					finalValue = stripAndCollapse( cur );
7211					if ( curValue !== finalValue ) {
7212						elem.setAttribute( "class", finalValue );
7213					}
7214				}
7215			}
7216		}
7217
7218		return this;
7219	},
7220
7221	toggleClass: function( value, stateVal ) {
7222		if ( typeof value === "function" ) {
7223			return this.each( function( i ) {
7224				jQuery( this ).toggleClass(
7225					value.call( this, i, getClass( this ), stateVal ),
7226					stateVal
7227				);
7228			} );
7229		}
7230
7231		if ( typeof stateVal === "boolean" ) {
7232			return stateVal ? this.addClass( value ) : this.removeClass( value );
7233		}
7234
7235		return this.each( function() {
7236			var className, i, self, classNames;
7237
7238			// Toggle individual class names
7239			i = 0;
7240			self = jQuery( this );
7241			classNames = classesToArray( value );
7242
7243			while ( ( className = classNames[ i++ ] ) ) {
7244
7245				// Check each className given, space separated list
7246				if ( self.hasClass( className ) ) {
7247					self.removeClass( className );
7248				} else {
7249					self.addClass( className );
7250				}
7251			}
7252		} );
7253	},
7254
7255	hasClass: function( selector ) {
7256		var className, elem,
7257			i = 0;
7258
7259		className = " " + selector + " ";
7260		while ( ( elem = this[ i++ ] ) ) {
7261			if ( elem.nodeType === 1 &&
7262				( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
7263				return true;
7264			}
7265		}
7266
7267		return false;
7268	}
7269} );
7270
7271jQuery.fn.extend( {
7272	val: function( value ) {
7273		var hooks, ret, valueIsFunction,
7274			elem = this[ 0 ];
7275
7276		if ( !arguments.length ) {
7277			if ( elem ) {
7278				hooks = jQuery.valHooks[ elem.type ] ||
7279					jQuery.valHooks[ elem.nodeName.toLowerCase() ];
7280
7281				if ( hooks &&
7282					"get" in hooks &&
7283					( ret = hooks.get( elem, "value" ) ) !== undefined
7284				) {
7285					return ret;
7286				}
7287
7288				ret = elem.value;
7289
7290				// Handle cases where value is null/undef or number
7291				return ret == null ? "" : ret;
7292			}
7293
7294			return;
7295		}
7296
7297		valueIsFunction = typeof value === "function";
7298
7299		return this.each( function( i ) {
7300			var val;
7301
7302			if ( this.nodeType !== 1 ) {
7303				return;
7304			}
7305
7306			if ( valueIsFunction ) {
7307				val = value.call( this, i, jQuery( this ).val() );
7308			} else {
7309				val = value;
7310			}
7311
7312			// Treat null/undefined as ""; convert numbers to string
7313			if ( val == null ) {
7314				val = "";
7315
7316			} else if ( typeof val === "number" ) {
7317				val += "";
7318
7319			} else if ( Array.isArray( val ) ) {
7320				val = jQuery.map( val, function( value ) {
7321					return value == null ? "" : value + "";
7322				} );
7323			}
7324
7325			hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
7326
7327			// If set returns undefined, fall back to normal setting
7328			if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
7329				this.value = val;
7330			}
7331		} );
7332	}
7333} );
7334
7335jQuery.extend( {
7336	valHooks: {
7337		select: {
7338			get: function( elem ) {
7339				var value, option, i,
7340					options = elem.options,
7341					index = elem.selectedIndex,
7342					one = elem.type === "select-one",
7343					values = one ? null : [],
7344					max = one ? index + 1 : options.length;
7345
7346				if ( index < 0 ) {
7347					i = max;
7348
7349				} else {
7350					i = one ? index : 0;
7351				}
7352
7353				// Loop through all the selected options
7354				for ( ; i < max; i++ ) {
7355					option = options[ i ];
7356
7357					if ( option.selected &&
7358
7359							// Don't return options that are disabled or in a disabled optgroup
7360							!option.disabled &&
7361							( !option.parentNode.disabled ||
7362								!nodeName( option.parentNode, "optgroup" ) ) ) {
7363
7364						// Get the specific value for the option
7365						value = jQuery( option ).val();
7366
7367						// We don't need an array for one selects
7368						if ( one ) {
7369							return value;
7370						}
7371
7372						// Multi-Selects return an array
7373						values.push( value );
7374					}
7375				}
7376
7377				return values;
7378			},
7379
7380			set: function( elem, value ) {
7381				var optionSet, option,
7382					options = elem.options,
7383					values = jQuery.makeArray( value ),
7384					i = options.length;
7385
7386				while ( i-- ) {
7387					option = options[ i ];
7388
7389					if ( ( option.selected =
7390						jQuery.inArray( jQuery( option ).val(), values ) > -1
7391					) ) {
7392						optionSet = true;
7393					}
7394				}
7395
7396				// Force browsers to behave consistently when non-matching value is set
7397				if ( !optionSet ) {
7398					elem.selectedIndex = -1;
7399				}
7400				return values;
7401			}
7402		}
7403	}
7404} );
7405
7406if ( isIE ) {
7407	jQuery.valHooks.option = {
7408		get: function( elem ) {
7409
7410			var val = elem.getAttribute( "value" );
7411			return val != null ?
7412				val :
7413
7414				// Support: IE <=10 - 11+
7415				// option.text throws exceptions (#14686, #14858)
7416				// Strip and collapse whitespace
7417				// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
7418				stripAndCollapse( jQuery.text( elem ) );
7419		}
7420	};
7421}
7422
7423// Radios and checkboxes getter/setter
7424jQuery.each( [ "radio", "checkbox" ], function() {
7425	jQuery.valHooks[ this ] = {
7426		set: function( elem, value ) {
7427			if ( Array.isArray( value ) ) {
7428				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
7429			}
7430		}
7431	};
7432} );
7433
7434var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
7435	stopPropagationCallback = function( e ) {
7436		e.stopPropagation();
7437	};
7438
7439jQuery.extend( jQuery.event, {
7440
7441	trigger: function( event, data, elem, onlyHandlers ) {
7442
7443		var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
7444			eventPath = [ elem || document ],
7445			type = hasOwn.call( event, "type" ) ? event.type : event,
7446			namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
7447
7448		cur = lastElement = tmp = elem = elem || document;
7449
7450		// Don't do events on text and comment nodes
7451		if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
7452			return;
7453		}
7454
7455		// focus/blur morphs to focusin/out; ensure we're not firing them right now
7456		if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
7457			return;
7458		}
7459
7460		if ( type.indexOf( "." ) > -1 ) {
7461
7462			// Namespaced trigger; create a regexp to match event type in handle()
7463			namespaces = type.split( "." );
7464			type = namespaces.shift();
7465			namespaces.sort();
7466		}
7467		ontype = type.indexOf( ":" ) < 0 && "on" + type;
7468
7469		// Caller can pass in a jQuery.Event object, Object, or just an event type string
7470		event = event[ jQuery.expando ] ?
7471			event :
7472			new jQuery.Event( type, typeof event === "object" && event );
7473
7474		// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
7475		event.isTrigger = onlyHandlers ? 2 : 3;
7476		event.namespace = namespaces.join( "." );
7477		event.rnamespace = event.namespace ?
7478			new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
7479			null;
7480
7481		// Clean up the event in case it is being reused
7482		event.result = undefined;
7483		if ( !event.target ) {
7484			event.target = elem;
7485		}
7486
7487		// Clone any incoming data and prepend the event, creating the handler arg list
7488		data = data == null ?
7489			[ event ] :
7490			jQuery.makeArray( data, [ event ] );
7491
7492		// Allow special events to draw outside the lines
7493		special = jQuery.event.special[ type ] || {};
7494		if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
7495			return;
7496		}
7497
7498		// Determine event propagation path in advance, per W3C events spec (#9951)
7499		// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
7500		if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
7501
7502			bubbleType = special.delegateType || type;
7503			if ( !rfocusMorph.test( bubbleType + type ) ) {
7504				cur = cur.parentNode;
7505			}
7506			for ( ; cur; cur = cur.parentNode ) {
7507				eventPath.push( cur );
7508				tmp = cur;
7509			}
7510
7511			// Only add window if we got to document (e.g., not plain obj or detached DOM)
7512			if ( tmp === ( elem.ownerDocument || document ) ) {
7513				eventPath.push( tmp.defaultView || tmp.parentWindow || window );
7514			}
7515		}
7516
7517		// Fire handlers on the event path
7518		i = 0;
7519		while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
7520			lastElement = cur;
7521			event.type = i > 1 ?
7522				bubbleType :
7523				special.bindType || type;
7524
7525			// jQuery handler
7526			handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] &&
7527				dataPriv.get( cur, "handle" );
7528			if ( handle ) {
7529				handle.apply( cur, data );
7530			}
7531
7532			// Native handler
7533			handle = ontype && cur[ ontype ];
7534			if ( handle && handle.apply && acceptData( cur ) ) {
7535				event.result = handle.apply( cur, data );
7536				if ( event.result === false ) {
7537					event.preventDefault();
7538				}
7539			}
7540		}
7541		event.type = type;
7542
7543		// If nobody prevented the default action, do it now
7544		if ( !onlyHandlers && !event.isDefaultPrevented() ) {
7545
7546			if ( ( !special._default ||
7547				special._default.apply( eventPath.pop(), data ) === false ) &&
7548				acceptData( elem ) ) {
7549
7550				// Call a native DOM method on the target with the same name as the event.
7551				// Don't do default actions on window, that's where global variables be (#6170)
7552				if ( ontype && typeof elem[ type ] === "function" && !isWindow( elem ) ) {
7553
7554					// Don't re-trigger an onFOO event when we call its FOO() method
7555					tmp = elem[ ontype ];
7556
7557					if ( tmp ) {
7558						elem[ ontype ] = null;
7559					}
7560
7561					// Prevent re-triggering of the same event, since we already bubbled it above
7562					jQuery.event.triggered = type;
7563
7564					if ( event.isPropagationStopped() ) {
7565						lastElement.addEventListener( type, stopPropagationCallback );
7566					}
7567
7568					elem[ type ]();
7569
7570					if ( event.isPropagationStopped() ) {
7571						lastElement.removeEventListener( type, stopPropagationCallback );
7572					}
7573
7574					jQuery.event.triggered = undefined;
7575
7576					if ( tmp ) {
7577						elem[ ontype ] = tmp;
7578					}
7579				}
7580			}
7581		}
7582
7583		return event.result;
7584	},
7585
7586	// Piggyback on a donor event to simulate a different one
7587	// Used only for `focus(in | out)` events
7588	simulate: function( type, elem, event ) {
7589		var e = jQuery.extend(
7590			new jQuery.Event(),
7591			event,
7592			{
7593				type: type,
7594				isSimulated: true
7595			}
7596		);
7597
7598		jQuery.event.trigger( e, null, elem );
7599	}
7600
7601} );
7602
7603jQuery.fn.extend( {
7604
7605	trigger: function( type, data ) {
7606		return this.each( function() {
7607			jQuery.event.trigger( type, data, this );
7608		} );
7609	},
7610	triggerHandler: function( type, data ) {
7611		var elem = this[ 0 ];
7612		if ( elem ) {
7613			return jQuery.event.trigger( type, data, elem, true );
7614		}
7615	}
7616} );
7617
7618var location = window.location;
7619
7620var nonce = { guid: Date.now() };
7621
7622var rquery = ( /\?/ );
7623
7624// Cross-browser xml parsing
7625jQuery.parseXML = function( data ) {
7626	var xml;
7627	if ( !data || typeof data !== "string" ) {
7628		return null;
7629	}
7630
7631	// Support: IE 9 - 11+
7632	// IE throws on parseFromString with invalid input.
7633	try {
7634		xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
7635	} catch ( e ) {
7636		xml = undefined;
7637	}
7638
7639	if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
7640		jQuery.error( "Invalid XML: " + data );
7641	}
7642	return xml;
7643};
7644
7645var
7646	rbracket = /\[\]$/,
7647	rCRLF = /\r?\n/g,
7648	rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
7649	rsubmittable = /^(?:input|select|textarea|keygen)/i;
7650
7651function buildParams( prefix, obj, traditional, add ) {
7652	var name;
7653
7654	if ( Array.isArray( obj ) ) {
7655
7656		// Serialize array item.
7657		jQuery.each( obj, function( i, v ) {
7658			if ( traditional || rbracket.test( prefix ) ) {
7659
7660				// Treat each array item as a scalar.
7661				add( prefix, v );
7662
7663			} else {
7664
7665				// Item is non-scalar (array or object), encode its numeric index.
7666				buildParams(
7667					prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
7668					v,
7669					traditional,
7670					add
7671				);
7672			}
7673		} );
7674
7675	} else if ( !traditional && toType( obj ) === "object" ) {
7676
7677		// Serialize object item.
7678		for ( name in obj ) {
7679			buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
7680		}
7681
7682	} else {
7683
7684		// Serialize scalar item.
7685		add( prefix, obj );
7686	}
7687}
7688
7689// Serialize an array of form elements or a set of
7690// key/values into a query string
7691jQuery.param = function( a, traditional ) {
7692	var prefix,
7693		s = [],
7694		add = function( key, valueOrFunction ) {
7695
7696			// If value is a function, invoke it and use its return value
7697			var value = typeof valueOrFunction === "function" ?
7698				valueOrFunction() :
7699				valueOrFunction;
7700
7701			s[ s.length ] = encodeURIComponent( key ) + "=" +
7702				encodeURIComponent( value == null ? "" : value );
7703		};
7704
7705	if ( a == null ) {
7706		return "";
7707	}
7708
7709	// If an array was passed in, assume that it is an array of form elements.
7710	if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
7711
7712		// Serialize the form elements
7713		jQuery.each( a, function() {
7714			add( this.name, this.value );
7715		} );
7716
7717	} else {
7718
7719		// If traditional, encode the "old" way (the way 1.3.2 or older
7720		// did it), otherwise encode params recursively.
7721		for ( prefix in a ) {
7722			buildParams( prefix, a[ prefix ], traditional, add );
7723		}
7724	}
7725
7726	// Return the resulting serialization
7727	return s.join( "&" );
7728};
7729
7730jQuery.fn.extend( {
7731	serialize: function() {
7732		return jQuery.param( this.serializeArray() );
7733	},
7734	serializeArray: function() {
7735		return this.map( function() {
7736
7737			// Can add propHook for "elements" to filter or add form elements
7738			var elements = jQuery.prop( this, "elements" );
7739			return elements ? jQuery.makeArray( elements ) : this;
7740		} ).filter( function() {
7741			var type = this.type;
7742
7743			// Use .is( ":disabled" ) so that fieldset[disabled] works
7744			return this.name && !jQuery( this ).is( ":disabled" ) &&
7745				rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
7746				( this.checked || !rcheckableType.test( type ) );
7747		} ).map( function( _i, elem ) {
7748			var val = jQuery( this ).val();
7749
7750			if ( val == null ) {
7751				return null;
7752			}
7753
7754			if ( Array.isArray( val ) ) {
7755				return jQuery.map( val, function( val ) {
7756					return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7757				} );
7758			}
7759
7760			return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
7761		} ).get();
7762	}
7763} );
7764
7765var
7766	r20 = /%20/g,
7767	rhash = /#.*$/,
7768	rantiCache = /([?&])_=[^&]*/,
7769	rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
7770
7771	// #7653, #8125, #8152: local protocol detection
7772	rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
7773	rnoContent = /^(?:GET|HEAD)$/,
7774	rprotocol = /^\/\//,
7775
7776	/* Prefilters
7777	 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
7778	 * 2) These are called:
7779	 *    - BEFORE asking for a transport
7780	 *    - AFTER param serialization (s.data is a string if s.processData is true)
7781	 * 3) key is the dataType
7782	 * 4) the catchall symbol "*" can be used
7783	 * 5) execution will start with transport dataType and THEN continue down to "*" if needed
7784	 */
7785	prefilters = {},
7786
7787	/* Transports bindings
7788	 * 1) key is the dataType
7789	 * 2) the catchall symbol "*" can be used
7790	 * 3) selection will start with transport dataType and THEN go to "*" if needed
7791	 */
7792	transports = {},
7793
7794	// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
7795	allTypes = "*/".concat( "*" ),
7796
7797	// Anchor tag for parsing the document origin
7798	originAnchor = document.createElement( "a" );
7799
7800originAnchor.href = location.href;
7801
7802// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
7803function addToPrefiltersOrTransports( structure ) {
7804
7805	// dataTypeExpression is optional and defaults to "*"
7806	return function( dataTypeExpression, func ) {
7807
7808		if ( typeof dataTypeExpression !== "string" ) {
7809			func = dataTypeExpression;
7810			dataTypeExpression = "*";
7811		}
7812
7813		var dataType,
7814			i = 0,
7815			dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];
7816
7817		if ( typeof func === "function" ) {
7818
7819			// For each dataType in the dataTypeExpression
7820			while ( ( dataType = dataTypes[ i++ ] ) ) {
7821
7822				// Prepend if requested
7823				if ( dataType[ 0 ] === "+" ) {
7824					dataType = dataType.slice( 1 ) || "*";
7825					( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
7826
7827				// Otherwise append
7828				} else {
7829					( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
7830				}
7831			}
7832		}
7833	};
7834}
7835
7836// Base inspection function for prefilters and transports
7837function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
7838
7839	var inspected = {},
7840		seekingTransport = ( structure === transports );
7841
7842	function inspect( dataType ) {
7843		var selected;
7844		inspected[ dataType ] = true;
7845		jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
7846			var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
7847			if ( typeof dataTypeOrTransport === "string" &&
7848				!seekingTransport && !inspected[ dataTypeOrTransport ] ) {
7849
7850				options.dataTypes.unshift( dataTypeOrTransport );
7851				inspect( dataTypeOrTransport );
7852				return false;
7853			} else if ( seekingTransport ) {
7854				return !( selected = dataTypeOrTransport );
7855			}
7856		} );
7857		return selected;
7858	}
7859
7860	return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
7861}
7862
7863// A special extend for ajax options
7864// that takes "flat" options (not to be deep extended)
7865// Fixes #9887
7866function ajaxExtend( target, src ) {
7867	var key, deep,
7868		flatOptions = jQuery.ajaxSettings.flatOptions || {};
7869
7870	for ( key in src ) {
7871		if ( src[ key ] !== undefined ) {
7872			( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
7873		}
7874	}
7875	if ( deep ) {
7876		jQuery.extend( true, target, deep );
7877	}
7878
7879	return target;
7880}
7881
7882/* Handles responses to an ajax request:
7883 * - finds the right dataType (mediates between content-type and expected dataType)
7884 * - returns the corresponding response
7885 */
7886function ajaxHandleResponses( s, jqXHR, responses ) {
7887
7888	var ct, type, finalDataType, firstDataType,
7889		contents = s.contents,
7890		dataTypes = s.dataTypes;
7891
7892	// Remove auto dataType and get content-type in the process
7893	while ( dataTypes[ 0 ] === "*" ) {
7894		dataTypes.shift();
7895		if ( ct === undefined ) {
7896			ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
7897		}
7898	}
7899
7900	// Check if we're dealing with a known content-type
7901	if ( ct ) {
7902		for ( type in contents ) {
7903			if ( contents[ type ] && contents[ type ].test( ct ) ) {
7904				dataTypes.unshift( type );
7905				break;
7906			}
7907		}
7908	}
7909
7910	// Check to see if we have a response for the expected dataType
7911	if ( dataTypes[ 0 ] in responses ) {
7912		finalDataType = dataTypes[ 0 ];
7913	} else {
7914
7915		// Try convertible dataTypes
7916		for ( type in responses ) {
7917			if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
7918				finalDataType = type;
7919				break;
7920			}
7921			if ( !firstDataType ) {
7922				firstDataType = type;
7923			}
7924		}
7925
7926		// Or just use first one
7927		finalDataType = finalDataType || firstDataType;
7928	}
7929
7930	// If we found a dataType
7931	// We add the dataType to the list if needed
7932	// and return the corresponding response
7933	if ( finalDataType ) {
7934		if ( finalDataType !== dataTypes[ 0 ] ) {
7935			dataTypes.unshift( finalDataType );
7936		}
7937		return responses[ finalDataType ];
7938	}
7939}
7940
7941/* Chain conversions given the request and the original response
7942 * Also sets the responseXXX fields on the jqXHR instance
7943 */
7944function ajaxConvert( s, response, jqXHR, isSuccess ) {
7945	var conv2, current, conv, tmp, prev,
7946		converters = {},
7947
7948		// Work with a copy of dataTypes in case we need to modify it for conversion
7949		dataTypes = s.dataTypes.slice();
7950
7951	// Create converters map with lowercased keys
7952	if ( dataTypes[ 1 ] ) {
7953		for ( conv in s.converters ) {
7954			converters[ conv.toLowerCase() ] = s.converters[ conv ];
7955		}
7956	}
7957
7958	current = dataTypes.shift();
7959
7960	// Convert to each sequential dataType
7961	while ( current ) {
7962
7963		if ( s.responseFields[ current ] ) {
7964			jqXHR[ s.responseFields[ current ] ] = response;
7965		}
7966
7967		// Apply the dataFilter if provided
7968		if ( !prev && isSuccess && s.dataFilter ) {
7969			response = s.dataFilter( response, s.dataType );
7970		}
7971
7972		prev = current;
7973		current = dataTypes.shift();
7974
7975		if ( current ) {
7976
7977			// There's only work to do if current dataType is non-auto
7978			if ( current === "*" ) {
7979
7980				current = prev;
7981
7982			// Convert response if prev dataType is non-auto and differs from current
7983			} else if ( prev !== "*" && prev !== current ) {
7984
7985				// Seek a direct converter
7986				conv = converters[ prev + " " + current ] || converters[ "* " + current ];
7987
7988				// If none found, seek a pair
7989				if ( !conv ) {
7990					for ( conv2 in converters ) {
7991
7992						// If conv2 outputs current
7993						tmp = conv2.split( " " );
7994						if ( tmp[ 1 ] === current ) {
7995
7996							// If prev can be converted to accepted input
7997							conv = converters[ prev + " " + tmp[ 0 ] ] ||
7998								converters[ "* " + tmp[ 0 ] ];
7999							if ( conv ) {
8000
8001								// Condense equivalence converters
8002								if ( conv === true ) {
8003									conv = converters[ conv2 ];
8004
8005								// Otherwise, insert the intermediate dataType
8006								} else if ( converters[ conv2 ] !== true ) {
8007									current = tmp[ 0 ];
8008									dataTypes.unshift( tmp[ 1 ] );
8009								}
8010								break;
8011							}
8012						}
8013					}
8014				}
8015
8016				// Apply converter (if not an equivalence)
8017				if ( conv !== true ) {
8018
8019					// Unless errors are allowed to bubble, catch and return them
8020					if ( conv && s.throws ) {
8021						response = conv( response );
8022					} else {
8023						try {
8024							response = conv( response );
8025						} catch ( e ) {
8026							return {
8027								state: "parsererror",
8028								error: conv ? e : "No conversion from " + prev + " to " + current
8029							};
8030						}
8031					}
8032				}
8033			}
8034		}
8035	}
8036
8037	return { state: "success", data: response };
8038}
8039
8040jQuery.extend( {
8041
8042	// Counter for holding the number of active queries
8043	active: 0,
8044
8045	// Last-Modified header cache for next request
8046	lastModified: {},
8047	etag: {},
8048
8049	ajaxSettings: {
8050		url: location.href,
8051		type: "GET",
8052		isLocal: rlocalProtocol.test( location.protocol ),
8053		global: true,
8054		processData: true,
8055		async: true,
8056		contentType: "application/x-www-form-urlencoded; charset=UTF-8",
8057
8058		/*
8059		timeout: 0,
8060		data: null,
8061		dataType: null,
8062		username: null,
8063		password: null,
8064		cache: null,
8065		throws: false,
8066		traditional: false,
8067		headers: {},
8068		*/
8069
8070		accepts: {
8071			"*": allTypes,
8072			text: "text/plain",
8073			html: "text/html",
8074			xml: "application/xml, text/xml",
8075			json: "application/json, text/javascript"
8076		},
8077
8078		contents: {
8079			xml: /\bxml\b/,
8080			html: /\bhtml/,
8081			json: /\bjson\b/
8082		},
8083
8084		responseFields: {
8085			xml: "responseXML",
8086			text: "responseText",
8087			json: "responseJSON"
8088		},
8089
8090		// Data converters
8091		// Keys separate source (or catchall "*") and destination types with a single space
8092		converters: {
8093
8094			// Convert anything to text
8095			"* text": String,
8096
8097			// Text to html (true = no transformation)
8098			"text html": true,
8099
8100			// Evaluate text as a json expression
8101			"text json": JSON.parse,
8102
8103			// Parse text as xml
8104			"text xml": jQuery.parseXML
8105		},
8106
8107		// For options that shouldn't be deep extended:
8108		// you can add your own custom options here if
8109		// and when you create one that shouldn't be
8110		// deep extended (see ajaxExtend)
8111		flatOptions: {
8112			url: true,
8113			context: true
8114		}
8115	},
8116
8117	// Creates a full fledged settings object into target
8118	// with both ajaxSettings and settings fields.
8119	// If target is omitted, writes into ajaxSettings.
8120	ajaxSetup: function( target, settings ) {
8121		return settings ?
8122
8123			// Building a settings object
8124			ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
8125
8126			// Extending ajaxSettings
8127			ajaxExtend( jQuery.ajaxSettings, target );
8128	},
8129
8130	ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
8131	ajaxTransport: addToPrefiltersOrTransports( transports ),
8132
8133	// Main method
8134	ajax: function( url, options ) {
8135
8136		// If url is an object, simulate pre-1.5 signature
8137		if ( typeof url === "object" ) {
8138			options = url;
8139			url = undefined;
8140		}
8141
8142		// Force options to be an object
8143		options = options || {};
8144
8145		var transport,
8146
8147			// URL without anti-cache param
8148			cacheURL,
8149
8150			// Response headers
8151			responseHeadersString,
8152			responseHeaders,
8153
8154			// timeout handle
8155			timeoutTimer,
8156
8157			// Url cleanup var
8158			urlAnchor,
8159
8160			// Request state (becomes false upon send and true upon completion)
8161			completed,
8162
8163			// To know if global events are to be dispatched
8164			fireGlobals,
8165
8166			// Loop variable
8167			i,
8168
8169			// uncached part of the url
8170			uncached,
8171
8172			// Create the final options object
8173			s = jQuery.ajaxSetup( {}, options ),
8174
8175			// Callbacks context
8176			callbackContext = s.context || s,
8177
8178			// Context for global events is callbackContext if it is a DOM node or jQuery collection
8179			globalEventContext = s.context &&
8180				( callbackContext.nodeType || callbackContext.jquery ) ?
8181				jQuery( callbackContext ) :
8182				jQuery.event,
8183
8184			// Deferreds
8185			deferred = jQuery.Deferred(),
8186			completeDeferred = jQuery.Callbacks( "once memory" ),
8187
8188			// Status-dependent callbacks
8189			statusCode = s.statusCode || {},
8190
8191			// Headers (they are sent all at once)
8192			requestHeaders = {},
8193			requestHeadersNames = {},
8194
8195			// Default abort message
8196			strAbort = "canceled",
8197
8198			// Fake xhr
8199			jqXHR = {
8200				readyState: 0,
8201
8202				// Builds headers hashtable if needed
8203				getResponseHeader: function( key ) {
8204					var match;
8205					if ( completed ) {
8206						if ( !responseHeaders ) {
8207							responseHeaders = {};
8208							while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
8209
8210								// Support: IE 11+
8211								// `getResponseHeader( key )` in IE doesn't combine all header
8212								// values for the provided key into a single result with values
8213								// joined by commas as other browsers do. Instead, it returns
8214								// them on separate lines.
8215								responseHeaders[ match[ 1 ].toLowerCase() + " " ] =
8216									( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] )
8217										.concat( match[ 2 ] );
8218							}
8219						}
8220						match = responseHeaders[ key.toLowerCase() + " " ];
8221					}
8222					return match == null ? null : match.join( ", " );
8223				},
8224
8225				// Raw string
8226				getAllResponseHeaders: function() {
8227					return completed ? responseHeadersString : null;
8228				},
8229
8230				// Caches the header
8231				setRequestHeader: function( name, value ) {
8232					if ( completed == null ) {
8233						name = requestHeadersNames[ name.toLowerCase() ] =
8234							requestHeadersNames[ name.toLowerCase() ] || name;
8235						requestHeaders[ name ] = value;
8236					}
8237					return this;
8238				},
8239
8240				// Overrides response content-type header
8241				overrideMimeType: function( type ) {
8242					if ( completed == null ) {
8243						s.mimeType = type;
8244					}
8245					return this;
8246				},
8247
8248				// Status-dependent callbacks
8249				statusCode: function( map ) {
8250					var code;
8251					if ( map ) {
8252						if ( completed ) {
8253
8254							// Execute the appropriate callbacks
8255							jqXHR.always( map[ jqXHR.status ] );
8256						} else {
8257
8258							// Lazy-add the new callbacks in a way that preserves old ones
8259							for ( code in map ) {
8260								statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
8261							}
8262						}
8263					}
8264					return this;
8265				},
8266
8267				// Cancel the request
8268				abort: function( statusText ) {
8269					var finalText = statusText || strAbort;
8270					if ( transport ) {
8271						transport.abort( finalText );
8272					}
8273					done( 0, finalText );
8274					return this;
8275				}
8276			};
8277
8278		// Attach deferreds
8279		deferred.promise( jqXHR );
8280
8281		// Add protocol if not provided (prefilters might expect it)
8282		// Handle falsy url in the settings object (#10093: consistency with old signature)
8283		// We also use the url parameter if available
8284		s.url = ( ( url || s.url || location.href ) + "" )
8285			.replace( rprotocol, location.protocol + "//" );
8286
8287		// Alias method option to type as per ticket #12004
8288		s.type = options.method || options.type || s.method || s.type;
8289
8290		// Extract dataTypes list
8291		s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
8292
8293		// A cross-domain request is in order when the origin doesn't match the current origin.
8294		if ( s.crossDomain == null ) {
8295			urlAnchor = document.createElement( "a" );
8296
8297			// Support: IE <=8 - 11+
8298			// IE throws exception on accessing the href property if url is malformed,
8299			// e.g. http://example.com:80x/
8300			try {
8301				urlAnchor.href = s.url;
8302
8303				// Support: IE <=8 - 11+
8304				// Anchor's host property isn't correctly set when s.url is relative
8305				urlAnchor.href = urlAnchor.href;
8306				s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
8307					urlAnchor.protocol + "//" + urlAnchor.host;
8308			} catch ( e ) {
8309
8310				// If there is an error parsing the URL, assume it is crossDomain,
8311				// it can be rejected by the transport if it is invalid
8312				s.crossDomain = true;
8313			}
8314		}
8315
8316		// Convert data if not already a string
8317		if ( s.data && s.processData && typeof s.data !== "string" ) {
8318			s.data = jQuery.param( s.data, s.traditional );
8319		}
8320
8321		// Apply prefilters
8322		inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
8323
8324		// If request was aborted inside a prefilter, stop there
8325		if ( completed ) {
8326			return jqXHR;
8327		}
8328
8329		// We can fire global events as of now if asked to
8330		// Don't fire events if jQuery.event is undefined in an ESM-usage scenario (trac-15118)
8331		fireGlobals = jQuery.event && s.global;
8332
8333		// Watch for a new set of requests
8334		if ( fireGlobals && jQuery.active++ === 0 ) {
8335			jQuery.event.trigger( "ajaxStart" );
8336		}
8337
8338		// Uppercase the type
8339		s.type = s.type.toUpperCase();
8340
8341		// Determine if request has content
8342		s.hasContent = !rnoContent.test( s.type );
8343
8344		// Save the URL in case we're toying with the If-Modified-Since
8345		// and/or If-None-Match header later on
8346		// Remove hash to simplify url manipulation
8347		cacheURL = s.url.replace( rhash, "" );
8348
8349		// More options handling for requests with no content
8350		if ( !s.hasContent ) {
8351
8352			// Remember the hash so we can put it back
8353			uncached = s.url.slice( cacheURL.length );
8354
8355			// If data is available and should be processed, append data to url
8356			if ( s.data && ( s.processData || typeof s.data === "string" ) ) {
8357				cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data;
8358
8359				// #9682: remove data so that it's not used in an eventual retry
8360				delete s.data;
8361			}
8362
8363			// Add or update anti-cache param if needed
8364			if ( s.cache === false ) {
8365				cacheURL = cacheURL.replace( rantiCache, "$1" );
8366				uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" +
8367					( nonce.guid++ ) + uncached;
8368			}
8369
8370			// Put hash and anti-cache on the URL that will be requested (gh-1732)
8371			s.url = cacheURL + uncached;
8372
8373		// Change '%20' to '+' if this is encoded form body content (gh-2658)
8374		} else if ( s.data && s.processData &&
8375			( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) {
8376			s.data = s.data.replace( r20, "+" );
8377		}
8378
8379		// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
8380		if ( s.ifModified ) {
8381			if ( jQuery.lastModified[ cacheURL ] ) {
8382				jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
8383			}
8384			if ( jQuery.etag[ cacheURL ] ) {
8385				jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
8386			}
8387		}
8388
8389		// Set the correct header, if data is being sent
8390		if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
8391			jqXHR.setRequestHeader( "Content-Type", s.contentType );
8392		}
8393
8394		// Set the Accepts header for the server, depending on the dataType
8395		jqXHR.setRequestHeader(
8396			"Accept",
8397			s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
8398				s.accepts[ s.dataTypes[ 0 ] ] +
8399					( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
8400				s.accepts[ "*" ]
8401		);
8402
8403		// Check for headers option
8404		for ( i in s.headers ) {
8405			jqXHR.setRequestHeader( i, s.headers[ i ] );
8406		}
8407
8408		// Allow custom headers/mimetypes and early abort
8409		if ( s.beforeSend &&
8410			( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) {
8411
8412			// Abort if not done already and return
8413			return jqXHR.abort();
8414		}
8415
8416		// Aborting is no longer a cancellation
8417		strAbort = "abort";
8418
8419		// Install callbacks on deferreds
8420		completeDeferred.add( s.complete );
8421		jqXHR.done( s.success );
8422		jqXHR.fail( s.error );
8423
8424		// Get transport
8425		transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
8426
8427		// If no transport, we auto-abort
8428		if ( !transport ) {
8429			done( -1, "No Transport" );
8430		} else {
8431			jqXHR.readyState = 1;
8432
8433			// Send global event
8434			if ( fireGlobals ) {
8435				globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
8436			}
8437
8438			// If request was aborted inside ajaxSend, stop there
8439			if ( completed ) {
8440				return jqXHR;
8441			}
8442
8443			// Timeout
8444			if ( s.async && s.timeout > 0 ) {
8445				timeoutTimer = window.setTimeout( function() {
8446					jqXHR.abort( "timeout" );
8447				}, s.timeout );
8448			}
8449
8450			try {
8451				completed = false;
8452				transport.send( requestHeaders, done );
8453			} catch ( e ) {
8454
8455				// Rethrow post-completion exceptions
8456				if ( completed ) {
8457					throw e;
8458				}
8459
8460				// Propagate others as results
8461				done( -1, e );
8462			}
8463		}
8464
8465		// Callback for when everything is done
8466		function done( status, nativeStatusText, responses, headers ) {
8467			var isSuccess, success, error, response, modified,
8468				statusText = nativeStatusText;
8469
8470			// Ignore repeat invocations
8471			if ( completed ) {
8472				return;
8473			}
8474
8475			completed = true;
8476
8477			// Clear timeout if it exists
8478			if ( timeoutTimer ) {
8479				window.clearTimeout( timeoutTimer );
8480			}
8481
8482			// Dereference transport for early garbage collection
8483			// (no matter how long the jqXHR object will be used)
8484			transport = undefined;
8485
8486			// Cache response headers
8487			responseHeadersString = headers || "";
8488
8489			// Set readyState
8490			jqXHR.readyState = status > 0 ? 4 : 0;
8491
8492			// Determine if successful
8493			isSuccess = status >= 200 && status < 300 || status === 304;
8494
8495			// Get response data
8496			if ( responses ) {
8497				response = ajaxHandleResponses( s, jqXHR, responses );
8498			}
8499
8500			// Use a noop converter for missing script but not if jsonp
8501			if ( !isSuccess &&
8502				jQuery.inArray( "script", s.dataTypes ) > -1 &&
8503				jQuery.inArray( "json", s.dataTypes ) < 0 ) {
8504				s.converters[ "text script" ] = function() {};
8505			}
8506
8507			// Convert no matter what (that way responseXXX fields are always set)
8508			response = ajaxConvert( s, response, jqXHR, isSuccess );
8509
8510			// If successful, handle type chaining
8511			if ( isSuccess ) {
8512
8513				// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
8514				if ( s.ifModified ) {
8515					modified = jqXHR.getResponseHeader( "Last-Modified" );
8516					if ( modified ) {
8517						jQuery.lastModified[ cacheURL ] = modified;
8518					}
8519					modified = jqXHR.getResponseHeader( "etag" );
8520					if ( modified ) {
8521						jQuery.etag[ cacheURL ] = modified;
8522					}
8523				}
8524
8525				// if no content
8526				if ( status === 204 || s.type === "HEAD" ) {
8527					statusText = "nocontent";
8528
8529				// if not modified
8530				} else if ( status === 304 ) {
8531					statusText = "notmodified";
8532
8533				// If we have data, let's convert it
8534				} else {
8535					statusText = response.state;
8536					success = response.data;
8537					error = response.error;
8538					isSuccess = !error;
8539				}
8540			} else {
8541
8542				// Extract error from statusText and normalize for non-aborts
8543				error = statusText;
8544				if ( status || !statusText ) {
8545					statusText = "error";
8546					if ( status < 0 ) {
8547						status = 0;
8548					}
8549				}
8550			}
8551
8552			// Set data for the fake xhr object
8553			jqXHR.status = status;
8554			jqXHR.statusText = ( nativeStatusText || statusText ) + "";
8555
8556			// Success/Error
8557			if ( isSuccess ) {
8558				deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
8559			} else {
8560				deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
8561			}
8562
8563			// Status-dependent callbacks
8564			jqXHR.statusCode( statusCode );
8565			statusCode = undefined;
8566
8567			if ( fireGlobals ) {
8568				globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
8569					[ jqXHR, s, isSuccess ? success : error ] );
8570			}
8571
8572			// Complete
8573			completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
8574
8575			if ( fireGlobals ) {
8576				globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
8577
8578				// Handle the global AJAX counter
8579				if ( !( --jQuery.active ) ) {
8580					jQuery.event.trigger( "ajaxStop" );
8581				}
8582			}
8583		}
8584
8585		return jqXHR;
8586	},
8587
8588	getJSON: function( url, data, callback ) {
8589		return jQuery.get( url, data, callback, "json" );
8590	},
8591
8592	getScript: function( url, callback ) {
8593		return jQuery.get( url, undefined, callback, "script" );
8594	}
8595} );
8596
8597jQuery.each( [ "get", "post" ], function( _i, method ) {
8598	jQuery[ method ] = function( url, data, callback, type ) {
8599
8600		// Shift arguments if data argument was omitted
8601		if ( typeof data === "function" ) {
8602			type = type || callback;
8603			callback = data;
8604			data = undefined;
8605		}
8606
8607		// The url can be an options object (which then must have .url)
8608		return jQuery.ajax( jQuery.extend( {
8609			url: url,
8610			type: method,
8611			dataType: type,
8612			data: data,
8613			success: callback
8614		}, jQuery.isPlainObject( url ) && url ) );
8615	};
8616} );
8617
8618jQuery.ajaxPrefilter( function( s ) {
8619	var i;
8620	for ( i in s.headers ) {
8621		if ( i.toLowerCase() === "content-type" ) {
8622			s.contentType = s.headers[ i ] || "";
8623		}
8624	}
8625} );
8626
8627jQuery._evalUrl = function( url, options, doc ) {
8628	return jQuery.ajax( {
8629		url: url,
8630
8631		// Make this explicit, since user can override this through ajaxSetup (#11264)
8632		type: "GET",
8633		dataType: "script",
8634		cache: true,
8635		async: false,
8636		global: false,
8637		scriptAttrs: options.crossOrigin ? { "crossOrigin": options.crossOrigin } : undefined,
8638
8639		// Only evaluate the response if it is successful (gh-4126)
8640		// dataFilter is not invoked for failure responses, so using it instead
8641		// of the default converter is kludgy but it works.
8642		converters: {
8643			"text script": function() {}
8644		},
8645		dataFilter: function( response ) {
8646			jQuery.globalEval( response, options, doc );
8647		}
8648	} );
8649};
8650
8651jQuery.fn.extend( {
8652	wrapAll: function( html ) {
8653		var wrap;
8654
8655		if ( this[ 0 ] ) {
8656			if ( typeof html === "function" ) {
8657				html = html.call( this[ 0 ] );
8658			}
8659
8660			// The elements to wrap the target around
8661			wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
8662
8663			if ( this[ 0 ].parentNode ) {
8664				wrap.insertBefore( this[ 0 ] );
8665			}
8666
8667			wrap.map( function() {
8668				var elem = this;
8669
8670				while ( elem.firstElementChild ) {
8671					elem = elem.firstElementChild;
8672				}
8673
8674				return elem;
8675			} ).append( this );
8676		}
8677
8678		return this;
8679	},
8680
8681	wrapInner: function( html ) {
8682		if ( typeof html === "function" ) {
8683			return this.each( function( i ) {
8684				jQuery( this ).wrapInner( html.call( this, i ) );
8685			} );
8686		}
8687
8688		return this.each( function() {
8689			var self = jQuery( this ),
8690				contents = self.contents();
8691
8692			if ( contents.length ) {
8693				contents.wrapAll( html );
8694
8695			} else {
8696				self.append( html );
8697			}
8698		} );
8699	},
8700
8701	wrap: function( html ) {
8702		var htmlIsFunction = typeof html === "function";
8703
8704		return this.each( function( i ) {
8705			jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
8706		} );
8707	},
8708
8709	unwrap: function( selector ) {
8710		this.parent( selector ).not( "body" ).each( function() {
8711			jQuery( this ).replaceWith( this.childNodes );
8712		} );
8713		return this;
8714	}
8715} );
8716
8717jQuery.expr.pseudos.hidden = function( elem ) {
8718	return !jQuery.expr.pseudos.visible( elem );
8719};
8720jQuery.expr.pseudos.visible = function( elem ) {
8721	return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
8722};
8723
8724jQuery.ajaxSettings.xhr = function() {
8725	return new window.XMLHttpRequest();
8726};
8727
8728var xhrSuccessStatus = {
8729
8730	// File protocol always yields status code 0, assume 200
8731	0: 200
8732};
8733
8734jQuery.ajaxTransport( function( options ) {
8735	var callback;
8736
8737	// Cross domain only allowed if supported through XMLHttpRequest
8738	return {
8739		send: function( headers, complete ) {
8740			var i,
8741				xhr = options.xhr();
8742
8743			xhr.open(
8744				options.type,
8745				options.url,
8746				options.async,
8747				options.username,
8748				options.password
8749			);
8750
8751			// Apply custom fields if provided
8752			if ( options.xhrFields ) {
8753				for ( i in options.xhrFields ) {
8754					xhr[ i ] = options.xhrFields[ i ];
8755				}
8756			}
8757
8758			// Override mime type if needed
8759			if ( options.mimeType && xhr.overrideMimeType ) {
8760				xhr.overrideMimeType( options.mimeType );
8761			}
8762
8763			// X-Requested-With header
8764			// For cross-domain requests, seeing as conditions for a preflight are
8765			// akin to a jigsaw puzzle, we simply never set it to be sure.
8766			// (it can always be set on a per-request basis or even using ajaxSetup)
8767			// For same-domain requests, won't change header if already provided.
8768			if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
8769				headers[ "X-Requested-With" ] = "XMLHttpRequest";
8770			}
8771
8772			// Set headers
8773			for ( i in headers ) {
8774				xhr.setRequestHeader( i, headers[ i ] );
8775			}
8776
8777			// Callback
8778			callback = function( type ) {
8779				return function() {
8780					if ( callback ) {
8781						callback = xhr.onload = xhr.onerror = xhr.onabort = xhr.ontimeout = null;
8782
8783						if ( type === "abort" ) {
8784							xhr.abort();
8785						} else if ( type === "error" ) {
8786							complete(
8787
8788								// File: protocol always yields status 0; see #8605, #14207
8789								xhr.status,
8790								xhr.statusText
8791							);
8792						} else {
8793							complete(
8794								xhrSuccessStatus[ xhr.status ] || xhr.status,
8795								xhr.statusText,
8796
8797								// For XHR2 non-text, let the caller handle it (gh-2498)
8798								( xhr.responseType || "text" ) === "text" ?
8799									{ text: xhr.responseText } :
8800									{ binary: xhr.response },
8801								xhr.getAllResponseHeaders()
8802							);
8803						}
8804					}
8805				};
8806			};
8807
8808			// Listen to events
8809			xhr.onload = callback();
8810			xhr.onabort = xhr.onerror = xhr.ontimeout = callback( "error" );
8811
8812			// Create the abort callback
8813			callback = callback( "abort" );
8814
8815			try {
8816
8817				// Do send the request (this may raise an exception)
8818				xhr.send( options.hasContent && options.data || null );
8819			} catch ( e ) {
8820
8821				// #14683: Only rethrow if this hasn't been notified as an error yet
8822				if ( callback ) {
8823					throw e;
8824				}
8825			}
8826		},
8827
8828		abort: function() {
8829			if ( callback ) {
8830				callback();
8831			}
8832		}
8833	};
8834} );
8835
8836function canUseScriptTag( s ) {
8837
8838	// A script tag can only be used for async, cross domain or forced-by-attrs requests.
8839	// Sync requests remain handled differently to preserve strict script ordering.
8840	return s.crossDomain || s.scriptAttrs ||
8841
8842		// When dealing with JSONP (`s.dataTypes` include "json" then)
8843		// don't use a script tag so that error responses still may have
8844		// `responseJSON` set. Continue using a script tag for JSONP requests that:
8845		//   * are cross-domain as AJAX requests won't work without a CORS setup
8846		//   * have `scriptAttrs` set as that's a script-only functionality
8847		// Note that this means JSONP requests violate strict CSP script-src settings.
8848		// A proper solution is to migrate from using JSONP to a CORS setup.
8849		( s.async && jQuery.inArray( "json", s.dataTypes ) < 0 );
8850}
8851
8852// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
8853jQuery.ajaxPrefilter( function( s ) {
8854	if ( s.crossDomain ) {
8855		s.contents.script = false;
8856	}
8857} );
8858
8859// Install script dataType
8860jQuery.ajaxSetup( {
8861	accepts: {
8862		script: "text/javascript, application/javascript, " +
8863			"application/ecmascript, application/x-ecmascript"
8864	},
8865	contents: {
8866		script: /\b(?:java|ecma)script\b/
8867	},
8868	converters: {
8869		"text script": function( text ) {
8870			jQuery.globalEval( text );
8871			return text;
8872		}
8873	}
8874} );
8875
8876// Handle cache's special case and crossDomain
8877jQuery.ajaxPrefilter( "script", function( s ) {
8878	if ( s.cache === undefined ) {
8879		s.cache = false;
8880	}
8881
8882	// These types of requests are handled via a script tag
8883	// so force their methods to GET.
8884	if ( canUseScriptTag( s ) ) {
8885		s.type = "GET";
8886	}
8887} );
8888
8889// Bind script tag hack transport
8890jQuery.ajaxTransport( "script", function( s ) {
8891	if ( canUseScriptTag( s ) ) {
8892		var script, callback;
8893		return {
8894			send: function( _, complete ) {
8895				script = jQuery( "<script>" )
8896					.attr( s.scriptAttrs || {} )
8897					.prop( { charset: s.scriptCharset, src: s.url } )
8898					.on( "load error", callback = function( evt ) {
8899						script.remove();
8900						callback = null;
8901						if ( evt ) {
8902							complete( evt.type === "error" ? 404 : 200, evt.type );
8903						}
8904					} );
8905
8906				// Use native DOM manipulation to avoid our domManip AJAX trickery
8907				document.head.appendChild( script[ 0 ] );
8908			},
8909			abort: function() {
8910				if ( callback ) {
8911					callback();
8912				}
8913			}
8914		};
8915	}
8916} );
8917
8918var oldCallbacks = [],
8919	rjsonp = /(=)\?(?=&|$)|\?\?/;
8920
8921// Default jsonp settings
8922jQuery.ajaxSetup( {
8923	jsonp: "callback",
8924	jsonpCallback: function() {
8925		var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce.guid++ ) );
8926		this[ callback ] = true;
8927		return callback;
8928	}
8929} );
8930
8931// Detect, normalize options and install callbacks for jsonp requests
8932jQuery.ajaxPrefilter( "jsonp", function( s, originalSettings, jqXHR ) {
8933
8934	var callbackName, overwritten, responseContainer,
8935		jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
8936			"url" :
8937			typeof s.data === "string" &&
8938				( s.contentType || "" )
8939					.indexOf( "application/x-www-form-urlencoded" ) === 0 &&
8940				rjsonp.test( s.data ) && "data"
8941		);
8942
8943	// Get callback name, remembering preexisting value associated with it
8944	callbackName = s.jsonpCallback = typeof s.jsonpCallback === "function" ?
8945		s.jsonpCallback() :
8946		s.jsonpCallback;
8947
8948	// Insert callback into url or form data
8949	if ( jsonProp ) {
8950		s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
8951	} else if ( s.jsonp !== false ) {
8952		s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
8953	}
8954
8955	// Use data converter to retrieve json after script execution
8956	s.converters[ "script json" ] = function() {
8957		if ( !responseContainer ) {
8958			jQuery.error( callbackName + " was not called" );
8959		}
8960		return responseContainer[ 0 ];
8961	};
8962
8963	// Force json dataType
8964	s.dataTypes[ 0 ] = "json";
8965
8966	// Install callback
8967	overwritten = window[ callbackName ];
8968	window[ callbackName ] = function() {
8969		responseContainer = arguments;
8970	};
8971
8972	// Clean-up function (fires after converters)
8973	jqXHR.always( function() {
8974
8975		// If previous value didn't exist - remove it
8976		if ( overwritten === undefined ) {
8977			jQuery( window ).removeProp( callbackName );
8978
8979		// Otherwise restore preexisting value
8980		} else {
8981			window[ callbackName ] = overwritten;
8982		}
8983
8984		// Save back as free
8985		if ( s[ callbackName ] ) {
8986
8987			// Make sure that re-using the options doesn't screw things around
8988			s.jsonpCallback = originalSettings.jsonpCallback;
8989
8990			// Save the callback name for future use
8991			oldCallbacks.push( callbackName );
8992		}
8993
8994		// Call if it was a function and we have a response
8995		if ( responseContainer && typeof overwritten === "function" ) {
8996			overwritten( responseContainer[ 0 ] );
8997		}
8998
8999		responseContainer = overwritten = undefined;
9000	} );
9001
9002	// Delegate to script
9003	return "script";
9004} );
9005
9006// Argument "data" should be string of html
9007// context (optional): If specified, the fragment will be created in this context,
9008// defaults to document
9009// keepScripts (optional): If true, will include scripts passed in the html string
9010jQuery.parseHTML = function( data, context, keepScripts ) {
9011	if ( typeof data !== "string" ) {
9012		return [];
9013	}
9014	if ( typeof context === "boolean" ) {
9015		keepScripts = context;
9016		context = false;
9017	}
9018
9019	var base, parsed, scripts;
9020
9021	if ( !context ) {
9022
9023		// Stop scripts or inline event handlers from being executed immediately
9024		// by using document.implementation
9025		context = document.implementation.createHTMLDocument( "" );
9026
9027		// Set the base href for the created document
9028		// so any parsed elements with URLs
9029		// are based on the document's URL (gh-2965)
9030		base = context.createElement( "base" );
9031		base.href = document.location.href;
9032		context.head.appendChild( base );
9033	}
9034
9035	parsed = rsingleTag.exec( data );
9036	scripts = !keepScripts && [];
9037
9038	// Single tag
9039	if ( parsed ) {
9040		return [ context.createElement( parsed[ 1 ] ) ];
9041	}
9042
9043	parsed = buildFragment( [ data ], context, scripts );
9044
9045	if ( scripts && scripts.length ) {
9046		jQuery( scripts ).remove();
9047	}
9048
9049	return jQuery.merge( [], parsed.childNodes );
9050};
9051
9052/**
9053 * Load a url into a page
9054 */
9055jQuery.fn.load = function( url, params, callback ) {
9056	var selector, type, response,
9057		self = this,
9058		off = url.indexOf( " " );
9059
9060	if ( off > -1 ) {
9061		selector = stripAndCollapse( url.slice( off ) );
9062		url = url.slice( 0, off );
9063	}
9064
9065	// If it's a function
9066	if ( typeof params === "function" ) {
9067
9068		// We assume that it's the callback
9069		callback = params;
9070		params = undefined;
9071
9072	// Otherwise, build a param string
9073	} else if ( params && typeof params === "object" ) {
9074		type = "POST";
9075	}
9076
9077	// If we have elements to modify, make the request
9078	if ( self.length > 0 ) {
9079		jQuery.ajax( {
9080			url: url,
9081
9082			// If "type" variable is undefined, then "GET" method will be used.
9083			// Make value of this field explicit since
9084			// user can override it through ajaxSetup method
9085			type: type || "GET",
9086			dataType: "html",
9087			data: params
9088		} ).done( function( responseText ) {
9089
9090			// Save response for use in complete callback
9091			response = arguments;
9092
9093			self.html( selector ?
9094
9095				// If a selector was specified, locate the right elements in a dummy div
9096				// Exclude scripts to avoid IE 'Permission Denied' errors
9097				jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
9098
9099				// Otherwise use the full result
9100				responseText );
9101
9102		// If the request succeeds, this function gets "data", "status", "jqXHR"
9103		// but they are ignored because response was set above.
9104		// If it fails, this function gets "jqXHR", "status", "error"
9105		} ).always( callback && function( jqXHR, status ) {
9106			self.each( function() {
9107				callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] );
9108			} );
9109		} );
9110	}
9111
9112	return this;
9113};
9114
9115jQuery.expr.pseudos.animated = function( elem ) {
9116	return jQuery.grep( jQuery.timers, function( fn ) {
9117		return elem === fn.elem;
9118	} ).length;
9119};
9120
9121jQuery.offset = {
9122	setOffset: function( elem, options, i ) {
9123		var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
9124			position = jQuery.css( elem, "position" ),
9125			curElem = jQuery( elem ),
9126			props = {};
9127
9128		// Set position first, in-case top/left are set even on static elem
9129		if ( position === "static" ) {
9130			elem.style.position = "relative";
9131		}
9132
9133		curOffset = curElem.offset();
9134		curCSSTop = jQuery.css( elem, "top" );
9135		curCSSLeft = jQuery.css( elem, "left" );
9136		calculatePosition = ( position === "absolute" || position === "fixed" ) &&
9137			( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
9138
9139		// Need to be able to calculate position if either
9140		// top or left is auto and position is either absolute or fixed
9141		if ( calculatePosition ) {
9142			curPosition = curElem.position();
9143			curTop = curPosition.top;
9144			curLeft = curPosition.left;
9145
9146		} else {
9147			curTop = parseFloat( curCSSTop ) || 0;
9148			curLeft = parseFloat( curCSSLeft ) || 0;
9149		}
9150
9151		if ( typeof options === "function" ) {
9152
9153			// Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
9154			options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
9155		}
9156
9157		if ( options.top != null ) {
9158			props.top = ( options.top - curOffset.top ) + curTop;
9159		}
9160		if ( options.left != null ) {
9161			props.left = ( options.left - curOffset.left ) + curLeft;
9162		}
9163
9164		if ( "using" in options ) {
9165			options.using.call( elem, props );
9166
9167		} else {
9168			curElem.css( props );
9169		}
9170	}
9171};
9172
9173jQuery.fn.extend( {
9174
9175	// offset() relates an element's border box to the document origin
9176	offset: function( options ) {
9177
9178		// Preserve chaining for setter
9179		if ( arguments.length ) {
9180			return options === undefined ?
9181				this :
9182				this.each( function( i ) {
9183					jQuery.offset.setOffset( this, options, i );
9184				} );
9185		}
9186
9187		var rect, win,
9188			elem = this[ 0 ];
9189
9190		if ( !elem ) {
9191			return;
9192		}
9193
9194		// Return zeros for disconnected and hidden (display: none) elements (gh-2310)
9195		// Support: IE <=11+
9196		// Running getBoundingClientRect on a
9197		// disconnected node in IE throws an error
9198		if ( !elem.getClientRects().length ) {
9199			return { top: 0, left: 0 };
9200		}
9201
9202		// Get document-relative position by adding viewport scroll to viewport-relative gBCR
9203		rect = elem.getBoundingClientRect();
9204		win = elem.ownerDocument.defaultView;
9205		return {
9206			top: rect.top + win.pageYOffset,
9207			left: rect.left + win.pageXOffset
9208		};
9209	},
9210
9211	// position() relates an element's margin box to its offset parent's padding box
9212	// This corresponds to the behavior of CSS absolute positioning
9213	position: function() {
9214		if ( !this[ 0 ] ) {
9215			return;
9216		}
9217
9218		var offsetParent, offset, doc,
9219			elem = this[ 0 ],
9220			parentOffset = { top: 0, left: 0 };
9221
9222		// position:fixed elements are offset from the viewport, which itself always has zero offset
9223		if ( jQuery.css( elem, "position" ) === "fixed" ) {
9224
9225			// Assume position:fixed implies availability of getBoundingClientRect
9226			offset = elem.getBoundingClientRect();
9227
9228		} else {
9229			offset = this.offset();
9230
9231			// Account for the *real* offset parent, which can be the document or its root element
9232			// when a statically positioned element is identified
9233			doc = elem.ownerDocument;
9234			offsetParent = elem.offsetParent || doc.documentElement;
9235			while ( offsetParent &&
9236				( offsetParent === doc.body || offsetParent === doc.documentElement ) &&
9237				jQuery.css( offsetParent, "position" ) === "static" ) {
9238
9239				offsetParent = offsetParent.parentNode;
9240			}
9241			if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) {
9242
9243				// Incorporate borders into its offset, since they are outside its content origin
9244				parentOffset = jQuery( offsetParent ).offset();
9245				parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true );
9246				parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true );
9247			}
9248		}
9249
9250		// Subtract parent offsets and element margins
9251		return {
9252			top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
9253			left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
9254		};
9255	},
9256
9257	// This method will return documentElement in the following cases:
9258	// 1) For the element inside the iframe without offsetParent, this method will return
9259	//    documentElement of the parent window
9260	// 2) For the hidden or detached element
9261	// 3) For body or html element, i.e. in case of the html node - it will return itself
9262	//
9263	// but those exceptions were never presented as a real life use-cases
9264	// and might be considered as more preferable results.
9265	//
9266	// This logic, however, is not guaranteed and can change at any point in the future
9267	offsetParent: function() {
9268		return this.map( function() {
9269			var offsetParent = this.offsetParent;
9270
9271			while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
9272				offsetParent = offsetParent.offsetParent;
9273			}
9274
9275			return offsetParent || documentElement;
9276		} );
9277	}
9278} );
9279
9280// Create scrollLeft and scrollTop methods
9281jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
9282	var top = "pageYOffset" === prop;
9283
9284	jQuery.fn[ method ] = function( val ) {
9285		return access( this, function( elem, method, val ) {
9286
9287			// Coalesce documents and windows
9288			var win;
9289			if ( isWindow( elem ) ) {
9290				win = elem;
9291			} else if ( elem.nodeType === 9 ) {
9292				win = elem.defaultView;
9293			}
9294
9295			if ( val === undefined ) {
9296				return win ? win[ prop ] : elem[ method ];
9297			}
9298
9299			if ( win ) {
9300				win.scrollTo(
9301					!top ? val : win.pageXOffset,
9302					top ? val : win.pageYOffset
9303				);
9304
9305			} else {
9306				elem[ method ] = val;
9307			}
9308		}, method, val, arguments.length );
9309	};
9310} );
9311
9312// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
9313jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
9314	jQuery.each( {
9315		padding: "inner" + name,
9316		content: type,
9317		"": "outer" + name
9318	}, function( defaultExtra, funcName ) {
9319
9320		// Margin is only for outerHeight, outerWidth
9321		jQuery.fn[ funcName ] = function( margin, value ) {
9322			var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
9323				extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
9324
9325			return access( this, function( elem, type, value ) {
9326				var doc;
9327
9328				if ( isWindow( elem ) ) {
9329
9330					// $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
9331					return funcName.indexOf( "outer" ) === 0 ?
9332						elem[ "inner" + name ] :
9333						elem.document.documentElement[ "client" + name ];
9334				}
9335
9336				// Get document width or height
9337				if ( elem.nodeType === 9 ) {
9338					doc = elem.documentElement;
9339
9340					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
9341					// whichever is greatest
9342					return Math.max(
9343						elem.body[ "scroll" + name ], doc[ "scroll" + name ],
9344						elem.body[ "offset" + name ], doc[ "offset" + name ],
9345						doc[ "client" + name ]
9346					);
9347				}
9348
9349				return value === undefined ?
9350
9351					// Get width or height on the element, requesting but not forcing parseFloat
9352					jQuery.css( elem, type, extra ) :
9353
9354					// Set width or height on the element
9355					jQuery.style( elem, type, value, extra );
9356			}, type, chainable ? margin : undefined, chainable );
9357		};
9358	} );
9359} );
9360
9361jQuery.each( [
9362	"ajaxStart",
9363	"ajaxStop",
9364	"ajaxComplete",
9365	"ajaxError",
9366	"ajaxSuccess",
9367	"ajaxSend"
9368], function( _i, type ) {
9369	jQuery.fn[ type ] = function( fn ) {
9370		return this.on( type, fn );
9371	};
9372} );
9373
9374jQuery.fn.extend( {
9375
9376	bind: function( types, data, fn ) {
9377		return this.on( types, null, data, fn );
9378	},
9379	unbind: function( types, fn ) {
9380		return this.off( types, null, fn );
9381	},
9382
9383	delegate: function( selector, types, data, fn ) {
9384		return this.on( types, selector, data, fn );
9385	},
9386	undelegate: function( selector, types, fn ) {
9387
9388		// ( namespace ) or ( selector, types [, fn] )
9389		return arguments.length === 1 ?
9390			this.off( selector, "**" ) :
9391			this.off( types, selector || "**", fn );
9392	},
9393
9394	hover: function( fnOver, fnOut ) {
9395		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
9396	}
9397} );
9398
9399jQuery.each(
9400	( "blur focus focusin focusout resize scroll click dblclick " +
9401	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
9402	"change select submit keydown keypress keyup contextmenu" ).split( " " ),
9403	function( _i, name ) {
9404
9405		// Handle event binding
9406		jQuery.fn[ name ] = function( data, fn ) {
9407			return arguments.length > 0 ?
9408				this.on( name, null, data, fn ) :
9409				this.trigger( name );
9410		};
9411	}
9412);
9413
9414// Bind a function to a context, optionally partially applying any
9415// arguments.
9416// jQuery.proxy is deprecated to promote standards (specifically Function#bind)
9417// However, it is not slated for removal any time soon
9418jQuery.proxy = function( fn, context ) {
9419	var tmp, args, proxy;
9420
9421	if ( typeof context === "string" ) {
9422		tmp = fn[ context ];
9423		context = fn;
9424		fn = tmp;
9425	}
9426
9427	// Quick check to determine if target is callable, in the spec
9428	// this throws a TypeError, but we will just return undefined.
9429	if ( typeof fn !== "function" ) {
9430		return undefined;
9431	}
9432
9433	// Simulated bind
9434	args = slice.call( arguments, 2 );
9435	proxy = function() {
9436		return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
9437	};
9438
9439	// Set the guid of unique handler to the same of original handler, so it can be removed
9440	proxy.guid = fn.guid = fn.guid || jQuery.guid++;
9441
9442	return proxy;
9443};
9444
9445jQuery.holdReady = function( hold ) {
9446	if ( hold ) {
9447		jQuery.readyWait++;
9448	} else {
9449		jQuery.ready( true );
9450	}
9451};
9452
9453// Register as a named AMD module, since jQuery can be concatenated with other
9454// files that may use define, but not via a proper concatenation script that
9455// understands anonymous AMD modules. A named AMD is safest and most robust
9456// way to register. Lowercase jquery is used because AMD module names are
9457// derived from file names, and jQuery is normally delivered in a lowercase
9458// file name. Do this after creating the global so that if an AMD module wants
9459// to call noConflict to hide this version of jQuery, it will work.
9460
9461// Note that for maximum portability, libraries that are not jQuery should
9462// declare themselves as anonymous modules, and avoid setting a global if an
9463// AMD loader is present. jQuery is a special case. For more information, see
9464// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
9465
9466if ( typeof define === "function" && define.amd ) {
9467	define( "jquery", [], function() {
9468		return jQuery;
9469	} );
9470}
9471
9472var
9473
9474	// Map over jQuery in case of overwrite
9475	_jQuery = window.jQuery,
9476
9477	// Map over the $ in case of overwrite
9478	_$ = window.$;
9479
9480jQuery.noConflict = function( deep ) {
9481	if ( window.$ === jQuery ) {
9482		window.$ = _$;
9483	}
9484
9485	if ( deep && window.jQuery === jQuery ) {
9486		window.jQuery = _jQuery;
9487	}
9488
9489	return jQuery;
9490};
9491
9492// Expose jQuery and $ identifiers, even in AMD
9493// (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
9494// and CommonJS for browser emulators (#13566)
9495if ( typeof noGlobal === "undefined" ) {
9496	window.jQuery = window.$ = jQuery;
9497}
9498
9499return jQuery;
9500} );
9501