155 	jQuery = function( selector, context ) {  argument
159 		return new jQuery.fn.init( selector, context );
523  * Sizzle CSS Selector Engine v2.3.6
757 function Sizzle( selector, context, results, seed ) {  argument
766 	// Return early from calls with invalid selector or context
767 	if ( typeof selector !== "string" || !selector ||
780 			// If the selector is sufficiently simple, try using a "get*By*" DOM method
782 			if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {
784 				// ID selector
817 				// Type selector
819 					push.apply( results, context.getElementsByTagName( selector ) );
822 				// Class selector
833 				!nonnativeSelectorCache[ selector + " " ] &&
834 				( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&
840 				newSelector = selector;
845 				// In such cases, we work around the behavior by prefixing every selector in the
846 				// list with an ID selector referencing the scope context.
851 					( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {
854 					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
869 					// Prefix every selector in the list
870 					groups = tokenize( selector );
885 					nonnativeSelectorCache( selector, true );
896 	return select( selector.replace( rtrim, "$1" ), context, results, seed );
1027 		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
1028 		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
1375 			// In-page `selector#id sibling-combinator selector` fails
1409 			// IE's :disabled selector does not pick up the children of disabled fieldsets
2090 		"not": markFunction( function( selector ) {  argument
2092 			// Trim the selector passed to compile
2097 				matcher = compile( selector.replace( rtrim, "$1" ) );
2122 		"has": markFunction( function( selector ) {  argument
2124 				return Sizzle( selector, elem ).length > 0;
2135 		// "Whether an element is represented by a :lang() selector
2315 tokenize = Sizzle.tokenize = function( selector, parseOnly ) {  argument
2318 		cached = tokenCache[ selector + " " ];
2324 	soFar = selector;
2379 			Sizzle.error( selector ) :
2382 			tokenCache( selector, groups ).slice( 0 );
2388 		selector = "";
2390 		selector += tokens[ i ].value;
2392 	return selector;
2476 function multipleContexts( selector, contexts, results ) {  argument
2480 		Sizzle( selector, contexts[ i ], results );
2506 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {  argument
2521 				selector || "*",
2527 			matcherIn = preFilter && ( seed || !selector ) ?
2794 compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {  argument
2798 		cached = compilerCache[ selector + " " ];
2804 			match = tokenize( selector );
2818 			selector,
2822 		// Save selector and tokenization
2823 		cached.selector = selector;
2830  *  selector functions
2831  * @param {String|Function} selector A selector or a pre-compiled
2832  *  selector function built with Sizzle.compile
2837 select = Sizzle.select = function( selector, context, results, seed ) {  argument
2839 		compiled = typeof selector === "function" && selector,
2840 		match = !seed && tokenize( ( selector = compiled.selector || selector ) );
2844 	// Try to minimize operations if there is only one selector in the list and no seed
2848 		// Reduce context if the leading compound selector is an ID
2863 			selector = selector.slice( tokens.shift().value.length );
2867 		i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length;
2886 					selector = seed.length && toSelector( tokens );
2887 					if ( !selector ) {
2899 	// Provide `match` to avoid retokenization if we modified the selector above
2900 	( compiled || compile( selector, match ) )(
2905 		!context || rsibling.test( selector ) && testContext( context.parentNode ) || context
3079 	find: function( selector ) {  argument
3084 		if ( typeof selector !== "string" ) {
3085 			return this.pushStack( jQuery( selector ).filter( function() {
3097 			jQuery.find( selector, self[ i ], ret );
3102 	filter: function( selector ) {  argument
3103 		return this.pushStack( winnow( this, selector || [], false ) );
3105 	not: function( selector ) {  argument
3106 		return this.pushStack( winnow( this, selector || [], true ) );
3108 	is: function( selector ) {  argument
3112 			// If this is a positional/relative selector, check membership in the returned set
3114 			typeof selector === "string" && rneedsContext.test( selector ) ?
3115 				jQuery( selector ) :
3116 				selector || [],
3135 	init = jQuery.fn.init = function( selector, context, root ) {  argument
3139 		if ( !selector ) {
3148 		if ( typeof selector === "string" ) {
3149 			if ( selector[ 0 ] === "<" &&
3150 				selector[ selector.length - 1 ] === ">" &&
3151 				selector.length >= 3 ) {
3154 				match = [ null, selector, null ];
3157 				match = rquickExpr.exec( selector );
3207 				return ( context || root ).find( selector );
3212 				return this.constructor( context ).find( selector );
3216 		} else if ( selector.nodeType ) {
3217 			this[ 0 ] = selector;
3223 		} else if ( isFunction( selector ) ) {
3225 				root.ready( selector ) :
3228 				selector( jQuery );
3231 		return jQuery.makeArray( selector, this );
3304 		// Index in selector
3317 	add: function( selector, context ) {  argument
3320 				jQuery.merge( this.get(), jQuery( selector, context ) )
3325 	addBack: function( selector ) {  argument
3326 		return this.add( selector == null ?
3327 			this.prevObject : this.prevObject.filter( selector )
3393 	jQuery.fn[ name ] = function( until, selector ) {  argument
3397 			selector = until;
3400 		if ( selector && typeof selector === "string" ) {
3401 			matched = jQuery.filter( selector, matched );
5123 function on( elem, types, selector, data, fn, one ) {  argument
5129 		// ( types-Object, selector, data )
5130 		if ( typeof selector !== "string" ) {
5133 			data = data || selector;
5134 			selector = undefined;
5137 			on( elem, type, selector, data, types[ type ], one );
5145 		fn = selector;
5146 		data = selector = undefined;
5148 		if ( typeof selector === "string" ) {
5150 			// ( types, selector, fn )
5157 			data = selector;
5158 			selector = undefined;
5180 		jQuery.event.add( this, types, fn, data, selector );
5192 	add: function( elem, types, handler, data, selector ) {  argument
5208 			selector = handleObjIn.selector;
5213 		if ( selector ) {
5214 			jQuery.find.matchesSelector( documentElement, selector );
5252 			// If selector defined, determine special event api type, otherwise given type
5253 			type = ( selector ? special.delegateType : special.bindType ) || type;
5265 				selector: selector,  property
5266 				needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
5294 			if ( selector ) {
5307 	remove: function( elem, types, handler, selector, mappedTypes ) {  argument
5329 					jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
5335 			type = ( selector ? special.delegateType : special.bindType ) || type;
5348 					( !selector || selector === handleObj.selector ||
5349 						selector === "**" && handleObj.selector ) ) {
5352 					if ( handleObj.selector ) {
5479 						sel = handleObj.selector + " ";
5903 	on: function( types, selector, data, fn ) {  argument
5904 		return on( this, types, selector, data, fn );
5906 	one: function( types, selector, data, fn ) {  argument
5907 		return on( this, types, selector, data, fn, 1 );
5909 	off: function( types, selector, fn ) {  argument
5919 				handleObj.selector,
5926 			// ( types-object [, selector] )
5928 				this.off( type, selector, types[ type ] );
5932 		if ( selector === false || typeof selector === "function" ) {
5935 			fn = selector;
5936 			selector = undefined;
5942 			jQuery.event.remove( this, types, fn, selector );
6123 function remove( elem, selector, keepData ) {  argument
6125 		nodes = selector ? jQuery.filter( selector, elem ) : elem,
6227 	detach: function( selector ) {  argument
6228 		return remove( this, selector, true );
6231 	remove: function( selector ) {  argument
6232 		return remove( this, selector );
6373 	jQuery.fn[ name ] = function( selector ) {
6376 			insert = jQuery( selector ),
7543 			// Don't match elem in the :animated selector
8416 	hasClass: function( selector ) {  argument
8420 		className = " " + selector + " ";
9946 	unwrap: function( selector ) {  argument
9947 		this.parent( selector ).not( "body" ).each( function() {
10359 	var selector, type, response,
10364 		selector = stripAndCollapse( url.slice( off ) );
10396 			self.html( selector ?
10398 				// If a selector was specified, locate the right elements in a dummy div
10400 				jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
10718 	delegate: function( selector, types, data, fn ) {  argument
10719 		return this.on( types, selector, data, fn );
10721 	undelegate: function( selector, types, fn ) {  argument
10723 		// ( namespace ) or ( selector, types [, fn] )
10725 			this.off( selector, "**" ) :
10726 			this.off( types, selector || "**", fn );