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Update built-in version of Sizzle to latest revision.

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commit 2a6914089ad6f0b398d9f4ef7032e6bab818dd51 1 parent f9d7c67
Andrew Dupont authored

Showing 1 changed file with 680 additions and 282 deletions. Show Diff Stats Hide Diff Stats

  1. 962  src/sizzle.js
962  src/sizzle.js
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... ... 
@@ -1,29 +1,33 @@
1 1 
 /*!
2   
- * Sizzle CSS Selector Engine - v1.0
3   
- *  Copyright 2009, The Dojo Foundation
  2 
+ * Sizzle CSS Selector Engine
  3 
+ *  Copyright 2011, The Dojo Foundation
4 4 
  *  Released under the MIT, BSD, and GPL Licenses.
5 5 
  *  More information: http://sizzlejs.com/
6 6 
  */
7 7 
 (function(){
8 8
9   
-var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
  9 
+var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
10 10 
 	done = 0,
11 11 
 	toString = Object.prototype.toString,
12 12 
 	hasDuplicate = false,
13   
-	baseHasDuplicate = true;
  13 
+	baseHasDuplicate = true,
  14 
+	rBackslash = /\\/g,
  15 
+	rNonWord = /\W/;
14 16
15 17 
 // Here we check if the JavaScript engine is using some sort of
16 18 
 // optimization where it does not always call our comparision
17 19 
 // function. If that is the case, discard the hasDuplicate value.
18 20 
 //   Thus far that includes Google Chrome.
19   
-[0, 0].sort(function(){
  21 
+[0, 0].sort(function() {
20 22 
 	baseHasDuplicate = false;
21 23 
 	return 0;
22 24 
 });
23 25
24   
-var Sizzle = function(selector, context, results, seed) {
  26 
+var Sizzle = function( selector, context, results, seed ) {
25 27 
 	results = results || [];
26   
-	var origContext = context = context || document;
  28 
+	context = context || document;
  29 
+
  30 
+	var origContext = context;
27 31
28 32 
 	if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
29 33 
 		return [];
 
@@ -33,24 +37,34 @@ var Sizzle = function(selector, context, results, seed) {
33 37 
 		return results;
34 38 
 	}
35 39
36   
-	var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
  40 
+	var m, set, checkSet, extra, ret, cur, pop, i,
  41 
+		prune = true,
  42 
+		contextXML = Sizzle.isXML( context ),
  43 
+		parts = [],
37 44 
 		soFar = selector;
38 45
39 46 
 	// Reset the position of the chunker regexp (start from head)
40   
-	while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
41   
-		soFar = m[3];
  47 
+	do {
  48 
+		chunker.exec( "" );
  49 
+		m = chunker.exec( soFar );
  50 
+
  51 
+		if ( m ) {
  52 
+			soFar = m[3];
42 53
43   
-		parts.push( m[1] );
  54 
+			parts.push( m[1] );
44 55
45   
-		if ( m[2] ) {
46   
-			extra = m[3];
47   
-			break;
  56 
+			if ( m[2] ) {
  57 
+				extra = m[3];
  58 
+				break;
  59 
+			}
48 60 
 		}
49   
-	}
  61 
+	} while ( m );
50 62
51 63 
 	if ( parts.length > 1 && origPOS.exec( selector ) ) {
  64 
+
52 65 
 		if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
53 66 
 			set = posProcess( parts[0] + parts[1], context );
  67 
+
54 68 
 		} else {
55 69 
 			set = Expr.relative[ parts[0] ] ?
56 70 
 				[ context ] :
 
@@ -59,35 +73,45 @@ var Sizzle = function(selector, context, results, seed) {
59 73 
 			while ( parts.length ) {
60 74 
 				selector = parts.shift();
61 75
62   
-				if ( Expr.relative[ selector ] )
  76 
+				if ( Expr.relative[ selector ] ) {
63 77 
 					selector += parts.shift();
64   
-
  78 
+				}
  79 
+
65 80 
 				set = posProcess( selector, set );
66 81 
 			}
67 82 
 		}
  83 
+
68 84 
 	} else {
69 85 
 		// Take a shortcut and set the context if the root selector is an ID
70 86 
 		// (but not if it'll be faster if the inner selector is an ID)
71 87 
 		if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
72 88 
 				Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
73   
-			var ret = Sizzle.find( parts.shift(), context, contextXML );
74   
-			context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
  89 
+
  90 
+			ret = Sizzle.find( parts.shift(), context, contextXML );
  91 
+			context = ret.expr ?
  92 
+				Sizzle.filter( ret.expr, ret.set )[0] :
  93 
+				ret.set[0];
75 94 
 		}
76 95
77 96 
 		if ( context ) {
78   
-			var ret = seed ?
  97 
+			ret = seed ?
79 98 
 				{ expr: parts.pop(), set: makeArray(seed) } :
80 99 
 				Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
81   
-			set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
  100 
+
  101 
+			set = ret.expr ?
  102 
+				Sizzle.filter( ret.expr, ret.set ) :
  103 
+				ret.set;
82 104
83 105 
 			if ( parts.length > 0 ) {
84   
-				checkSet = makeArray(set);
  106 
+				checkSet = makeArray( set );
  107 
+
85 108 
 			} else {
86 109 
 				prune = false;
87 110 
 			}
88 111
89 112 
 			while ( parts.length ) {
90   
-				var cur = parts.pop(), pop = cur;
  113 
+				cur = parts.pop();
  114 
+				pop = cur;
91 115
92 116 
 				if ( !Expr.relative[ cur ] ) {
93 117 
 					cur = "";
 
@@ -101,6 +125,7 @@ var Sizzle = function(selector, context, results, seed) {
101 125
102 126 
 				Expr.relative[ cur ]( checkSet, pop, contextXML );
103 127 
 			}
  128 
+
104 129 
 		} else {
105 130 
 			checkSet = parts = [];
106 131 
 		}
 
@@ -111,25 +136,28 @@ var Sizzle = function(selector, context, results, seed) {
111 136 
 	}
112 137
113 138 
 	if ( !checkSet ) {
114   
-		throw "Syntax error, unrecognized expression: " + (cur || selector);
  139 
+		Sizzle.error( cur || selector );
115 140 
 	}
116 141
117 142 
 	if ( toString.call(checkSet) === "[object Array]" ) {
118 143 
 		if ( !prune ) {
119 144 
 			results.push.apply( results, checkSet );
  145 
+
120 146 
 		} else if ( context && context.nodeType === 1 ) {
121   
-			for ( var i = 0; checkSet[i] != null; i++ ) {
122   
-				if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
  147 
+			for ( i = 0; checkSet[i] != null; i++ ) {
  148 
+				if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) {
123 149 
 					results.push( set[i] );
124 150 
 				}
125 151 
 			}
  152 
+
126 153 
 		} else {
127   
-			for ( var i = 0; checkSet[i] != null; i++ ) {
  154 
+			for ( i = 0; checkSet[i] != null; i++ ) {
128 155 
 				if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
129 156 
 					results.push( set[i] );
130 157 
 				}
131 158 
 			}
132 159 
 		}
  160 
+
133 161 
 	} else {
134 162 
 		makeArray( checkSet, results );
135 163 
 	}
 
@@ -142,15 +170,15 @@ var Sizzle = function(selector, context, results, seed) {
142 170 
 	return results;
143 171 
 };
144 172
145   
-Sizzle.uniqueSort = function(results){
  173 
+Sizzle.uniqueSort = function( results ) {
146 174 
 	if ( sortOrder ) {
147 175 
 		hasDuplicate = baseHasDuplicate;
148   
-		results.sort(sortOrder);
  176 
+		results.sort( sortOrder );
149 177
150 178 
 		if ( hasDuplicate ) {
151 179 
 			for ( var i = 1; i < results.length; i++ ) {
152   
-				if ( results[i] === results[i-1] ) {
153   
-					results.splice(i--, 1);
  180 
+				if ( results[i] === results[ i - 1 ] ) {
  181 
+					results.splice( i--, 1 );
154 182 
 				}
155 183 
 			}
156 184 
 		}
 
@@ -159,27 +187,33 @@ Sizzle.uniqueSort = function(results){
159 187 
 	return results;
160 188 
 };
161 189
162   
-Sizzle.matches = function(expr, set){
163   
-	return Sizzle(expr, null, null, set);
  190 
+Sizzle.matches = function( expr, set ) {
  191 
+	return Sizzle( expr, null, null, set );
  192 
+};
  193 
+
  194 
+Sizzle.matchesSelector = function( node, expr ) {
  195 
+	return Sizzle( expr, null, null, [node] ).length > 0;
164 196 
 };
165 197
166   
-Sizzle.find = function(expr, context, isXML){
167   
-	var set, match;
  198 
+Sizzle.find = function( expr, context, isXML ) {
  199 
+	var set;
168 200
169 201 
 	if ( !expr ) {
170 202 
 		return [];
171 203 
 	}
172 204
173 205 
 	for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
174   
-		var type = Expr.order[i], match;
  206 
+		var match,
  207 
+			type = Expr.order[i];
175 208
176 209 
 		if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
177 210 
 			var left = match[1];
178   
-			match.splice(1,1);
  211 
+			match.splice( 1, 1 );
179 212
180 213 
 			if ( left.substr( left.length - 1 ) !== "\\" ) {
181   
-				match[1] = (match[1] || "").replace(/\\/g, "");
  214 
+				match[1] = (match[1] || "").replace( rBackslash, "" );
182 215 
 				set = Expr.find[ type ]( match, context, isXML );
  216 
+
183 217 
 				if ( set != null ) {
184 218 
 					expr = expr.replace( Expr.match[ type ], "" );
185 219 
 					break;
 
@@ -189,23 +223,37 @@ Sizzle.find = function(expr, context, isXML){
189 223 
 	}
190 224
191 225 
 	if ( !set ) {
192   
-		set = context.getElementsByTagName("*");
  226 
+		set = typeof context.getElementsByTagName !== "undefined" ?
  227 
+			context.getElementsByTagName( "*" ) :
  228 
+			[];
193 229 
 	}
194 230
195   
-	return {set: set, expr: expr};
  231 
+	return { set: set, expr: expr };
196 232 
 };
197 233
198   
-Sizzle.filter = function(expr, set, inplace, not){
199   
-	var old = expr, result = [], curLoop = set, match, anyFound,
200   
-		isXMLFilter = set && set[0] && isXML(set[0]);
  234 
+Sizzle.filter = function( expr, set, inplace, not ) {
  235 
+	var match, anyFound,
  236 
+		old = expr,
  237 
+		result = [],
  238 
+		curLoop = set,
  239 
+		isXMLFilter = set && set[0] && Sizzle.isXML( set[0] );
201 240
202 241 
 	while ( expr && set.length ) {
203 242 
 		for ( var type in Expr.filter ) {
204   
-			if ( (match = Expr.match[ type ].exec( expr )) != null ) {
205   
-				var filter = Expr.filter[ type ], found, item;
  243 
+			if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) {
  244 
+				var found, item,
  245 
+					filter = Expr.filter[ type ],
  246 
+					left = match[1];
  247 
+
206 248 
 				anyFound = false;
207 249
208   
-				if ( curLoop == result ) {
  250 
+				match.splice(1,1);
  251 
+
  252 
+				if ( left.substr( left.length - 1 ) === "\\" ) {
  253 
+					continue;
  254 
+				}
  255 
+
  256 
+				if ( curLoop === result ) {
209 257 
 					result = [];
210 258 
 				}
211 259 
 
@@ -214,6 +262,7 @@ Sizzle.filter = function(expr, set, inplace, not){
214 262
215 263 
 					if ( !match ) {
216 264 
 						anyFound = found = true;
  265 
+
217 266 
 					} else if ( match === true ) {
218 267 
 						continue;
219 268 
 					}
 
@@ -228,9 +277,11 @@ Sizzle.filter = function(expr, set, inplace, not){
228 277 
 							if ( inplace && found != null ) {
229 278 
 								if ( pass ) {
230 279 
 									anyFound = true;
  280 
+
231 281 
 								} else {
232 282 
 									curLoop[i] = false;
233 283 
 								}
  284 
+
234 285 
 							} else if ( pass ) {
235 286 
 								result.push( item );
236 287 
 								anyFound = true;
 
@@ -256,9 +307,10 @@ Sizzle.filter = function(expr, set, inplace, not){
256 307 
 		}
257 308
258 309 
 		// Improper expression
259   
-		if ( expr == old ) {
  310 
+		if ( expr === old ) {
260 311 
 			if ( anyFound == null ) {
261   
-				throw "Syntax error, unrecognized expression: " + expr;
  312 
+				Sizzle.error( expr );
  313 
+
262 314 
 			} else {
263 315 
 				break;
264 316 
 			}
 
@@ -270,43 +322,55 @@ Sizzle.filter = function(expr, set, inplace, not){
270 322 
 	return curLoop;
271 323 
 };
272 324
  325 
+Sizzle.error = function( msg ) {
  326 
+	throw "Syntax error, unrecognized expression: " + msg;
  327 
+};
  328 
+
273 329 
 var Expr = Sizzle.selectors = {
274 330 
 	order: [ "ID", "NAME", "TAG" ],
  331 
+
275 332 
 	match: {
276   
-		ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
277   
-		CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
278   
-		NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
279   
-		ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
280   
-		TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
281   
-		CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
282   
-		POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
283   
-		PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
  333 
+		ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
  334 
+		CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
  335 
+		NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/,
  336 
+		ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/,
  337 
+		TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/,
  338 
+		CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/,
  339 
+		POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/,
  340 
+		PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
284 341 
 	},
  342 
+
285 343 
 	leftMatch: {},
  344 
+
286 345 
 	attrMap: {
287 346 
 		"class": "className",
288 347 
 		"for": "htmlFor"
289 348 
 	},
  349 
+
290 350 
 	attrHandle: {
291   
-		href: function(elem){
292   
-			return elem.getAttribute("href");
  351 
+		href: function( elem ) {
  352 
+			return elem.getAttribute( "href" );
  353 
+		},
  354 
+		type: function( elem ) {
  355 
+			return elem.getAttribute( "type" );
293 356 
 		}
294 357 
 	},
  358 
+
295 359 
 	relative: {
296   
-		"+": function(checkSet, part, isXML){
  360 
+		"+": function(checkSet, part){
297 361 
 			var isPartStr = typeof part === "string",
298   
-				isTag = isPartStr && !/\W/.test(part),
  362 
+				isTag = isPartStr && !rNonWord.test( part ),
299 363 
 				isPartStrNotTag = isPartStr && !isTag;
300 364
301   
-			if ( isTag && !isXML ) {
302   
-				part = part.toUpperCase();
  365 
+			if ( isTag ) {
  366 
+				part = part.toLowerCase();
303 367 
 			}
304 368
305 369 
 			for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
306 370 
 				if ( (elem = checkSet[i]) ) {
307 371 
 					while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
308 372
309   
-					checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
  373 
+					checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ?
310 374 
 						elem || false :
311 375 
 						elem === part;
312 376 
 				}
 
@@ -316,22 +380,29 @@ var Expr = Sizzle.selectors = {
316 380 
 				Sizzle.filter( part, checkSet, true );
317 381 
 			}
318 382 
 		},
319   
-		">": function(checkSet, part, isXML){
320   
-			var isPartStr = typeof part === "string";
321 383
322   
-			if ( isPartStr && !/\W/.test(part) ) {
323   
-				part = isXML ? part : part.toUpperCase();
  384 
+		">": function( checkSet, part ) {
  385 
+			var elem,
  386 
+				isPartStr = typeof part === "string",
  387 
+				i = 0,
  388 
+				l = checkSet.length;
  389 
+
  390 
+			if ( isPartStr && !rNonWord.test( part ) ) {
  391 
+				part = part.toLowerCase();
  392 
+
  393 
+				for ( ; i < l; i++ ) {
  394 
+					elem = checkSet[i];
324 395
325   
-				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
326   
-					var elem = checkSet[i];
327 396 
 					if ( elem ) {
328 397 
 						var parent = elem.parentNode;
329   
-						checkSet[i] = parent.nodeName === part ? parent : false;
  398 
+						checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false;
330 399 
 					}
331 400 
 				}
  401 
+
332 402 
 			} else {
333   
-				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
334   
-					var elem = checkSet[i];
  403 
+				for ( ; i < l; i++ ) {
  404 
+					elem = checkSet[i];
  405 
+
335 406 
 					if ( elem ) {
336 407 
 						checkSet[i] = isPartStr ?
337 408 
 							elem.parentNode :
 
@@ -344,37 +415,50 @@ var Expr = Sizzle.selectors = {
344 415 
 				}
345 416 
 			}
346 417 
 		},
  418 
+
347 419 
 		"": function(checkSet, part, isXML){
348   
-			var doneName = done++, checkFn = dirCheck;
  420 
+			var nodeCheck,
  421 
+				doneName = done++,
  422 
+				checkFn = dirCheck;
349 423
350   
-			if ( !/\W/.test(part) ) {
351   
-				var nodeCheck = part = isXML ? part : part.toUpperCase();
  424 
+			if ( typeof part === "string" && !rNonWord.test( part ) ) {
  425 
+				part = part.toLowerCase();
  426 
+				nodeCheck = part;
352 427 
 				checkFn = dirNodeCheck;
353 428 
 			}
354 429
355   
-			checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
  430 
+			checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML );
356 431 
 		},
357   
-		"~": function(checkSet, part, isXML){
358   
-			var doneName = done++, checkFn = dirCheck;
359 432
360   
-			if ( typeof part === "string" && !/\W/.test(part) ) {
361   
-				var nodeCheck = part = isXML ? part : part.toUpperCase();
  433 
+		"~": function( checkSet, part, isXML ) {
  434 
+			var nodeCheck,
  435 
+				doneName = done++,
  436 
+				checkFn = dirCheck;
  437 
+
  438 
+			if ( typeof part === "string" && !rNonWord.test( part ) ) {
  439 
+				part = part.toLowerCase();
  440 
+				nodeCheck = part;
362 441 
 				checkFn = dirNodeCheck;
363 442 
 			}
364 443
365   
-			checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
  444 
+			checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML );
366 445 
 		}
367 446 
 	},
  447 
+
368 448 
 	find: {
369   
-		ID: function(match, context, isXML){
  449 
+		ID: function( match, context, isXML ) {
370 450 
 			if ( typeof context.getElementById !== "undefined" && !isXML ) {
371 451 
 				var m = context.getElementById(match[1]);
372   
-				return m ? [m] : [];
  452 
+				// Check parentNode to catch when Blackberry 4.6 returns
  453 
+				// nodes that are no longer in the document #6963
  454 
+				return m && m.parentNode ? [m] : [];
373 455 
 			}
374 456 
 		},
375   
-		NAME: function(match, context, isXML){
  457 
+
  458 
+		NAME: function( match, context ) {
376 459 
 			if ( typeof context.getElementsByName !== "undefined" ) {
377   
-				var ret = [], results = context.getElementsByName(match[1]);
  460 
+				var ret = [],
  461 
+					results = context.getElementsByName( match[1] );
378 462
379 463 
 				for ( var i = 0, l = results.length; i < l; i++ ) {
380 464 
 					if ( results[i].getAttribute("name") === match[1] ) {
 
@@ -385,13 +469,16 @@ var Expr = Sizzle.selectors = {
385 469 
 				return ret.length === 0 ? null : ret;
386 470 
 			}
387 471 
 		},
388   
-		TAG: function(match, context){
389   
-			return context.getElementsByTagName(match[1]);
  472 
+
  473 
+		TAG: function( match, context ) {
  474 
+			if ( typeof context.getElementsByTagName !== "undefined" ) {
  475 
+				return context.getElementsByTagName( match[1] );
  476 
+			}
390 477 
 		}
391 478 
 	},
392 479 
 	preFilter: {
393   
-		CLASS: function(match, curLoop, inplace, result, not, isXML){
394   
-			match = " " + match[1].replace(/\\/g, "") + " ";
  480 
+		CLASS: function( match, curLoop, inplace, result, not, isXML ) {
  481 
+			match = " " + match[1].replace( rBackslash, "" ) + " ";
395 482
396 483 
 			if ( isXML ) {
397 484 
 				return match;
 
@@ -399,9 +486,11 @@ var Expr = Sizzle.selectors = {
399 486
400 487 
 			for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
401 488 
 				if ( elem ) {
402   
-					if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
403   
-						if ( !inplace )
  489 
+					if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) {
  490 
+						if ( !inplace ) {
404 491 
 							result.push( elem );
  492 
+						}
  493 
+
405 494 
 					} else if ( inplace ) {
406 495 
 						curLoop[i] = false;
407 496 
 					}
 
@@ -410,190 +499,271 @@ var Expr = Sizzle.selectors = {
410 499
411 500 
 			return false;
412 501 
 		},
413   
-		ID: function(match){
414   
-			return match[1].replace(/\\/g, "");
  502 
+
  503 
+		ID: function( match ) {
  504 
+			return match[1].replace( rBackslash, "" );
415 505 
 		},
416   
-		TAG: function(match, curLoop){
417   
-			for ( var i = 0; curLoop[i] === false; i++ ){}
418   
-			return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
  506 
+
  507 
+		TAG: function( match, curLoop ) {
  508 
+			return match[1].replace( rBackslash, "" ).toLowerCase();
419 509 
 		},
420   
-		CHILD: function(match){
421   
-			if ( match[1] == "nth" ) {
  510 
+
  511 
+		CHILD: function( match ) {
  512 
+			if ( match[1] === "nth" ) {
  513 
+				if ( !match[2] ) {
  514 
+					Sizzle.error( match[0] );
  515 
+				}
  516 
+
  517 
+				match[2] = match[2].replace(/^\+|\s*/g, '');
  518 
+
422 519 
 				// parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
423   
-				var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
424   
-					match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
  520 
+				var test = /(-?)(\d*)(?:n([+\-]?\d*))?/.exec(
  521 
+					match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" ||
425 522 
 					!/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
426 523
427 524 
 				// calculate the numbers (first)n+(last) including if they are negative
428 525 
 				match[2] = (test[1] + (test[2] || 1)) - 0;
429 526 
 				match[3] = test[3] - 0;
430 527 
 			}
  528 
+			else if ( match[2] ) {
  529 
+				Sizzle.error( match[0] );
  530 
+			}
431 531
432 532 
 			// TODO: Move to normal caching system
433 533 
 			match[0] = done++;
434 534
435 535 
 			return match;
436 536 
 		},
437   
-		ATTR: function(match, curLoop, inplace, result, not, isXML){
438   
-			var name = match[1].replace(/\\/g, "");
  537 
+
  538 
+		ATTR: function( match, curLoop, inplace, result, not, isXML ) {
  539 
+			var name = match[1] = match[1].replace( rBackslash, "" );
439 540
440 541 
 			if ( !isXML && Expr.attrMap[name] ) {
441 542 
 				match[1] = Expr.attrMap[name];
442 543 
 			}
443 544
  545 
+			// Handle if an un-quoted value was used
  546 
+			match[4] = ( match[4] || match[5] || "" ).replace( rBackslash, "" );
  547 
+
444 548 
 			if ( match[2] === "~=" ) {
445 549 
 				match[4] = " " + match[4] + " ";
446 550 
 			}
447 551
448 552 
 			return match;
449 553 
 		},
450   
-		PSEUDO: function(match, curLoop, inplace, result, not){
  554 
+
  555 
+		PSEUDO: function( match, curLoop, inplace, result, not ) {
451 556 
 			if ( match[1] === "not" ) {
452 557 
 				// If we're dealing with a complex expression, or a simple one
453 558 
 				if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
454 559 
 					match[3] = Sizzle(match[3], null, null, curLoop);
  560 
+
455 561 
 				} else {
456 562 
 					var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
  563 
+
457 564 
 					if ( !inplace ) {
458 565 
 						result.push.apply( result, ret );
459 566 
 					}
  567 
+
460 568 
 					return false;
461 569 
 				}
  570 
+
462 571 
 			} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
463 572 
 				return true;
464 573 
 			}
465 574
466 575 
 			return match;
467 576 
 		},
468   
-		POS: function(match){
  577 
+
  578 
+		POS: function( match ) {
469 579 
 			match.unshift( true );
  580 
+
470 581 
 			return match;
471 582 
 		}
472 583 
 	},
  584 
+
473 585 
 	filters: {
474   
-		enabled: function(elem){
  586 
+		enabled: function( elem ) {
475 587 
 			return elem.disabled === false && elem.type !== "hidden";
476 588 
 		},
477   
-		disabled: function(elem){
  589 
+
  590 
+		disabled: function( elem ) {
478 591 
 			return elem.disabled === true;
479 592 
 		},
480   
-		checked: function(elem){
  593 
+
  594 
+		checked: function( elem ) {
481 595 
 			return elem.checked === true;
482 596 
 		},
483   
-		selected: function(elem){
  597 
+
  598 
+		selected: function( elem ) {
484 599 
 			// Accessing this property makes selected-by-default
485 600 
 			// options in Safari work properly
486   
-			elem.parentNode.selectedIndex;
  601 
+			if ( elem.parentNode ) {
  602 
+				elem.parentNode.selectedIndex;
  603 
+			}
  604 
+
487 605 
 			return elem.selected === true;
488 606 
 		},
489   
-		parent: function(elem){
  607 
+
  608 
+		parent: function( elem ) {
490 609 
 			return !!elem.firstChild;
491 610 
 		},
492   
-		empty: function(elem){
  611 
+
  612 
+		empty: function( elem ) {
493 613 
 			return !elem.firstChild;
494 614 
 		},
495   
-		has: function(elem, i, match){
  615 
+
  616 
+		has: function( elem, i, match ) {
496 617 
 			return !!Sizzle( match[3], elem ).length;
497 618 
 		},
498   
-		header: function(elem){
499   
-			return /h\d/i.test( elem.nodeName );
  619 
+
  620 
+		header: function( elem ) {
  621 
+			return (/h\d/i).test( elem.nodeName );
500 622 
 		},
501   
-		text: function(elem){
502   
-			return "text" === elem.type;
  623 
+
  624 
+		text: function( elem ) {
  625 
+			var attr = elem.getAttribute( "type" ), type = elem.type;
  626 
+			// IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
  627 
+			// use getAttribute instead to test this case
  628 
+			return elem.nodeName.toLowerCase() === "input" && "text" === type && ( attr === type || attr === null );
503 629 
 		},
504   
-		radio: function(elem){
505   
-			return "radio" === elem.type;
  630 
+
  631 
+		radio: function( elem ) {
  632 
+			return elem.nodeName.toLowerCase() === "input" && "radio" === elem.type;
506 633 
 		},
507   
-		checkbox: function(elem){
508   
-			return "checkbox" === elem.type;
  634 
+
  635 
+		checkbox: function( elem ) {
  636 
+			return elem.nodeName.toLowerCase() === "input" && "checkbox" === elem.type;
509 637 
 		},
510   
-		file: function(elem){
511   
-			return "file" === elem.type;
  638 
+
  639 
+		file: function( elem ) {
  640 
+			return elem.nodeName.toLowerCase() === "input" && "file" === elem.type;
  641 
+		},
  642 
+
  643 
+		password: function( elem ) {
  644 
+			return elem.nodeName.toLowerCase() === "input" && "password" === elem.type;
512 645 
 		},
513   
-		password: function(elem){
514   
-			return "password" === elem.type;
  646 
+
  647 
+		submit: function( elem ) {
  648 
+			var name = elem.nodeName.toLowerCase();
  649 
+			return (name === "input" || name === "button") && "submit" === elem.type;
515 650 
 		},
516   
-		submit: function(elem){
517   
-			return "submit" === elem.type;
  651 
+
  652 
+		image: function( elem ) {
  653 
+			return elem.nodeName.toLowerCase() === "input" && "image" === elem.type;
518 654 
 		},
519   
-		image: function(elem){
520   
-			return "image" === elem.type;
  655 
+
  656 
+		reset: function( elem ) {
  657 
+			var name = elem.nodeName.toLowerCase();
  658 
+			return (name === "input" || name === "button") && "reset" === elem.type;
521 659 
 		},
522   
-		reset: function(elem){
523   
-			return "reset" === elem.type;
  660 
+
  661 
+		button: function( elem ) {
  662 
+			var name = elem.nodeName.toLowerCase();
  663 
+			return name === "input" && "button" === elem.type || name === "button";
524 664 
 		},
525   
-		button: function(elem){
526   
-			return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
  665 
+
  666 
+		input: function( elem ) {
  667 
+			return (/input|select|textarea|button/i).test( elem.nodeName );
527 668 
 		},
528   
-		input: function(elem){
529   
-			return /input|select|textarea|button/i.test(elem.nodeName);
  669 
+
  670 
+		focus: function( elem ) {
  671 
+			return elem === elem.ownerDocument.activeElement;
530 672 
 		}
531 673 
 	},
532 674 
 	setFilters: {
533   
-		first: function(elem, i){
  675 
+		first: function( elem, i ) {
534 676 
 			return i === 0;
535 677 
 		},
536   
-		last: function(elem, i, match, array){
  678 
+
  679 
+		last: function( elem, i, match, array ) {
537 680 
 			return i === array.length - 1;
538 681 
 		},
539   
-		even: function(elem, i){
  682 
+
  683 
+		even: function( elem, i ) {
540 684 
 			return i % 2 === 0;
541 685 
 		},
542   
-		odd: function(elem, i){
  686 
+
  687 
+		odd: function( elem, i ) {
543 688 
 			return i % 2 === 1;
544 689 
 		},
545   
-		lt: function(elem, i, match){
  690 
+
  691 
+		lt: function( elem, i, match ) {
546 692 
 			return i < match[3] - 0;
547 693 
 		},
548   
-		gt: function(elem, i, match){
  694 
+
  695 
+		gt: function( elem, i, match ) {
549 696 
 			return i > match[3] - 0;
550 697 
 		},
551   
-		nth: function(elem, i, match){
552   
-			return match[3] - 0 == i;
  698 
+
  699 
+		nth: function( elem, i, match ) {
  700 
+			return match[3] - 0 === i;
553 701 
 		},
554   
-		eq: function(elem, i, match){
555   
-			return match[3] - 0 == i;
  702 
+
  703 
+		eq: function( elem, i, match ) {
  704 
+			return match[3] - 0 === i;
556 705 
 		}
557 706 
 	},
558 707 
 	filter: {
559   
-		PSEUDO: function(elem, match, i, array){
560   
-			var name = match[1], filter = Expr.filters[ name ];
  708 
+		PSEUDO: function( elem, match, i, array ) {
  709 
+			var name = match[1],
  710 
+				filter = Expr.filters[ name ];
561 711
562 712 
 			if ( filter ) {
563 713 
 				return filter( elem, i, match, array );
  714 
+
564 715 
 			} else if ( name === "contains" ) {
565   
-				return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
  716 
+				return (elem.textContent || elem.innerText || Sizzle.getText([ elem ]) || "").indexOf(match[3]) >= 0;
  717 
+
566 718 
 			} else if ( name === "not" ) {
567 719 
 				var not = match[3];
568 720
569   
-				for ( var i = 0, l = not.length; i < l; i++ ) {
570   
-					if ( not[i] === elem ) {
  721 
+				for ( var j = 0, l = not.length; j < l; j++ ) {
  722 
+					if ( not[j] === elem ) {
571 723 
 						return false;
572 724 
 					}
573 725 
 				}
574 726
575 727 
 				return true;
  728 
+
  729 
+			} else {
  730 
+				Sizzle.error( name );
576 731 
 			}
577 732 
 		},
578   
-		CHILD: function(elem, match){
579   
-			var type = match[1], node = elem;
580   
-			switch (type) {
581   
-				case 'only':
582   
-				case 'first':
583   
-					while ( (node = node.previousSibling) )  {
584   
-						if ( node.nodeType === 1 ) return false;
  733 
+
  734 
+		CHILD: function( elem, match ) {
  735 
+			var type = match[1],
  736 
+				node = elem;
  737 
+
  738 
+			switch ( type ) {
  739 
+				case "only":
  740 
+				case "first":
  741 
+					while ( (node = node.previousSibling) )	 {
  742 
+						if ( node.nodeType === 1 ) {
  743 
+							return false;
  744 
+						}
585 745 
 					}
586   
-					if ( type == 'first') return true;
  746 
+
  747 
+					if ( type === "first" ) {
  748 
+						return true;
  749 
+					}
  750 
+
587 751 
 					node = elem;
588   
-				case 'last':
589   
-					while ( (node = node.nextSibling) )  {
590   
-						if ( node.nodeType === 1 ) return false;
  752 
+
  753 
+				case "last":
  754 
+					while ( (node = node.nextSibling) )	 {
  755 
+						if ( node.nodeType === 1 ) {
  756 
+							return false;
  757 
+						}
591 758 
 					}
  759 
+
592 760 
 					return true;
593   
-				case 'nth':
594   
-					var first = match[2], last = match[3];
595 761
596   
-					if ( first == 1 && last == 0 ) {
  762 
+				case "nth":
  763 
+					var first = match[2],
  764 
+						last = match[3];
  765 
+
  766 
+					if ( first === 1 && last === 0 ) {
597 767 
 						return true;
598 768 
 					}
599 769 
 					
@@ -602,33 +772,41 @@ var Expr = Sizzle.selectors = {
602 772
603 773 
 					if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
604 774 
 						var count = 0;
  775 
+
605 776 
 						for ( node = parent.firstChild; node; node = node.nextSibling ) {
606 777 
 							if ( node.nodeType === 1 ) {
607 778 
 								node.nodeIndex = ++count;
608 779 
 							}
609 780 
 						}
  781 
+
610 782 
 						parent.sizcache = doneName;
611 783 
 					}
612 784
613 785 
 					var diff = elem.nodeIndex - last;
614   
-					if ( first == 0 ) {
615   
-						return diff == 0;
  786 
+
  787 
+					if ( first === 0 ) {
  788 
+						return diff === 0;
  789 
+
616 790 
 					} else {
617   
-						return ( diff % first == 0 && diff / first >= 0 );
  791 
+						return ( diff % first === 0 && diff / first >= 0 );
618 792 
 					}
619 793 
 			}
620 794 
 		},
621   
-		ID: function(elem, match){
  795 
+
  796 
+		ID: function( elem, match ) {
622 797 
 			return elem.nodeType === 1 && elem.getAttribute("id") === match;
623 798 
 		},
624   
-		TAG: function(elem, match){
625   
-			return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
  799 
+
  800 
+		TAG: function( elem, match ) {
  801 
+			return (match === "*" && elem.nodeType === 1) || elem.nodeName.toLowerCase() === match;
626 802 
 		},
627   
-		CLASS: function(elem, match){
  803 
+
  804 
+		CLASS: function( elem, match ) {
628 805 
 			return (" " + (elem.className || elem.getAttribute("class")) + " ")
629 806 
 				.indexOf( match ) > -1;
630 807 
 		},
631   
-		ATTR: function(elem, match){
  808 
+
  809 
+		ATTR: function( elem, match ) {
632 810 
 			var name = match[1],
633 811 
 				result = Expr.attrHandle[ name ] ?
634 812 
 					Expr.attrHandle[ name ]( elem ) :
 
@@ -650,7 +828,7 @@ var Expr = Sizzle.selectors = {
650 828 
 				!check ?
651 829 
 				value && result !== false :
652 830 
 				type === "!=" ?
653   
-				value != check :
  831 
+				value !== check :
654 832 
 				type === "^=" ?
655 833 
 				value.indexOf(check) === 0 :
656 834 
 				type === "$=" ?
 
@@ -659,8 +837,10 @@ var Expr = Sizzle.selectors = {
659 837 
 				value === check || value.substr(0, check.length + 1) === check + "-" :
660 838 
 				false;
661 839 
 		},
662   
-		POS: function(elem, match, i, array){
663   
-			var name = match[2], filter = Expr.setFilters[ name ];
  840 
+
  841 
+		POS: function( elem, match, i, array ) {
  842 
+			var name = match[2],
  843 
+				filter = Expr.setFilters[ name ];
664 844
665 845 
 			if ( filter ) {
666 846 
 				return filter( elem, i, match, array );
 
@@ -669,14 +849,17 @@ var Expr = Sizzle.selectors = {
669 849 
 	}
670 850 
 };
671 851
672   
-var origPOS = Expr.match.POS;
  852 
+var origPOS = Expr.match.POS,
  853 
+	fescape = function(all, num){
  854 
+		return "\\" + (num - 0 + 1);
  855 
+	};
673 856
674 857 
 for ( var type in Expr.match ) {
675   
-	Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
676   
-	Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source );
  858 
+	Expr.match[ type ] = new RegExp( Expr.match[ type ].source + (/(?![^\[]*\])(?![^\(]*\))/.source) );
  859 
+	Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, fescape) );
677 860 
 }
678 861
679   
-var makeArray = function(array, results) {
  862 
+var makeArray = function( array, results ) {
680 863 
 	array = Array.prototype.slice.call( array, 0 );
681 864
682 865 
 	if ( results ) {
 
@@ -689,23 +872,28 @@ var makeArray = function(array, results) {
689 872
690 873 
 // Perform a simple check to determine if the browser is capable of
691 874 
 // converting a NodeList to an array using builtin methods.
  875 
+// Also verifies that the returned array holds DOM nodes
  876 
+// (which is not the case in the Blackberry browser)
692 877 
 try {
693   
-	Array.prototype.slice.call( document.documentElement.childNodes, 0 );
  878 
+	Array.prototype.slice.call( document.documentElement.childNodes, 0 )[0].nodeType;
694 879
695 880 
 // Provide a fallback method if it does not work
696   
-} catch(e){
697   
-	makeArray = function(array, results) {
698   
-		var ret = results || [];
  881 
+} catch( e ) {
  882 
+	makeArray = function( array, results ) {
  883 
+		var i = 0,
  884 
+			ret = results || [];
699 885
700 886 
 		if ( toString.call(array) === "[object Array]" ) {
701 887 
 			Array.prototype.push.apply( ret, array );
  888 
+
702 889 
 		} else {
703 890 
 			if ( typeof array.length === "number" ) {
704   
-				for ( var i = 0, l = array.length; i < l; i++ ) {
  891 
+				for ( var l = array.length; i < l; i++ ) {
705 892 
 					ret.push( array[i] );
706 893 
 				}
  894 
+
707 895 
 			} else {
708   
-				for ( var i = 0; array[i]; i++ ) {
  896 
+				for ( ; array[i]; i++ ) {
709 897 
 					ret.push( array[i] );
710 898 
 				}
711 899 
 			}
 
@@ -715,90 +903,161 @@ try {
715 903 
 	};
716 904 
 }
717 905
718   
-var sortOrder;
  906 
+var sortOrder, siblingCheck;
719 907
720 908 
 if ( document.documentElement.compareDocumentPosition ) {
721 909 
 	sortOrder = function( a, b ) {
722   
-		if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
723   
-			if ( a == b ) {
724   
-				hasDuplicate = true;
725   
-			}
  910 
+		if ( a === b ) {
  911 
+			hasDuplicate = true;
726 912 
 			return 0;
727 913 
 		}
728 914
729   
-		var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
730   
-		if ( ret === 0 ) {
731   
-			hasDuplicate = true;
  915 
+		if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
  916 
+			return a.compareDocumentPosition ? -1 : 1;
732 917 
 		}
733   
-		return ret;
  918 
+
  919 
+		return a.compareDocumentPosition(b) & 4 ? -1 : 1;
734 920 
 	};
735   
-} else if ( "sourceIndex" in document.documentElement ) {
  921 
+
  922 
+} else {
736 923 
 	sortOrder = function( a, b ) {
737   
-		if ( !a.sourceIndex || !b.sourceIndex ) {
738   
-			if ( a == b ) {
739   
-				hasDuplicate = true;
740   
-			}
  924 
+		// The nodes are identical, we can exit early
  925 
+		if ( a === b ) {
  926 
+			hasDuplicate = true;
741 927 
 			return 0;
  928 
+
  929 
+		// Fallback to using sourceIndex (in IE) if it's available on both nodes
  930 
+		} else if ( a.sourceIndex && b.sourceIndex ) {
  931 
+			return a.sourceIndex - b.sourceIndex;
742 932 
 		}
743 933
744   
-		var ret = a.sourceIndex - b.sourceIndex;
745   
-		if ( ret === 0 ) {
746   
-			hasDuplicate = true;
  934 
+		var al, bl,
  935 
+			ap = [],
  936 
+			bp = [],
  937 
+			aup = a.parentNode,
  938 
+			bup = b.parentNode,
  939 
+			cur = aup;
  940 
+
  941 
+		// If the nodes are siblings (or identical) we can do a quick check
  942 
+		if ( aup === bup ) {
  943 
+			return siblingCheck( a, b );
  944 
+
  945 
+		// If no parents were found then the nodes are disconnected
  946 
+		} else if ( !aup ) {
  947 
+			return -1;
  948 
+
  949 
+		} else if ( !bup ) {
  950 
+			return 1;
747 951 
 		}
748   
-		return ret;
749   
-	};
750   
-} else if ( document.createRange ) {
751   
-	sortOrder = function( a, b ) {
752   
-		if ( !a.ownerDocument || !b.ownerDocument ) {
753   
-			if ( a == b ) {
754   
-				hasDuplicate = true;
  952 
+
  953 
+		// Otherwise they're somewhere else in the tree so we need
  954 
+		// to build up a full list of the parentNodes for comparison
  955 
+		while ( cur ) {
  956 
+			ap.unshift( cur );
  957 
+			cur = cur.parentNode;
  958 
+		}
  959 
+
  960 
+		cur = bup;
  961 
+
  962 
+		while ( cur ) {
  963 
+			bp.unshift( cur );
  964 
+			cur = cur.parentNode;
  965 
+		}
  966 
+
  967 
+		al = ap.length;
  968 
+		bl = bp.length;
  969 
+
  970 
+		// Start walking down the tree looking for a discrepancy
  971 
+		for ( var i = 0; i < al && i < bl; i++ ) {
  972 
+			if ( ap[i] !== bp[i] ) {
  973 
+				return siblingCheck( ap[i], bp[i] );
755 974 
 			}
756   
-			return 0;
757 975 
 		}
758 976
759   
-		var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
760   
-		aRange.setStart(a, 0);
761   
-		aRange.setEnd(a, 0);
762   
-		bRange.setStart(b, 0);
763   
-		bRange.setEnd(b, 0);
764   
-		var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
765   
-		if ( ret === 0 ) {
766   
-			hasDuplicate = true;
  977 
+		// We ended someplace up the tree so do a sibling check
  978 
+		return i === al ?
  979 
+			siblingCheck( a, bp[i], -1 ) :
  980 
+			siblingCheck( ap[i], b, 1 );
  981 
+	};
  982 
+
  983 
+	siblingCheck = function( a, b, ret ) {
  984 
+		if ( a === b ) {
  985 
+			return ret;
767 986 
 		}
768   
-		return ret;
  987 
+
  988 
+		var cur = a.nextSibling;
  989 
+
  990 
+		while ( cur ) {
  991 
+			if ( cur === b ) {
  992 
+				return -1;
  993 
+			}
  994 
+
  995 
+			cur = cur.nextSibling;
  996 
+		}
  997 
+
  998 
+		return 1;
769 999 
 	};
770 1000 
 }
771 1001
  1002 
+// Utility function for retreiving the text value of an array of DOM nodes
  1003 
+Sizzle.getText = function( elems ) {
  1004 
+	var ret = "", elem;
  1005 
+
  1006 
+	for ( var i = 0; elems[i]; i++ ) {
  1007 
+		elem = elems[i];
  1008 
+
  1009 
+		// Get the text from text nodes and CDATA nodes
  1010 
+		if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
  1011 
+			ret += elem.nodeValue;
  1012 
+
  1013 
+		// Traverse everything else, except comment nodes
  1014 
+		} else if ( elem.nodeType !== 8 ) {
  1015 
+			ret += Sizzle.getText( elem.childNodes );
  1016 
+		}
  1017 
+	}
  1018 
+
  1019 
+	return ret;
  1020 
+};
  1021 
+
772 1022 
 // Check to see if the browser returns elements by name when
773 1023 
 // querying by getElementById (and provide a workaround)
774 1024 
 (function(){
775 1025 
 	// We're going to inject a fake input element with a specified name
776 1026 
 	var form = document.createElement("div"),
777   
-		id = "script" + (new Date).getTime();
  1027 
+		id = "script" + (new Date()).getTime(),
  1028 
+		root = document.documentElement;
  1029 
+
778 1030 
 	form.innerHTML = "<a name='" + id + "'/>";
779 1031
780 1032 
 	// Inject it into the root element, check its status, and remove it quickly
781   
-	var root = document.documentElement;
782 1033 
 	root.insertBefore( form, root.firstChild );
783 1034
784 1035 
 	// The workaround has to do additional checks after a getElementById
785 1036 
 	// Which slows things down for other browsers (hence the branching)
786   
-	if ( !!document.getElementById( id ) ) {
787   
-		Expr.find.ID = function(match, context, isXML){
  1037 
+	if ( document.getElementById( id ) ) {
  1038 
+		Expr.find.ID = function( match, context, isXML ) {
788 1039 
 			if ( typeof context.getElementById !== "undefined" && !isXML ) {
789 1040 
 				var m = context.getElementById(match[1]);
790   
-				return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
  1041 
+
  1042 
+				return m ?
  1043 
+					m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ?
  1044 
+						[m] :
  1045 
+						undefined :
  1046 
+					[];
791 1047 
 			}
792 1048 
 		};
793 1049
794   
-		Expr.filter.ID = function(elem, match){
  1050 
+		Expr.filter.ID = function( elem, match ) {
795 1051 
 			var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
  1052 
+
796 1053 
 			return elem.nodeType === 1 && node && node.nodeValue === match;
797 1054 
 		};
798 1055 
 	}
799 1056
800 1057 
 	root.removeChild( form );
801   
-	root = form = null; // release memory in IE
  1058 
+
  1059 
+	// release memory in IE
  1060 
+	root = form = null;
802 1061 
 })();
803 1062
804 1063 
 (function(){
 
@@ -811,8 +1070,8 @@ if ( document.documentElement.compareDocumentPosition ) {
811 1070
812 1071 
 	// Make sure no comments are found
813 1072 
 	if ( div.getElementsByTagName("*").length > 0 ) {
814   
-		Expr.find.TAG = function(match, context){
815   
-			var results = context.getElementsByTagName(match[1]);
  1073 
+		Expr.find.TAG = function( match, context ) {
  1074 
+			var results = context.getElementsByTagName( match[1] );
816 1075
817 1076 
 			// Filter out possible comments
818 1077 
 			if ( match[1] === "*" ) {
 
@@ -833,83 +1092,209 @@ if ( document.documentElement.compareDocumentPosition ) {
833 1092
834 1093 
 	// Check to see if an attribute returns normalized href attributes
835 1094 
 	div.innerHTML = "<a href='#'></a>";
  1095 
+
836 1096 
 	if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
837 1097 
 			div.firstChild.getAttribute("href") !== "#" ) {
838   
-		Expr.attrHandle.href = function(elem){
839   
-			return elem.getAttribute("href", 2);
  1098 
+
  1099 
+		Expr.attrHandle.href = function( elem ) {
  1100 
+			return elem.getAttribute( "href", 2 );
840 1101 
 		};
841 1102 
 	}
842 1103
843   
-	div = null; // release memory in IE
  1104 
+	// release memory in IE
  1105 
+	div = null;
844 1106 
 })();
845 1107
846   
-if ( document.querySelectorAll ) (function(){
847   
-	var oldSizzle = Sizzle, div = document.createElement("div");
848   
-	div.innerHTML = "<p class='TEST'></p>";
  1108 
+if ( document.querySelectorAll ) {
  1109 
+	(function(){
  1110 
+		var oldSizzle = Sizzle,
  1111 
+			div = document.createElement("div"),
  1112 
+			id = "__sizzle__";
849 1113
850   
-	// Safari can't handle uppercase or unicode characters when
851   
-	// in quirks mode.
852   
-	if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
853   
-		return;
854   
-	}
855   
-
856   
-	Sizzle = function(query, context, extra, seed){
857   
-		context = context || document;
  1114 
+		div.innerHTML = "<p class='TEST'></p>";
858 1115
859   
-		// Only use querySelectorAll on non-XML documents
860   
-		// (ID selectors don't work in non-HTML documents)
861   
-		if ( !seed && context.nodeType === 9 && !isXML(context) ) {
862   
-			try {
863   
-				return makeArray( context.querySelectorAll(query), extra );
864   
-			} catch(e){}
  1116 
+		// Safari can't handle uppercase or unicode characters when
  1117 
+		// in quirks mode.
  1118 
+		if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
  1119 
+			return;
865 1120 
 		}
  1121 
+
  1122 
+		Sizzle = function( query, context, extra, seed ) {
  1123 
+			context = context || document;
  1124 
+
  1125 
+			// Only use querySelectorAll on non-XML documents
  1126 
+			// (ID selectors don't work in non-HTML documents)
  1127 
+			if ( !seed && !Sizzle.isXML(context) ) {
  1128 
+				// See if we find a selector to speed up
  1129 
+				var match = /^(\w+$)|^\.([\w\-]+$)|^#([\w\-]+$)/.exec( query );
  1130 
+
  1131 
+				if ( match && (context.nodeType === 1 || context.nodeType === 9) ) {
  1132 
+					// Speed-up: Sizzle("TAG")
  1133 
+					if ( match[1] ) {
  1134 
+						return makeArray( context.getElementsByTagName( query ), extra );
  1135 
+
  1136 
+					// Speed-up: Sizzle(".CLASS")
  1137 
+					} else if ( match[2] && Expr.find.CLASS && context.getElementsByClassName ) {
  1138 
+						return makeArray( context.getElementsByClassName( match[2] ), extra );
  1139 
+					}
  1140 
+				}
  1141 
+
  1142 
+				if ( context.nodeType === 9 ) {
  1143 
+					// Speed-up: Sizzle("body")
  1144 
+					// The body element only exists once, optimize finding it
  1145 
+					if ( query === "body" && context.body ) {
  1146 
+						return makeArray( [ context.body ], extra );
  1147 
+
  1148 
+					// Speed-up: Sizzle("#ID")
  1149 
+					} else if ( match && match[3] ) {
  1150 
+						var elem = context.getElementById( match[3] );
  1151 
+
  1152 
+						// Check parentNode to catch when Blackberry 4.6 returns
  1153 
+						// nodes that are no longer in the document #6963
  1154 
+						if ( elem && elem.parentNode ) {
  1155 
+							// Handle the case where IE and Opera return items
  1156 
+							// by name instead of ID
  1157 
+							if ( elem.id === match[3] ) {
  1158 
+								return makeArray( [ elem ], extra );
  1159 
+							}
  1160 
+
  1161 
+						} else {
  1162 
+							return makeArray( [], extra );
  1163 
+						}
  1164 
+					}
  1165 
+
  1166 
+					try {
  1167 
+						return makeArray( context.querySelectorAll(query), extra );
  1168 
+					} catch(qsaError) {}
  1169 
+
  1170 
+				// qSA works strangely on Element-rooted queries
  1171 
+				// We can work around this by specifying an extra ID on the root
  1172 
+				// and working up from there (Thanks to Andrew Dupont for the technique)
  1173 
+				// IE 8 doesn't work on object elements
  1174 
+				} else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
  1175 
+					var oldContext = context,
  1176 
+						old = context.getAttribute( "id" ),
  1177 
+						nid = old || id,
  1178 
+						hasParent = context.parentNode,
  1179 
+						relativeHierarchySelector = /^\s*[+~]/.test( query );
  1180 
+
  1181 
+					if ( !old ) {
  1182 
+						context.setAttribute( "id", nid );
  1183 
+					} else {
  1184 
+						nid = nid.replace( /'/g, "\\$&" );
  1185 
+					}
  1186 
+					if ( relativeHierarchySelector && hasParent ) {
  1187 
+						context = context.parentNode;
  1188 
+					}
  1189 
+
  1190