Pull in the Sizzle library dynamically using a submodule and make it part of the jQuery build process.

3 files changed, 6 insertions, 1007 deletions

diff --git a/src/selector.js b/src/selector.js
deleted file mode 100644
index 6291d8621..000000000
--- a/src/selector.js
+++ /dev/null
@@ -1,1007 +0,0 @@
-/*!
- * Sizzle CSS Selector Engine - v1.0
- *  Copyright 2009, The Dojo Foundation
- *  Released under the MIT, BSD, and GPL Licenses.
- *  More information: http://sizzlejs.com/
- */
-(function(){
-
-var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?/g,
-	done = 0,
-	toString = Object.prototype.toString,
-	hasDuplicate = false;
-
-var Sizzle = function(selector, context, results, seed) {
-	results = results || [];
-	var origContext = context = context || document;
-
-	if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
-		return [];
-	}
-	
-	if ( !selector || typeof selector !== "string" ) {
-		return results;
-	}
-
-	var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context);
-	
-	// Reset the position of the chunker regexp (start from head)
-	chunker.lastIndex = 0;
-	
-	while ( (m = chunker.exec(selector)) !== null ) {
-		parts.push( m[1] );
-		
-		if ( m[2] ) {
-			extra = RegExp.rightContext;
-			break;
-		}
-	}
-
-	if ( parts.length > 1 && origPOS.exec( selector ) ) {
-		if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
-			set = posProcess( parts[0] + parts[1], context );
-		} else {
-			set = Expr.relative[ parts[0] ] ?
-				[ context ] :
-				Sizzle( parts.shift(), context );
-
-			while ( parts.length ) {
-				selector = parts.shift();
-
-				if ( Expr.relative[ selector ] )
-					selector += parts.shift();
-
-				set = posProcess( selector, set );
-			}
-		}
-	} else {
-		// Take a shortcut and set the context if the root selector is an ID
-		// (but not if it'll be faster if the inner selector is an ID)
-		if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
-				Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
-			var ret = Sizzle.find( parts.shift(), context, contextXML );
-			context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
-		}
-
-		if ( context ) {
-			var ret = seed ?
-				{ expr: parts.pop(), set: makeArray(seed) } :
-				Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
-			set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
-
-			if ( parts.length > 0 ) {
-				checkSet = makeArray(set);
-			} else {
-				prune = false;
-			}
-
-			while ( parts.length ) {
-				var cur = parts.pop(), pop = cur;
-
-				if ( !Expr.relative[ cur ] ) {
-					cur = "";
-				} else {
-					pop = parts.pop();
-				}
-
-				if ( pop == null ) {
-					pop = context;
-				}
-
-				Expr.relative[ cur ]( checkSet, pop, contextXML );
-			}
-		} else {
-			checkSet = parts = [];
-		}
-	}
-
-	if ( !checkSet ) {
-		checkSet = set;
-	}
-
-	if ( !checkSet ) {
-		throw "Syntax error, unrecognized expression: " + (cur || selector);
-	}
-
-	if ( toString.call(checkSet) === "[object Array]" ) {
-		if ( !prune ) {
-			results.push.apply( results, checkSet );
-		} else if ( context && context.nodeType === 1 ) {
-			for ( var i = 0; checkSet[i] != null; i++ ) {
-				if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
-					results.push( set[i] );
-				}
-			}
-		} else {
-			for ( var i = 0; checkSet[i] != null; i++ ) {
-				if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
-					results.push( set[i] );
-				}
-			}
-		}
-	} else {
-		makeArray( checkSet, results );
-	}
-
-	if ( extra ) {
-		Sizzle( extra, origContext, results, seed );
-		Sizzle.uniqueSort( results );
-	}
-
-	return results;
-};
-
-Sizzle.uniqueSort = function(results){
-	if ( sortOrder ) {
-		hasDuplicate = false;
-		results.sort(sortOrder);
-
-		if ( hasDuplicate ) {
-			for ( var i = 1; i < results.length; i++ ) {
-				if ( results[i] === results[i-1] ) {
-					results.splice(i--, 1);
-				}
-			}
-		}
-	}
-
-	return results;
-};
-
-Sizzle.matches = function(expr, set){
-	return Sizzle(expr, null, null, set);
-};
-
-Sizzle.find = function(expr, context, isXML){
-	var set, match;
-
-	if ( !expr ) {
-		return [];
-	}
-
-	for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
-		var type = Expr.order[i], match;
-		
-		if ( (match = Expr.match[ type ].exec( expr )) ) {
-			var left = RegExp.leftContext;
-
-			if ( left.substr( left.length - 1 ) !== "\\" ) {
-				match[1] = (match[1] || "").replace(/\\/g, "");
-				set = Expr.find[ type ]( match, context, isXML );
-				if ( set != null ) {
-					expr = expr.replace( Expr.match[ type ], "" );
-					break;
-				}
-			}
-		}
-	}
-
-	if ( !set ) {
-		set = context.getElementsByTagName("*");
-	}
-
-	return {set: set, expr: expr};
-};
-
-Sizzle.filter = function(expr, set, inplace, not){
-	var old = expr, result = [], curLoop = set, match, anyFound,
-		isXMLFilter = set && set[0] && isXML(set[0]);
-
-	while ( expr && set.length ) {
-		for ( var type in Expr.filter ) {
-			if ( (match = Expr.match[ type ].exec( expr )) != null ) {
-				var filter = Expr.filter[ type ], found, item;
-				anyFound = false;
-
-				if ( curLoop == result ) {
-					result = [];
-				}
-
-				if ( Expr.preFilter[ type ] ) {
-					match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
-
-					if ( !match ) {
-						anyFound = found = true;
-					} else if ( match === true ) {
-						continue;
-					}
-				}
-
-				if ( match ) {
-					for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
-						if ( item ) {
-							found = filter( item, match, i, curLoop );
-							var pass = not ^ !!found;
-
-							if ( inplace && found != null ) {
-								if ( pass ) {
-									anyFound = true;
-								} else {
-									curLoop[i] = false;
-								}
-							} else if ( pass ) {
-								result.push( item );
-								anyFound = true;
-							}
-						}
-					}
-				}
-
-				if ( found !== undefined ) {
-					if ( !inplace ) {
-						curLoop = result;
-					}
-
-					expr = expr.replace( Expr.match[ type ], "" );
-
-					if ( !anyFound ) {
-						return [];
-					}
-
-					break;
-				}
-			}
-		}
-
-		// Improper expression
-		if ( expr == old ) {
-			if ( anyFound == null ) {
-				throw "Syntax error, unrecognized expression: " + expr;
-			} else {
-				break;
-			}
-		}
-
-		old = expr;
-	}
-
-	return curLoop;
-};
-
-var Expr = Sizzle.selectors = {
-	order: [ "ID", "NAME", "TAG" ],
-	match: {
-		ID: /#((?:[\w\u00c0-\uFFFF_-]|\\.)+)/,
-		CLASS: /\.((?:[\w\u00c0-\uFFFF_-]|\\.)+)/,
-		NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF_-]|\\.)+)['"]*\]/,
-		ATTR: /\[\s*((?:[\w\u00c0-\uFFFF_-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
-		TAG: /^((?:[\w\u00c0-\uFFFF\*_-]|\\.)+)/,
-		CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
-		POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
-		PSEUDO: /:((?:[\w\u00c0-\uFFFF_-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
-	},
-	attrMap: {
-		"class": "className",
-		"for": "htmlFor"
-	},
-	attrHandle: {
-		href: function(elem){
-			return elem.getAttribute("href");
-		}
-	},
-	relative: {
-		"+": function(checkSet, part, isXML){
-			var isPartStr = typeof part === "string",
-				isTag = isPartStr && !/\W/.test(part),
-				isPartStrNotTag = isPartStr && !isTag;
-
-			if ( isTag && !isXML ) {
-				part = part.toUpperCase();
-			}
-
-			for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
-				if ( (elem = checkSet[i]) ) {
-					while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
-
-					checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
-						elem || false :
-						elem === part;
-				}
-			}
-
-			if ( isPartStrNotTag ) {
-				Sizzle.filter( part, checkSet, true );
-			}
-		},
-		">": function(checkSet, part, isXML){
-			var isPartStr = typeof part === "string";
-
-			if ( isPartStr && !/\W/.test(part) ) {
-				part = isXML ? part : part.toUpperCase();
-
-				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
-					var elem = checkSet[i];
-					if ( elem ) {
-						var parent = elem.parentNode;
-						checkSet[i] = parent.nodeName === part ? parent : false;
-					}
-				}
-			} else {
-				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
-					var elem = checkSet[i];
-					if ( elem ) {
-						checkSet[i] = isPartStr ?
-							elem.parentNode :
-							elem.parentNode === part;
-					}
-				}
-
-				if ( isPartStr ) {
-					Sizzle.filter( part, checkSet, true );
-				}
-			}
-		},
-		"": function(checkSet, part, isXML){
-			var doneName = done++, checkFn = dirCheck;
-
-			if ( !/\W/.test(part) ) {
-				var nodeCheck = part = isXML ? part : part.toUpperCase();
-				checkFn = dirNodeCheck;
-			}
-
-			checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
-		},
-		"~": function(checkSet, part, isXML){
-			var doneName = done++, checkFn = dirCheck;
-
-			if ( typeof part === "string" && !/\W/.test(part) ) {
-				var nodeCheck = part = isXML ? part : part.toUpperCase();
-				checkFn = dirNodeCheck;
-			}
-
-			checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
-		}
-	},
-	find: {
-		ID: function(match, context, isXML){
-			if ( typeof context.getElementById !== "undefined" && !isXML ) {
-				var m = context.getElementById(match[1]);
-				return m ? [m] : [];
-			}
-		},
-		NAME: function(match, context, isXML){
-			if ( typeof context.getElementsByName !== "undefined" ) {
-				var ret = [], results = context.getElementsByName(match[1]);
-
-				for ( var i = 0, l = results.length; i < l; i++ ) {
-					if ( results[i].getAttribute("name") === match[1] ) {
-						ret.push( results[i] );
-					}
-				}
-
-				return ret.length === 0 ? null : ret;
-			}
-		},
-		TAG: function(match, context){
-			return context.getElementsByTagName(match[1]);
-		}
-	},
-	preFilter: {
-		CLASS: function(match, curLoop, inplace, result, not, isXML){
-			match = " " + match[1].replace(/\\/g, "") + " ";
-
-			if ( isXML ) {
-				return match;
-			}
-
-			for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
-				if ( elem ) {
-					if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
-						if ( !inplace )
-							result.push( elem );
-					} else if ( inplace ) {
-						curLoop[i] = false;
-					}
-				}
-			}
-
-			return false;
-		},
-		ID: function(match){
-			return match[1].replace(/\\/g, "");
-		},
-		TAG: function(match, curLoop){
-			for ( var i = 0; curLoop[i] === false; i++ ){}
-			return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
-		},
-		CHILD: function(match){
-			if ( match[1] == "nth" ) {
-				// parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
-				var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
-					match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
-					!/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
-
-				// calculate the numbers (first)n+(last) including if they are negative
-				match[2] = (test[1] + (test[2] || 1)) - 0;
-				match[3] = test[3] - 0;
-			}
-
-			// TODO: Move to normal caching system
-			match[0] = done++;
-
-			return match;
-		},
-		ATTR: function(match, curLoop, inplace, result, not, isXML){
-			var name = match[1].replace(/\\/g, "");
-			
-			if ( !isXML && Expr.attrMap[name] ) {
-				match[1] = Expr.attrMap[name];
-			}
-
-			if ( match[2] === "~=" ) {
-				match[4] = " " + match[4] + " ";
-			}
-
-			return match;
-		},
-		PSEUDO: function(match, curLoop, inplace, result, not){
-			if ( match[1] === "not" ) {
-				// If we're dealing with a complex expression, or a simple one
-				if ( chunker.exec(match[3]).length > 1 || /^\w/.test(match[3]) ) {
-					match[3] = Sizzle(match[3], null, null, curLoop);
-				} else {
-					var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
-					if ( !inplace ) {
-						result.push.apply( result, ret );
-					}
-					return false;
-				}
-			} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
-				return true;
-			}
-			
-			return match;
-		},
-		POS: function(match){
-			match.unshift( true );
-			return match;
-		}
-	},
-	filters: {
-		enabled: function(elem){
-			return elem.disabled === false && elem.type !== "hidden";
-		},
-		disabled: function(elem){
-			return elem.disabled === true;
-		},
-		checked: function(elem){
-			return elem.checked === true;
-		},
-		selected: function(elem){
-			// Accessing this property makes selected-by-default
-			// options in Safari work properly
-			elem.parentNode.selectedIndex;
-			return elem.selected === true;
-		},
-		parent: function(elem){
-			return !!elem.firstChild;
-		},
-		empty: function(elem){
-			return !elem.firstChild;
-		},
-		has: function(elem, i, match){
-			return !!Sizzle( match[3], elem ).length;
-		},
-		header: function(elem){
-			return /h\d/i.test( elem.nodeName );
-		},
-		text: function(elem){
-			return "text" === elem.type;
-		},
-		radio: function(elem){
-			return "radio" === elem.type;
-		},
-		checkbox: function(elem){
-			return "checkbox" === elem.type;
-		},
-		file: function(elem){
-			return "file" === elem.type;
-		},
-		password: function(elem){
-			return "password" === elem.type;
-		},
-		submit: function(elem){
-			return "submit" === elem.type;
-		},
-		image: function(elem){
-			return "image" === elem.type;
-		},
-		reset: function(elem){
-			return "reset" === elem.type;
-		},
-		button: function(elem){
-			return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
-		},
-		input: function(elem){
-			return /input|select|textarea|button/i.test(elem.nodeName);
-		}
-	},
-	setFilters: {
-		first: function(elem, i){
-			return i === 0;
-		},
-		last: function(elem, i, match, array){
-			return i === array.length - 1;
-		},
-		even: function(elem, i){
-			return i % 2 === 0;
-		},
-		odd: function(elem, i){
-			return i % 2 === 1;
-		},
-		lt: function(elem, i, match){
-			return i < match[3] - 0;
-		},
-		gt: function(elem, i, match){
-			return i > match[3] - 0;
-		},
-		nth: function(elem, i, match){
-			return match[3] - 0 == i;
-		},
-		eq: function(elem, i, match){
-			return match[3] - 0 == i;
-		}
-	},
-	filter: {
-		PSEUDO: function(elem, match, i, array){
-			var name = match[1], filter = Expr.filters[ name ];
-
-			if ( filter ) {
-				return filter( elem, i, match, array );
-			} else if ( name === "contains" ) {
-				return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
-			} else if ( name === "not" ) {
-				var not = match[3];
-
-				for ( var i = 0, l = not.length; i < l; i++ ) {
-					if ( not[i] === elem ) {
-						return false;
-					}
-				}
-
-				return true;
-			}
-		},
-		CHILD: function(elem, match){
-			var type = match[1], node = elem;
-			switch (type) {
-				case 'only':
-				case 'first':
-					while ( (node = node.previousSibling) )  {
-						if ( node.nodeType === 1 ) return false;
-					}
-					if ( type == 'first') return true;
-					node = elem;
-				case 'last':
-					while ( (node = node.nextSibling) )  {
-						if ( node.nodeType === 1 ) return false;
-					}
-					return true;
-				case 'nth':
-					var first = match[2], last = match[3];
-
-					if ( first == 1 && last == 0 ) {
-						return true;
-					}
-					
-					var doneName = match[0],
-						parent = elem.parentNode;
-	
-					if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
-						var count = 0;
-						for ( node = parent.firstChild; node; node = node.nextSibling ) {
-							if ( node.nodeType === 1 ) {
-								node.nodeIndex = ++count;
-							}
-						} 
-						parent.sizcache = doneName;
-					}
-					
-					var diff = elem.nodeIndex - last;
-					if ( first == 0 ) {
-						return diff == 0;
-					} else {
-						return ( diff % first == 0 && diff / first >= 0 );
-					}
-			}
-		},
-		ID: function(elem, match){
-			return elem.nodeType === 1 && elem.getAttribute("id") === match;
-		},
-		TAG: function(elem, match){
-			return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
-		},
-		CLASS: function(elem, match){
-			return (" " + (elem.className || elem.getAttribute("class")) + " ")
-				.indexOf( match ) > -1;
-		},
-		ATTR: function(elem, match){
-			var name = match[1],
-				result = Expr.attrHandle[ name ] ?
-					Expr.attrHandle[ name ]( elem ) :
-					elem[ name ] != null ?
-						elem[ name ] :
-						elem.getAttribute( name ),
-				value = result + "",
-				type = match[2],
-				check = match[4];
-
-			return result == null ?
-				type === "!=" :
-				type === "=" ?
-				value === check :
-				type === "*=" ?
-				value.indexOf(check) >= 0 :
-				type === "~=" ?
-				(" " + value + " ").indexOf(check) >= 0 :
-				!check ?
-				value && result !== false :
-				type === "!=" ?
-				value != check :
-				type === "^=" ?
-				value.indexOf(check) === 0 :
-				type === "$=" ?
-				value.substr(value.length - check.length) === check :
-				type === "|=" ?
-				value === check || value.substr(0, check.length + 1) === check + "-" :
-				false;
-		},
-		POS: function(elem, match, i, array){
-			var name = match[2], filter = Expr.setFilters[ name ];
-
-			if ( filter ) {
-				return filter( elem, i, match, array );
-			}
-		}
-	}
-};
-
-var origPOS = Expr.match.POS;
-
-for ( var type in Expr.match ) {
-	Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
-}
-
-var makeArray = function(array, results) {
-	array = Array.prototype.slice.call( array, 0 );
-
-	if ( results ) {
-		results.push.apply( results, array );
-		return results;
-	}
-	
-	return array;
-};
-
-// Perform a simple check to determine if the browser is capable of
-// converting a NodeList to an array using builtin methods.
-try {
-	Array.prototype.slice.call( document.documentElement.childNodes, 0 );
-
-// Provide a fallback method if it does not work
-} catch(e){
-	makeArray = function(array, results) {
-		var ret = results || [];
-
-		if ( toString.call(array) === "[object Array]" ) {
-			Array.prototype.push.apply( ret, array );
-		} else {
-			if ( typeof array.length === "number" ) {
-				for ( var i = 0, l = array.length; i < l; i++ ) {
-					ret.push( array[i] );
-				}
-			} else {
-				for ( var i = 0; array[i]; i++ ) {
-					ret.push( array[i] );
-				}
-			}
-		}
-
-		return ret;
-	};
-}
-
-var sortOrder;
-
-if ( document.documentElement.compareDocumentPosition ) {
-	sortOrder = function( a, b ) {
-		if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
-			if ( a == b ) {
-				hasDuplicate = true;
-			}
-			return 0;
-		}
-
-		var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
-		if ( ret === 0 ) {
-			hasDuplicate = true;
-		}
-		return ret;
-	};
-} else if ( "sourceIndex" in document.documentElement ) {
-	sortOrder = function( a, b ) {
-		if ( !a.sourceIndex || !b.sourceIndex ) {
-			if ( a == b ) {
-				hasDuplicate = true;
-			}
-			return 0;
-		}
-
-		var ret = a.sourceIndex - b.sourceIndex;
-		if ( ret === 0 ) {
-			hasDuplicate = true;
-		}
-		return ret;
-	};
-} else if ( document.createRange ) {
-	sortOrder = function( a, b ) {
-		if ( !a.ownerDocument || !b.ownerDocument ) {
-			if ( a == b ) {
-				hasDuplicate = true;
-			}
-			return 0;
-		}
-
-		var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
-		aRange.selectNode(a);
-		aRange.collapse(true);
-		bRange.selectNode(b);
-		bRange.collapse(true);
-		var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
-		if ( ret === 0 ) {
-			hasDuplicate = true;
-		}
-		return ret;
-	};
-}
-
-// Check to see if the browser returns elements by name when
-// querying by getElementById (and provide a workaround)
-(function(){
-	// We're going to inject a fake input element with a specified name
-	var form = document.createElement("div"),
-		id = "script" + (new Date).getTime();
-	form.innerHTML = "<a name='" + id + "'/>";
-
-	// Inject it into the root element, check its status, and remove it quickly
-	var root = document.documentElement;
-	root.insertBefore( form, root.firstChild );
-
-	// The workaround has to do additional checks after a getElementById
-	// Which slows things down for other browsers (hence the branching)
-	if ( !!document.getElementById( id ) ) {
-		Expr.find.ID = function(match, context, isXML){
-			if ( typeof context.getElementById !== "undefined" && !isXML ) {
-				var m = context.getElementById(match[1]);
-				return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
-			}
-		};
-
-		Expr.filter.ID = function(elem, match){
-			var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
-			return elem.nodeType === 1 && node && node.nodeValue === match;
-		};
-	}
-
-	root.removeChild( form );
-	root = form = null; // release memory in IE
-})();
-
-(function(){
-	// Check to see if the browser returns only elements
-	// when doing getElementsByTagName("*")
-
-	// Create a fake element
-	var div = document.createElement("div");
-	div.appendChild( document.createComment("") );
-
-	// Make sure no comments are found
-	if ( div.getElementsByTagName("*").length > 0 ) {
-		Expr.find.TAG = function(match, context){
-			var results = context.getElementsByTagName(match[1]);
-
-			// Filter out possible comments
-			if ( match[1] === "*" ) {
-				var tmp = [];
-
-				for ( var i = 0; results[i]; i++ ) {
-					if ( results[i].nodeType === 1 ) {
-						tmp.push( results[i] );
-					}
-				}
-
-				results = tmp;
-			}
-
-			return results;
-		};
-	}
-
-	// Check to see if an attribute returns normalized href attributes
-	div.innerHTML = "<a href='#'></a>";
-	if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
-			div.firstChild.getAttribute("href") !== "#" ) {
-		Expr.attrHandle.href = function(elem){
-			return elem.getAttribute("href", 2);
-		};
-	}
-
-	div = null; // release memory in IE
-})();
-
-if ( document.querySelectorAll ) (function(){
-	var oldSizzle = Sizzle, div = document.createElement("div");
-	div.innerHTML = "<p class='TEST'></p>";
-
-	// Safari can't handle uppercase or unicode characters when
-	// in quirks mode.
-	if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
-		return;
-	}
-	
-	Sizzle = function(query, context, extra, seed){
-		context = context || document;
-
-		// Only use querySelectorAll on non-XML documents
-		// (ID selectors don't work in non-HTML documents)
-		if ( !seed && context.nodeType === 9 && !isXML(context) ) {
-			try {
-				return makeArray( context.querySelectorAll(query), extra );
-			} catch(e){}
-		}
-		
-		return oldSizzle(query, context, extra, seed);
-	};
-
-	for ( var prop in oldSizzle ) {
-		Sizzle[ prop ] = oldSizzle[ prop ];
-	}
-
-	div = null; // release memory in IE
-})();
-
-if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
-	var div = document.createElement("div");
-	div.innerHTML = "<div class='test e'></div><div class='test'></div>";
-
-	// Opera can't find a second classname (in 9.6)
-	if ( div.getElementsByClassName("e").length === 0 )
-		return;
-
-	// Safari caches class attributes, doesn't catch changes (in 3.2)
-	div.lastChild.className = "e";
-
-	if ( div.getElementsByClassName("e").length === 1 )
-		return;
-
-	Expr.order.splice(1, 0, "CLASS");
-	Expr.find.CLASS = function(match, context, isXML) {
-		if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
-			return context.getElementsByClassName(match[1]);
-		}
-	};
-
-	div = null; // release memory in IE
-})();
-
-function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
-	var sibDir = dir == "previousSibling" && !isXML;
-	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
-		var elem = checkSet[i];
-		if ( elem ) {
-			if ( sibDir && elem.nodeType === 1 ){
-				elem.sizcache = doneName;
-				elem.sizset = i;
-			}
-			elem = elem[dir];
-			var match = false;
-
-			while ( elem ) {
-				if ( elem.sizcache === doneName ) {
-					match = checkSet[elem.sizset];
-					break;
-				}
-
-				if ( elem.nodeType === 1 && !isXML ){
-					elem.sizcache = doneName;
-					elem.sizset = i;
-				}
-
-				if ( elem.nodeName === cur ) {
-					match = elem;
-					break;
-				}
-
-				elem = elem[dir];
-			}
-
-			checkSet[i] = match;
-		}
-	}
-}
-
-function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
-	var sibDir = dir == "previousSibling" && !isXML;
-	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
-		var elem = checkSet[i];
-		if ( elem ) {
-			if ( sibDir && elem.nodeType === 1 ) {
-				elem.sizcache = doneName;
-				elem.sizset = i;
-			}
-			elem = elem[dir];
-			var match = false;
-
-			while ( elem ) {
-				if ( elem.sizcache === doneName ) {
-					match = checkSet[elem.sizset];
-					break;
-				}
-
-				if ( elem.nodeType === 1 ) {
-					if ( !isXML ) {
-						elem.sizcache = doneName;
-						elem.sizset = i;
-					}
-					if ( typeof cur !== "string" ) {
-						if ( elem === cur ) {
-							match = true;
-							break;
-						}
-
-					} else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
-						match = elem;
-						break;
-					}
-				}
-
-				elem = elem[dir];
-			}
-
-			checkSet[i] = match;
-		}
-	}
-}
-
-var contains = document.compareDocumentPosition ?  function(a, b){
-	return a.compareDocumentPosition(b) & 16;
-} : function(a, b){
-	return a !== b && (a.contains ? a.contains(b) : true);
-};
-
-var isXML = function(elem){
-	return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
-		!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
-};
-
-var posProcess = function(selector, context){
-	var tmpSet = [], later = "", match,
-		root = context.nodeType ? [context] : context;
-
-	// Position selectors must be done after the filter
-	// And so must :not(positional) so we move all PSEUDOs to the end
-	while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
-		later += match[0];
-		selector = selector.replace( Expr.match.PSEUDO, "" );
-	}
-
-	selector = Expr.relative[selector] ? selector + "*" : selector;
-
-	for ( var i = 0, l = root.length; i < l; i++ ) {
-		Sizzle( selector, root[i], tmpSet );
-	}
-
-	return Sizzle.filter( later, tmpSet );
-};
-
-// EXPOSE
-jQuery.find = Sizzle;
-jQuery.expr = Sizzle.selectors;
-jQuery.expr[":"] = jQuery.expr.filters;
-jQuery.unique = Sizzle.uniqueSort;
-
-return;
-
-window.Sizzle = Sizzle;
-
-})();
diff --git a/src/sizzle b/src/sizzle
new file mode 160000
+Subproject 3e97c27d19e18c984a29bfea89fcccadf3544fb
diff --git a/src/sizzle-jquery.js b/src/sizzle-jquery.js
new file mode 100644
index 000000000..6f2c86f20
--- /dev/null
+++ b/src/sizzle-jquery.js
@@ -0,0 +1,6 @@
+jQuery.find = Sizzle;
+jQuery.expr = Sizzle.selectors;
+jQuery.expr[":"] = jQuery.expr.filters;
+jQuery.unique = Sizzle.uniqueSort;
+
+return;