X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fmanipulation.js;h=63203ef3b3d1c0b71f518fee1e8f3448586a74f4;hb=c9c9057c4d4097767ca181bdb4bb27d6fd2d8fbd;hp=59973deee8ba546bd1612eab9a471f38b61da690;hpb=7d7a960035b7431887581c9cef09eaaef28e3d27;p=jquery.git

diff --git a/src/manipulation.js b/src/manipulation.js
index 59973de..63203ef 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -1,35 +1,72 @@
+(function( jQuery ) {
+
+var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
+	rleadingWhitespace = /^\s+/,
+	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
+	rtagName = /<([\w:]+)/,
+	rtbody = /<tbody/i,
+	rhtml = /<|&#?\w+;/,
+	rnocache = /<(?:script|object|embed|option|style)/i,
+	// checked="checked" or checked (html5)
+	rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
+	wrapMap = {
+		option: [ 1, "<select multiple='multiple'>", "</select>" ],
+		legend: [ 1, "<fieldset>", "</fieldset>" ],
+		thead: [ 1, "<table>", "</table>" ],
+		tr: [ 2, "<table><tbody>", "</tbody></table>" ],
+		td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
+		col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
+		area: [ 1, "<map>", "</map>" ],
+		_default: [ 0, "", "" ]
+	};
+
+wrapMap.optgroup = wrapMap.option;
+wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
+wrapMap.th = wrapMap.td;
+
+// IE can't serialize <link> and <script> tags normally
+if ( !jQuery.support.htmlSerialize ) {
+	wrapMap._default = [ 1, "div<div>", "</div>" ];
+}
+
 jQuery.fn.extend({
 	text: function( text ) {
-		if ( typeof text !== "object" && text != null )
-			return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
-
-		var ret = "";
+		if ( jQuery.isFunction(text) ) {
+			return this.each(function(i) {
+				var self = jQuery( this );
 
-		jQuery.each( text || this, function(){
-			jQuery.each( this.childNodes, function(){
-				if ( this.nodeType != 8 )
-					ret += this.nodeType != 1 ?
-						this.nodeValue :
-						jQuery.fn.text( [ this ] );
+				self.text( text.call(this, i, self.text()) );
 			});
-		});
+		}
 
-		return ret;
+		if ( typeof text !== "object" && text !== undefined ) {
+			return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
+		}
+
+		return jQuery.text( this );
 	},
 
 	wrapAll: function( html ) {
+		if ( jQuery.isFunction( html ) ) {
+			return this.each(function(i) {
+				jQuery(this).wrapAll( html.call(this, i) );
+			});
+		}
+
 		if ( this[0] ) {
 			// The elements to wrap the target around
-			var wrap = jQuery( html, this[0].ownerDocument ).clone();
+			var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
 
-			if ( this[0].parentNode )
+			if ( this[0].parentNode ) {
 				wrap.insertBefore( this[0] );
+			}
 
-			wrap.map(function(){
+			wrap.map(function() {
 				var elem = this;
 
-				while ( elem.firstChild )
+				while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
 					elem = elem.firstChild;
+				}
 
 				return elem;
 			}).append(this);
@@ -39,132 +76,267 @@ jQuery.fn.extend({
 	},
 
 	wrapInner: function( html ) {
-		return this.each(function(){
-			jQuery( this ).contents().wrapAll( html );
+		if ( jQuery.isFunction( html ) ) {
+			return this.each(function(i) {
+				jQuery(this).wrapInner( html.call(this, i) );
+			});
+		}
+
+		return this.each(function() {
+			var self = jQuery( this ),
+				contents = self.contents();
+
+			if ( contents.length ) {
+				contents.wrapAll( html );
+
+			} else {
+				self.append( html );
+			}
 		});
 	},
 
 	wrap: function( html ) {
-		return this.each(function(){
+		return this.each(function() {
 			jQuery( this ).wrapAll( html );
 		});
 	},
 
+	unwrap: function() {
+		return this.parent().each(function() {
+			if ( !jQuery.nodeName( this, "body" ) ) {
+				jQuery( this ).replaceWith( this.childNodes );
+			}
+		}).end();
+	},
+
 	append: function() {
-		return this.domManip(arguments, true, function(elem){
-			if (this.nodeType == 1)
+		return this.domManip(arguments, true, function( elem ) {
+			if ( this.nodeType === 1 ) {
 				this.appendChild( elem );
+			}
 		});
 	},
 
 	prepend: function() {
-		return this.domManip(arguments, true, function(elem){
-			if (this.nodeType == 1)
+		return this.domManip(arguments, true, function( elem ) {
+			if ( this.nodeType === 1 ) {
 				this.insertBefore( elem, this.firstChild );
+			}
 		});
 	},
 
 	before: function() {
-		return this.domManip(arguments, false, function(elem){
-			this.parentNode.insertBefore( elem, this );
-		});
+		if ( this[0] && this[0].parentNode ) {
+			return this.domManip(arguments, false, function( elem ) {
+				this.parentNode.insertBefore( elem, this );
+			});
+		} else if ( arguments.length ) {
+			var set = jQuery(arguments[0]);
+			set.push.apply( set, this.toArray() );
+			return this.pushStack( set, "before", arguments );
+		}
 	},
 
 	after: function() {
-		return this.domManip(arguments, false, function(elem){
-			this.parentNode.insertBefore( elem, this.nextSibling );
-		});
+		if ( this[0] && this[0].parentNode ) {
+			return this.domManip(arguments, false, function( elem ) {
+				this.parentNode.insertBefore( elem, this.nextSibling );
+			});
+		} else if ( arguments.length ) {
+			var set = this.pushStack( this, "after", arguments );
+			set.push.apply( set, jQuery(arguments[0]).toArray() );
+			return set;
+		}
+	},
+
+	// keepData is for internal use only--do not document
+	remove: function( selector, keepData ) {
+		for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
+			if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
+				if ( !keepData && elem.nodeType === 1 ) {
+					jQuery.cleanData( elem.getElementsByTagName("*") );
+					jQuery.cleanData( [ elem ] );
+				}
+
+				if ( elem.parentNode ) {
+					 elem.parentNode.removeChild( elem );
+				}
+			}
+		}
+
+		return this;
+	},
+
+	empty: function() {
+		for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
+			// Remove element nodes and prevent memory leaks
+			if ( elem.nodeType === 1 ) {
+				jQuery.cleanData( elem.getElementsByTagName("*") );
+			}
+
+			// Remove any remaining nodes
+			while ( elem.firstChild ) {
+				elem.removeChild( elem.firstChild );
+			}
+		}
+
+		return this;
 	},
 
 	clone: function( events ) {
 		// Do the clone
-		var ret = this.map(function(){
-			if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
-				// IE copies events bound via attachEvent when
-				// using cloneNode. Calling detachEvent on the
-				// clone will also remove the events from the orignal
-				// In order to get around this, we use innerHTML.
-				// Unfortunately, this means some modifications to
-				// attributes in IE that are actually only stored
-				// as properties will not be copied (such as the
-				// the name attribute on an input).
-				var html = this.outerHTML, ownerDocument = this.ownerDocument;
-				if ( !html ) {
-					var div = ownerDocument.createElement("div");
-					div.appendChild( this.cloneNode(true) );
-					html = div.innerHTML;
+		var ret = this.map(function() {
+			var clone = this.cloneNode(true);
+			if ( !jQuery.support.noCloneEvent && (this.nodeType === 1 || this.nodeType === 11) && !jQuery.isXMLDoc(this) ) {
+				// IE copies events bound via attachEvent when using cloneNode.
+				// Calling detachEvent on the clone will also remove the events
+				// from the original. In order to get around this, we use some
+				// proprietary methods to clear the events. Thanks to MooTools
+				// guys for this hotness.
+
+				// Using Sizzle here is crazy slow, so we use getElementsByTagName
+				// instead
+				var srcElements = this.getElementsByTagName("*"),
+					destElements = clone.getElementsByTagName("*");
+
+				// Weird iteration because IE will replace the length property
+				// with an element if you are cloning the body and one of the
+				// elements on the page has a name or id of "length"
+				for ( var i = 0; srcElements[i]; ++i ) {
+					cloneFixAttributes( srcElements[i], destElements[i] );
 				}
 
-				return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")], ownerDocument)[0];
-			} else
-				return this.cloneNode(true);
+				cloneFixAttributes( this, clone );
+			}
+
+			return clone;
 		});
 
 		// Copy the events from the original to the clone
 		if ( events === true ) {
-			var orig = this.find("*").andSelf(), i = 0;
+			cloneCopyEvent( this, ret );
+			cloneCopyEvent( this.find("*"), ret.find("*") );
+		}
+
+		// Return the cloned set
+		return ret;
+	},
 
-			ret.find("*").andSelf().each(function(){
-				if ( this.nodeName !== orig[i].nodeName )
-					return;
+	html: function( value ) {
+		if ( value === undefined ) {
+			return this[0] && this[0].nodeType === 1 ?
+				this[0].innerHTML.replace(rinlinejQuery, "") :
+				null;
 
-				var events = jQuery.data( orig[i], "events" );
+		// See if we can take a shortcut and just use innerHTML
+		} else if ( typeof value === "string" && !rnocache.test( value ) &&
+			(jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
+			!wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {
 
-				for ( var type in events ) {
-					for ( var handler in events[ type ] ) {
-						jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
+			value = value.replace(rxhtmlTag, "<$1></$2>");
+
+			try {
+				for ( var i = 0, l = this.length; i < l; i++ ) {
+					// Remove element nodes and prevent memory leaks
+					if ( this[i].nodeType === 1 ) {
+						jQuery.cleanData( this[i].getElementsByTagName("*") );
+						this[i].innerHTML = value;
 					}
 				}
 
-				i++;
+			// If using innerHTML throws an exception, use the fallback method
+			} catch(e) {
+				this.empty().append( value );
+			}
+
+		} else if ( jQuery.isFunction( value ) ) {
+			this.each(function(i){
+				var self = jQuery( this );
+
+				self.html( value.call(this, i, self.html()) );
 			});
+
+		} else {
+			this.empty().append( value );
 		}
 
-		// Return the cloned set
-		return ret;
+		return this;
 	},
 
-	html: function( value ) {
-		return value === undefined ?
-			(this[0] ?
-				this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") :
-				null) :
-			this.empty().append( value );
+	replaceWith: function( value ) {
+		if ( this[0] && this[0].parentNode ) {
+			// Make sure that the elements are removed from the DOM before they are inserted
+			// this can help fix replacing a parent with child elements
+			if ( jQuery.isFunction( value ) ) {
+				return this.each(function(i) {
+					var self = jQuery(this), old = self.html();
+					self.replaceWith( value.call( this, i, old ) );
+				});
+			}
+
+			if ( typeof value !== "string" ) {
+				value = jQuery( value ).detach();
+			}
+
+			return this.each(function() {
+				var next = this.nextSibling,
+					parent = this.parentNode;
+
+				jQuery( this ).remove();
+
+				if ( next ) {
+					jQuery(next).before( value );
+				} else {
+					jQuery(parent).append( value );
+				}
+			});
+		} else {
+			return this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value );
+		}
 	},
 
-	replaceWith: function( value ) {
-		return this.after( value ).remove();
+	detach: function( selector ) {
+		return this.remove( selector, true );
 	},
 
 	domManip: function( args, table, callback ) {
-		var fragment, scripts, cacheable, cached, cacheresults, first;
-		var value = args[0];
+		var results, first, fragment, parent,
+			value = args[0],
+			scripts = [];
 
-		if ( jQuery.isFunction(value) ) {
+		// We can't cloneNode fragments that contain checked, in WebKit
+		if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) {
 			return this.each(function() {
-				args[0] = value.call(this);
-				return jQuery(this).domManip( args, table, callback );
+				jQuery(this).domManip( args, table, callback, true );
+			});
+		}
+
+		if ( jQuery.isFunction(value) ) {
+			return this.each(function(i) {
+				var self = jQuery(this);
+				args[0] = value.call(this, i, table ? self.html() : undefined);
+				self.domManip( args, table, callback );
 			});
-		};
+		}
 
 		if ( this[0] ) {
-			if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && args[0].indexOf("<option") < 0 ) {
-				cacheable = true;
-				cacheresults = jQuery.fragments[ args[0] ];
-				if ( cacheresults ) {
-					if ( cacheresults !== 1 ) {
-						fragment = cacheresults;
-					}
-					cached = true;
-				}
-			}
-			
-			if ( !fragment ) {
-				fragment = (this[0].ownerDocument || this[0]).createDocumentFragment();
-				scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment );
+			parent = value && value.parentNode;
+
+			// If we're in a fragment, just use that instead of building a new one
+			if ( jQuery.support.parentNode && parent && parent.nodeType === 11 && parent.childNodes.length === this.length ) {
+				results = { fragment: parent };
+
+			} else {
+				results = jQuery.buildFragment( args, this, scripts );
 			}
 
-			first = fragment.firstChild;
+			fragment = results.fragment;
+
+			if ( fragment.childNodes.length === 1 ) {
+				first = fragment = fragment.firstChild;
+			} else {
+				first = fragment.firstChild;
+			}
 
 			if ( first ) {
 				table = table && jQuery.nodeName( first, "tr" );
@@ -174,32 +346,125 @@ jQuery.fn.extend({
 						table ?
 							root(this[i], first) :
 							this[i],
-						cacheable || this.length > 1 || i > 0 ?
-							fragment.cloneNode(true) :
+						i > 0 || results.cacheable || this.length > 1  ?
+							jQuery(fragment).clone(true)[0] :
 							fragment
 					);
 				}
 			}
 
-			if ( scripts ) {
+			if ( scripts.length ) {
 				jQuery.each( scripts, evalScript );
 			}
+		}
+
+		return this;
+	}
+});
+
+function root( elem, cur ) {
+	return jQuery.nodeName(elem, "table") ?
+		(elem.getElementsByTagName("tbody")[0] ||
+		elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
+		elem;
+}
+
+function cloneCopyEvent(orig, ret) {
+	var i = 0;
+
+	ret.each(function() {
+		if ( this.nodeType !== 1 || this.nodeName !== (orig[i] && orig[i].nodeName) ) {
+			return;
+		}
 
-			if ( cacheable ) {
-				jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
+		var oldData = jQuery.data( orig[i++] ),
+			curData = jQuery.data( this, oldData ),
+			events = oldData && oldData.events;
+
+		if ( events ) {
+			delete curData.handle;
+			curData.events = {};
+
+			for ( var type in events ) {
+				for ( var handler in events[ type ] ) {
+					jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
+				}
 			}
 		}
+	});
+}
 
-		return this;
+function cloneFixAttributes(src, dest) {
+	// We do not need to do anything for non-Elements
+	if ( dest.nodeType !== 1 ) {
+		return;
+	}
+
+	var nodeName = dest.nodeName.toLowerCase();
+
+	// clearAttributes removes the attributes, which we don't want,
+	// but also removes the attachEvent events, which we *do* want
+	dest.clearAttributes();
+
+	// mergeAttributes, in contrast, only merges back on the
+	// original attributes, not the events
+	dest.mergeAttributes(src);
+
+	// IE6-8 fail to clone children inside object elements that use
+	// the proprietary classid attribute value (rather than the type
+	// attribute) to identify the type of content to display
+	if ( nodeName === "object" ) {
+		dest.outerHTML = src.outerHTML;
+	}
+
+	// IE6-8 fails to persist the checked state of a cloned checkbox
+	// or radio button
+	else if ( nodeName === "input" && src.checked ) {
+		dest.defaultChecked = dest.checked = src.checked;
+	}
+
+	// IE6-8 fails to return the selected option to the default selected
+	// state when cloning options
+	else if ( nodeName === "option" ) {
+		dest.selected = src.defaultSelected;
+	}
 
-		function root( elem, cur ) {
-			return jQuery.nodeName(elem, "table") ?
-				(elem.getElementsByTagName("tbody")[0] ||
-				elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
-				elem;
+	// Event data gets referenced instead of copied if the expando
+	// gets copied too
+	dest.removeAttribute( jQuery.expando );
+}
+
+jQuery.buildFragment = function( args, nodes, scripts ) {
+	var fragment, cacheable, cacheresults,
+		doc = (nodes && nodes[0] ? nodes[0].ownerDocument || nodes[0] : document);
+
+	// Only cache "small" (1/2 KB) strings that are associated with the main document
+	// Cloning options loses the selected state, so don't cache them
+	// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
+	// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
+	if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && doc === document &&
+		!rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
+
+		cacheable = true;
+		cacheresults = jQuery.fragments[ args[0] ];
+		if ( cacheresults ) {
+			if ( cacheresults !== 1 ) {
+				fragment = cacheresults;
+			}
 		}
 	}
-});
+
+	if ( !fragment ) {
+		fragment = doc.createDocumentFragment();
+		jQuery.clean( args, doc, fragment, scripts );
+	}
+
+	if ( cacheable ) {
+		jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
+	}
+
+	return { fragment: fragment, cacheable: cacheable };
+};
 
 jQuery.fragments = {};
 
@@ -209,177 +474,176 @@ jQuery.each({
 	insertBefore: "before",
 	insertAfter: "after",
 	replaceAll: "replaceWith"
-}, function(name, original){
+}, function( name, original ) {
 	jQuery.fn[ name ] = function( selector ) {
-		var ret = [], insert = jQuery( selector );
-
-		for ( var i = 0, l = insert.length; i < l; i++ ) {
-			var elems = (i > 0 ? this.clone(true) : this).get();
-			jQuery.fn[ original ].apply( jQuery(insert[i]), elems );
-			ret = ret.concat( elems );
-		}
-
-		return this.pushStack( ret, name, selector );
-	};
-});
-
-jQuery.each({
-	remove: function( selector ) {
-		if ( !selector || jQuery.multiFilter( selector, [ this ] ).length ) {
-			if ( this.nodeType === 1 ) {
-				cleanData( jQuery("*", this).add(this) );
-			}
-
-			if ( this.parentNode ) {
-				this.parentNode.removeChild( this );
+		var ret = [],
+			insert = jQuery( selector ),
+			parent = this.length === 1 && this[0].parentNode;
+
+		if ( parent && parent.nodeType === 11 && parent.childNodes.length === 1 && insert.length === 1 ) {
+			insert[ original ]( this[0] );
+			return this;
+
+		} else {
+			for ( var i = 0, l = insert.length; i < l; i++ ) {
+				var elems = (i > 0 ? this.clone(true) : this).get();
+				jQuery( insert[i] )[ original ]( elems );
+				ret = ret.concat( elems );
 			}
-		}
-	},
 
-	empty: function() {
-		// Remove element nodes and prevent memory leaks
-		if ( this.nodeType === 1 ) {
-			cleanData( jQuery("*", this) );
+			return this.pushStack( ret, name, insert.selector );
 		}
-
-		// Remove any remaining nodes
-		while ( this.firstChild ) {
-			this.removeChild( this.firstChild );
-		}
-	}
-}, function(name, fn){
-	jQuery.fn[ name ] = function(){
-		return this.each( fn, arguments );
 	};
 });
 
 jQuery.extend({
-	clean: function( elems, context, fragment ) {
+	clean: function( elems, context, fragment, scripts ) {
 		context = context || document;
 
 		// !context.createElement fails in IE with an error but returns typeof 'object'
-		if ( typeof context.createElement === "undefined" )
+		if ( typeof context.createElement === "undefined" ) {
 			context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
-
-		// If a single string is passed in and it's a single tag
-		// just do a createElement and skip the rest
-		if ( !fragment && elems.length === 1 && typeof elems[0] === "string" ) {
-			var match = /^<(\w+)\s*\/?>$/.exec(elems[0]);
-			if ( match )
-				return [ context.createElement( match[1] ) ];
 		}
 
-		var ret = [], scripts = [], div = context.createElement("div");
+		var ret = [];
 
-		jQuery.each(elems, function(i, elem){
-			if ( typeof elem === "number" )
-				elem += '';
+		for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
+			if ( typeof elem === "number" ) {
+				elem += "";
+			}
 
-			if ( !elem )
-				return;
+			if ( !elem ) {
+				continue;
+			}
 
 			// Convert html string into DOM nodes
-			if ( typeof elem === "string" ) {
+			if ( typeof elem === "string" && !rhtml.test( elem ) ) {
+				elem = context.createTextNode( elem );
+
+			} else if ( typeof elem === "string" ) {
 				// Fix "XHTML"-style tags in all browsers
-				elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
-					return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
-						all :
-						front + "></" + tag + ">";
-				});
+				elem = elem.replace(rxhtmlTag, "<$1></$2>");
 
 				// Trim whitespace, otherwise indexOf won't work as expected
-				var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase();
-
-				var wrap =
-					// option or optgroup
-					!tags.indexOf("<opt") &&
-					[ 1, "<select multiple='multiple'>", "</select>" ] ||
-
-					!tags.indexOf("<leg") &&
-					[ 1, "<fieldset>", "</fieldset>" ] ||
-
-					tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
-					[ 1, "<table>", "</table>" ] ||
-
-					!tags.indexOf("<tr") &&
-					[ 2, "<table><tbody>", "</tbody></table>" ] ||
-
-				 	// <thead> matched above
-					(!tags.indexOf("<td") || !tags.indexOf("<th")) &&
-					[ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
-
-					!tags.indexOf("<col") &&
-					[ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
-
-					// IE can't serialize <link> and <script> tags normally
-					!jQuery.support.htmlSerialize &&
-					[ 1, "div<div>", "</div>" ] ||
-
-					[ 0, "", "" ];
+				var tag = (rtagName.exec( elem ) || ["", ""])[1].toLowerCase(),
+					wrap = wrapMap[ tag ] || wrapMap._default,
+					depth = wrap[0],
+					div = context.createElement("div");
 
 				// Go to html and back, then peel off extra wrappers
 				div.innerHTML = wrap[1] + elem + wrap[2];
 
 				// Move to the right depth
-				while ( wrap[0]-- )
+				while ( depth-- ) {
 					div = div.lastChild;
+				}
 
 				// Remove IE's autoinserted <tbody> from table fragments
 				if ( !jQuery.support.tbody ) {
 
 					// String was a <table>, *may* have spurious <tbody>
-					var hasBody = /<tbody/i.test(elem),
-						tbody = !tags.indexOf("<table") && !hasBody ?
+					var hasBody = rtbody.test(elem),
+						tbody = tag === "table" && !hasBody ?
 							div.firstChild && div.firstChild.childNodes :
 
-						// String was a bare <thead> or <tfoot>
-						wrap[1] == "<table>" && !hasBody ?
-							div.childNodes :
-							[];
+							// String was a bare <thead> or <tfoot>
+							wrap[1] === "<table>" && !hasBody ?
+								div.childNodes :
+								[];
 
-					for ( var j = tbody.length - 1; j >= 0 ; --j )
-						if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
+					for ( var j = tbody.length - 1; j >= 0 ; --j ) {
+						if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
 							tbody[ j ].parentNode.removeChild( tbody[ j ] );
-
+						}
 					}
 
+				}
+
 				// IE completely kills leading whitespace when innerHTML is used
-				if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
-					div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
+				if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
+					div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
+				}
 
-				elem = jQuery.makeArray( div.childNodes );
+				elem = div.childNodes;
 			}
 
-			if ( elem.nodeType )
+			if ( elem.nodeType ) {
 				ret.push( elem );
-			else
+			} else {
 				ret = jQuery.merge( ret, elem );
-
-		});
+			}
+		}
 
 		if ( fragment ) {
-			for ( var i = 0; ret[i]; i++ ) {
-				if ( jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
+			for ( i = 0; ret[i]; i++ ) {
+				if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
 					scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );
+
 				} else {
-					if ( ret[i].nodeType === 1 )
+					if ( ret[i].nodeType === 1 ) {
 						ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
+					}
 					fragment.appendChild( ret[i] );
 				}
 			}
-
-			return scripts;
 		}
 
 		return ret;
+	},
+
+	cleanData: function( elems ) {
+		var data, id, cache = jQuery.cache,
+			special = jQuery.event.special,
+			deleteExpando = jQuery.support.deleteExpando;
+
+		for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
+			if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
+				continue;
+			}
+
+			id = elem[ jQuery.expando ];
+
+			if ( id ) {
+				data = cache[ id ];
+
+				if ( data && data.events ) {
+					for ( var type in data.events ) {
+						if ( special[ type ] ) {
+							jQuery.event.remove( elem, type );
+
+						} else {
+							jQuery.removeEvent( elem, type, data.handle );
+						}
+					}
+				}
+
+				if ( deleteExpando ) {
+					delete elem[ jQuery.expando ];
+
+				} else if ( elem.removeAttribute ) {
+					elem.removeAttribute( jQuery.expando );
+				}
+
+				delete cache[ id ];
+			}
+		}
 	}
 });
 
-function cleanData( elems ) {
-	for ( var i = 0, l = elems.length; i < l; i++ ) {
-		var id = elems[i][expando];
-		if ( id ) {
-			delete jQuery.cache[ id ];
-		}
+function evalScript( i, elem ) {
+	if ( elem.src ) {
+		jQuery.ajax({
+			url: elem.src,
+			async: false,
+			dataType: "script"
+		});
+	} else {
+		jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
+	}
+
+	if ( elem.parentNode ) {
+		elem.parentNode.removeChild( elem );
 	}
 }
+
+})( jQuery );