X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fevent.js;h=acf363b679047c5277bc0925858cfa2eaa1891ff;hb=d42afd0f657d12d6daba6894d40226bea83fe1b6;hp=6987300835b02ce7d1095f13d5a2ceafa4b08492;hpb=71efbdd3b26f3a283f8d4bfdcc7b6343142027b9;p=jquery.git

diff --git a/src/event.js b/src/event.js
index 6987300..acf363b 100644
--- a/src/event.js
+++ b/src/event.js
@@ -57,19 +57,13 @@ jQuery.event = {
 			// Namespaced event handlers
 			var namespaces = type.split(".");
 			type = namespaces.shift();
-			handler.type = namespaces.slice().sort().join(".");
+			handler.type = namespaces.slice(0).sort().join(".");
 
 			// Get the current list of functions bound to this event
 			var handlers = events[ type ],
 				special = this.special[ type ] || {};
 
-			if ( special.add ) {
-				var modifiedHandler = special.add.call( elem, handler, data, namespaces );
-				if ( modifiedHandler && jQuery.isFunction( modifiedHandler ) ) {
-					modifiedHandler.guid = handler.guid;
-					handler = modifiedHandler;
-				}
-			}
+			
 
 			// Init the event handler queue
 			if ( !handlers ) {
@@ -78,7 +72,7 @@ jQuery.event = {
 				// Check for a special event handler
 				// Only use addEventListener/attachEvent if the special
 				// events handler returns false
-				if ( !special.setup || special.setup.call( elem, data, namespaces ) === false ) {
+				if ( !special.setup || special.setup.call( elem, data, namespaces, handler) === false ) {
 					// Bind the global event handler to the element
 					if ( elem.addEventListener ) {
 						elem.addEventListener( type, handle, false );
@@ -87,7 +81,15 @@ jQuery.event = {
 					}
 				}
 			}
-
+			
+			if ( special.add ) { 
+				var modifiedHandler = special.add.call( elem, handler, data, namespaces, handlers ); 
+				if ( modifiedHandler && jQuery.isFunction( modifiedHandler ) ) { 
+					modifiedHandler.guid = modifiedHandler.guid || handler.guid; 
+					handler = modifiedHandler; 
+				} 
+			} 
+			
 			// Add the function to the element's handler list
 			handlers[ handler.guid ] = handler;
 
@@ -109,7 +111,7 @@ jQuery.event = {
 			return;
 		}
 
-		var events = jQuery.data( elem, "events" ), ret, type;
+		var events = jQuery.data( elem, "events" ), ret, type, fn;
 
 		if ( events ) {
 			// Unbind all events for the element
@@ -133,12 +135,14 @@ jQuery.event = {
 					var namespaces = type.split(".");
 					type = namespaces.shift();
 					var all = !namespaces.length,
-						namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)"),
+						cleaned = jQuery.map( namespaces.slice(0).sort() , function(nm){ return nm.replace(/[^\w\s\.\|`]/g, function(ch){return "\\"+ch  }) }),
+						namespace = new RegExp("(^|\\.)" + cleaned.join("\\.(?:.*\\.)?") + "(\\.|$)"),
 						special = this.special[ type ] || {};
 
 					if ( events[ type ] ) {
 						// remove the given handler for the given type
 						if ( handler ) {
+							fn = events[ type ][ handler.guid ];
 							delete events[ type ][ handler.guid ];
 
 						// remove all handlers for the given type
@@ -152,7 +156,7 @@ jQuery.event = {
 						}
 
 						if ( special.remove ) {
-							special.remove.call( elem, namespaces );
+							special.remove.call( elem, namespaces, fn);
 						}
 
 						// remove generic event handler if no more handlers exist
@@ -160,7 +164,7 @@ jQuery.event = {
 							break;
 						}
 						if ( !ret ) {
-							if ( !this.special[ type ] || this.special[ type ].teardown.call( elem, namespaces ) === false ) {
+							if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
 								if ( elem.removeEventListener ) {
 									elem.removeEventListener( type, jQuery.data( elem, "handle" ), false );
 								} else if ( elem.detachEvent ) {
@@ -190,9 +194,10 @@ jQuery.event = {
 	},
 
 	// bubbling is internal
-	trigger: function( event, data, elem, bubbling ) {
+	trigger: function( event, data, elem /*, bubbling */ ) {
 		// Event object or event type
-		var type = event.type || event;
+		var type = event.type || event,
+			bubbling = arguments[3];
 
 		if ( !bubbling ) {
 			event = typeof event === "object" ?
@@ -214,11 +219,11 @@ jQuery.event = {
 				event.stopPropagation();
 				// Only trigger if we've ever bound an event for it
 				if ( this.global[ type ] ) {
-					for ( var cached in jQuery.cache ) {
-						if ( cached.events && cached.events[ type ] ) {
-							this.trigger( event, data, cached.handle.elem );
+					jQuery.each( jQuery.cache, function() {
+						if ( this.events && this.events[type] ) {
+							jQuery.event.trigger( event, data, this.handle.elem );
 						}
-					}
+					});
 				}
 			}
 
@@ -246,16 +251,22 @@ jQuery.event = {
 			handle.apply( elem, data );
 		}
 
+		var nativeFn, nativeHandler;
+		try {
+			nativeFn = elem[ type ];
+			nativeHandler = elem[ "on" + type ];
+		// prevent IE from throwing an error for some elements with some event types, see #3533
+		} catch (e) {}
 		// Handle triggering native .onfoo handlers (and on links since we don't call .click() for links)
-		if ( (!elem[ type ] || (jQuery.nodeName(elem, 'a') && type === "click")) && elem["on"+type] && elem["on"+type].apply( elem, data ) === false ) {
+		if ( (!nativeFn || (jQuery.nodeName(elem, 'a') && type === "click")) && nativeHandler && nativeHandler.apply( elem, data ) === false ) {
 			event.result = false;
 		}
 
 		// Trigger the native events (except for clicks on links)
-		if ( !bubbling && elem[ type ] && !event.isDefaultPrevented() && !(jQuery.nodeName(elem, 'a') && type === "click") ) {
+		if ( !bubbling && nativeFn && !event.isDefaultPrevented() && !(jQuery.nodeName(elem, 'a') && type === "click") ) {
 			this.triggered = true;
 			try {
-				elem[ type ]();
+				nativeFn();
 			// prevent IE from throwing an error for some hidden elements
 			} catch (e) {}
 		}
@@ -284,7 +295,7 @@ jQuery.event = {
 		// Cache this now, all = true means, any handler
 		all = !namespaces.length && !event.exclusive;
 
-		var namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)");
+		var namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)");
 
 		handlers = ( jQuery.data(this, "events") || {} )[ event.type ];
 
@@ -351,8 +362,8 @@ jQuery.event = {
 		// Calculate pageX/Y if missing and clientX/Y available
 		if ( event.pageX == null && event.clientX != null ) {
 			var doc = document.documentElement, body = document.body;
-			event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
-			event.pageY = event.clientY + (doc && doc.scrollTop  || body && body.scrollTop  || 0) - (doc.clientTop  || 0);
+			event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
+			event.pageY = event.clientY + (doc && doc.scrollTop  || body && body.scrollTop  || 0) - (doc && doc.clientTop  || body && body.clientTop  || 0);
 		}
 
 		// Add which for key events
@@ -367,15 +378,20 @@ jQuery.event = {
 
 		// Add which for click: 1 == left; 2 == middle; 3 == right
 		// Note: button is not normalized, so don't use it
-		if ( !event.which && event.button ) {
+		if ( !event.which && event.button !== undefined ) {
 			event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
 		}
 
 		return event;
 	},
 
-	proxy: function( fn, proxy ) {
-		proxy = proxy || function() { return fn.apply( this, arguments ); };
+	proxy: function( fn, proxy, thisObject ) {
+		if ( proxy !== undefined && !jQuery.isFunction( proxy ) ) {
+			thisObject = proxy;
+			proxy = undefined;
+		}
+		// FIXME: Should proxy be redefined to be applied with thisObject if defined?
+		proxy = proxy || function() { return fn.apply( thisObject !== undefined ? thisObject : this, arguments ); };
 		// Set the guid of unique handler to the same of original handler, so it can be removed
 		proxy.guid = fn.guid = fn.guid || proxy.guid || this.guid++;
 		// So proxy can be declared as an argument
@@ -388,17 +404,32 @@ jQuery.event = {
 			setup: bindReady,
 			teardown: function() {}
 		},
-		
+
 		live: {
-			add: function( proxy, data, namespaces ) {
+			add: function( proxy, data, namespaces, live ) {
 				jQuery.extend( proxy, data || {} );
-				proxy.guid += data.selector + data.live;
-				jQuery.event.add( this, data.live, liveHandler );
+
+				proxy.guid += data.selector + data.live; 
+				jQuery.event.add( this, data.live, liveHandler, data ); 
+				
 			},
-			
-			teardown: function( namespaces ) {
-				jQuery.event.remove( this, namespaces[0], liveHandler );
-			}
+
+			remove: function( namespaces ) {
+				if ( namespaces.length ) {
+					var remove = 0, name = new RegExp("(^|\\.)" + namespaces[0] + "(\\.|$)");
+
+					jQuery.each( (jQuery.data(this, "events").live || {}), function() {
+						if ( name.test(this.type) ) {
+							remove++;
+						}
+					});
+
+					if ( remove < 1 ) {
+						jQuery.event.remove( this, namespaces[0], liveHandler );
+					}
+				}
+			},
+			special: {}
 		}
 	}
 };
@@ -443,6 +474,7 @@ jQuery.Event.prototype = {
 		if ( !e ) {
 			return;
 		}
+		
 		// if preventDefault exists run it on the original event
 		if ( e.preventDefault ) {
 			e.preventDefault();
@@ -479,8 +511,11 @@ var withinElement = function( event ) {
 	var parent = event.relatedTarget;
 	// Traverse up the tree
 	while ( parent && parent != this ) {
+		// Firefox sometimes assigns relatedTarget a XUL element
+		// which we cannot access the parentNode property of
 		try { parent = parent.parentNode; }
-		catch(e) { parent = this; }
+		// assuming we've left the element since we most likely mousedover a xul element
+		catch(e) { break; }
 	}
 
 	if ( parent != this ) {
@@ -489,40 +524,222 @@ var withinElement = function( event ) {
 		// handle event if we actually just moused on to a non sub-element
 		jQuery.event.handle.apply( this, arguments );
 	}
+
+},
+
+// In case of event delegation, we only need to rename the event.type,
+// liveHandler will take care of the rest.
+delegate = function( event ) {
+	event.type = event.data;
+	jQuery.event.handle.apply( this, arguments );
 };
 
+// Create mouseenter and mouseleave events
 jQuery.each({
-	mouseover: 'mouseenter',
-	mouseout: 'mouseleave'
+	mouseover: "mouseenter",
+	mouseout: "mouseleave"
 }, function( orig, fix ) {
 	jQuery.event.special[ fix ] = {
-		setup: function(){
-			jQuery.event.add( this, orig, withinElement, fix );
+		setup: function(data){
+			jQuery.event.add( this, orig, data && data.selector ? delegate : withinElement, fix );
+		},
+		teardown: function(data){
+			jQuery.event.remove( this, orig, data && data.selector ? delegate : withinElement );
+		}
+	};
+});
+
+// submit delegation
+jQuery.event.special.submit = {
+	setup: function( data, namespaces, fn ) {
+		if ( !jQuery.support.submitBubbles && this.nodeName.toLowerCase() !== "form" ) {
+			jQuery.event.add(this, "click.specialSubmit." + fn.guid, function( e ) {
+				var elem = e.target, type = elem.type;
+
+				if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) {
+					return trigger( "submit", this, arguments );
+				}
+			});
+	 
+			jQuery.event.add(this, "keypress.specialSubmit." + fn.guid, function( e ) {
+				var elem = e.target, type = elem.type;
+
+				if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) {
+					return trigger( "submit", this, arguments );
+				}
+			});
+		}
+
+		return false;
+	},
+
+	remove: function( namespaces, fn ) {
+		jQuery.event.remove( this, "click.specialSubmit" + (fn ? "."+fn.guid : "") );
+		jQuery.event.remove( this, "keypress.specialSubmit" + (fn ? "."+fn.guid : "") );
+	}
+};
+
+// change delegation, happens here so we have bind.
+jQuery.event.special.change = {
+	filters: {
+		click: function( e ) { 
+			var elem = e.target;
+
+			if ( elem.nodeName.toLowerCase() === "input" && elem.type === "checkbox" ) {
+				return trigger( "change", this, arguments );
+			}
+
+			return changeFilters.keyup.call( this, e );
+		}, 
+		keyup: function( e ) { 
+			var elem = e.target, data, index = elem.selectedIndex + "";
+
+			if ( elem.nodeName.toLowerCase() === "select" ) {
+				data = jQuery.data( elem, "_change_data" );
+				jQuery.data( elem, "_change_data", index );
+
+				if ( (elem.type === "select-multiple" || data != null) && data !== index ) {
+					return trigger( "change", this, arguments );
+				}
+			}
+		},
+		beforeactivate: function( e ) {
+			var elem = e.target;
+
+			if ( elem.nodeName.toLowerCase() === "input" && elem.type === "radio" && !elem.checked ) {
+				return trigger( "change", this, arguments );
+			}
 		},
-		teardown: function(){
-			jQuery.event.remove( this, orig, withinElement );
+		blur: function( e ) {
+			var elem = e.target, nodeName = elem.nodeName.toLowerCase();
+
+			if ( (nodeName === "textarea" || (nodeName === "input" && (elem.type === "text" || elem.type === "password")))
+				&& jQuery.data(elem, "_change_data") !== elem.value ) {
+
+				return trigger( "change", this, arguments );
+			}
+		},
+		focus: function( e ) {
+			var elem = e.target, nodeName = elem.nodeName.toLowerCase();
+
+			if ( nodeName === "textarea" || (nodeName === "input" && (elem.type === "text" || elem.type === "password" ) ) ) {
+				jQuery.data( elem, "_change_data", elem.value );
+			}
+		}
+	},
+	setup: function( data, namespaces, fn ) {
+		// return false if we bubble
+		if ( !jQuery.support.changeBubbles ) {
+			for ( var type in changeFilters ) {
+				jQuery.event.add( this, type + ".specialChange." + fn.guid, changeFilters[type] );
+			}
+		}
+		
+		// always want to listen for change for trigger
+		return false;
+	},
+	remove: function( namespaces, fn ) {
+		if ( !jQuery.support.changeBubbles ) {
+			for ( var type in changeFilters ) {
+				jQuery.event.remove( this, type + ".specialChange" + (fn ? "."+fn.guid : ""), changeFilters[type] );
+			}
+		}
+	}
+};
+
+var changeFilters = jQuery.event.special.change.filters;
+
+function trigger( type, elem, args ) {
+	args[0].type = type;
+	return jQuery.event.handle.apply( elem, args );
+}
+
+// Create "bubbling" focus and blur events
+jQuery.each({
+	focus: "focusin",
+	blur: "focusout"
+}, function( orig, fix ){
+	var event = jQuery.event,
+		handle = event.handle;
+	
+	function ieHandler() { 
+		arguments[0].type = orig;
+		return handle.apply(this, arguments);
+	}
+
+	event.special[orig] = {
+		setup:function() {
+			if ( this.addEventListener ) {
+				this.addEventListener( orig, handle, true );
+			} else {
+				event.add( this, fix, ieHandler );
+			}
+		}, 
+		teardown:function() { 
+			if ( this.removeEventListener ) {
+				this.removeEventListener( orig, handle, true );
+			} else {
+				event.remove( this, fix, ieHandler );
+			}
 		}
 	};
 });
 
 jQuery.fn.extend({
-	bind: function( type, data, fn ) {
-		return type === "unload" ? this.one(type, data, fn) : this.each(function() {
-			jQuery.event.add( this, type, fn || data, fn && data );
+	// TODO: make bind(), unbind() and one() DRY!
+	bind: function( type, data, fn, thisObject ) {
+		// Handle object literals
+		if ( typeof type === "object" ) {
+			for ( var key in type ) {
+				this.bind(key, data, type[key], fn);
+			}
+			return this;
+		}
+		
+		if ( jQuery.isFunction( data ) ) {
+			thisObject = fn;
+			fn = data;
+			data = undefined;
+		}
+		fn = thisObject === undefined ? fn : jQuery.event.proxy( fn, thisObject );
+		return type === "unload" ? this.one(type, data, fn, thisObject) : this.each(function() {
+			jQuery.event.add( this, type, fn, data );
 		});
 	},
 
-	one: function( type, data, fn ) {
-		var one = jQuery.event.proxy( fn || data, function( event ) {
+	one: function( type, data, fn, thisObject ) {
+		// Handle object literals
+		if ( typeof type === "object" ) {
+			for ( var key in type ) {
+				this.one(key, data, type[key], fn);
+			}
+			return this;
+		}
+		
+		if ( jQuery.isFunction( data ) ) {
+			thisObject = fn;
+			fn = data;
+			data = undefined;
+		}
+		fn = thisObject === undefined ? fn : jQuery.event.proxy( fn, thisObject );
+		var one = jQuery.event.proxy( fn, function( event ) {
 			jQuery( this ).unbind( event, one );
-			return (fn || data).apply( this, arguments );
+			return fn.apply( this, arguments );
 		});
 		return this.each(function() {
-			jQuery.event.add( this, type, one, fn && data );
+			jQuery.event.add( this, type, one, data );
 		});
 	},
 
 	unbind: function( type, fn ) {
+		// Handle object literals
+		if ( typeof type === "object" && !type.preventDefault ) {
+			for ( var key in type ) {
+				this.unbind(key, type[key]);
+			}
+			return this;
+		}
+		
 		return this.each(function() {
 			jQuery.event.remove( this, type, fn );
 		});
@@ -555,18 +772,19 @@ jQuery.fn.extend({
 
 		return this.click( jQuery.event.proxy( fn, function( event ) {
 			// Figure out which function to execute
-			this.lastToggle = ( this.lastToggle || 0 ) % i;
+			var lastToggle = ( jQuery.data( this, 'lastToggle' + fn.guid ) || 0 ) % i;
+			jQuery.data( this, 'lastToggle' + fn.guid, lastToggle + 1 );
 
 			// Make sure that clicks stop
 			event.preventDefault();
 
 			// and execute the function
-			return args[ this.lastToggle++ ].apply( this, arguments ) || false;
+			return args[ lastToggle ].apply( this, arguments ) || false;
 		}));
 	},
 
 	hover: function( fnOver, fnOut ) {
-		return this.mouseenter( fnOver ).mouseleave( fnOut );
+		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
 	},
 
 	ready: function( fn ) {
@@ -587,10 +805,17 @@ jQuery.fn.extend({
 		return this;
 	},
 
-	live: function( type, data, fn ) {
+	live: function( type, data, fn, thisObject ) {
+		if ( jQuery.isFunction( data ) ) {
+			if ( fn !== undefined ) {
+				thisObject = fn;
+			}
+			fn = data;
+			data = undefined;
+		}
 		jQuery( this.context ).bind( liveConvert( type, this.selector ), {
-			data: fn && data, selector: this.selector, live: type
-		}, fn || data );
+			data: data, selector: this.selector, live: type
+		}, fn, thisObject );
 		return this;
 	},
 
@@ -601,34 +826,63 @@ jQuery.fn.extend({
 });
 
 function liveHandler( event ) {
-	var stop = true, elems = [];
-
-	jQuery.each( jQuery.data( this, "events" ).live || [], function( i, fn ) {
-		if ( fn.live === event.type ) {
-			var elem = jQuery( event.target ).closest( fn.selector )[0];
-			if ( elem ) {
-				elems.push({ elem: elem, fn: fn });
+	var stop = true, elems = [], selectors = [], args = arguments,
+		related, match, fn, elem, j, i, data,
+		live = jQuery.extend({}, jQuery.data( this, "events" ).live);
+
+	for ( j in live ) {
+		fn = live[j];
+		if ( fn.live === event.type ||
+				fn.altLive && jQuery.inArray(event.type, fn.altLive) > -1 ) {
+
+			data = fn.data;
+			if ( !(data.beforeFilter && data.beforeFilter[event.type] && 
+					!data.beforeFilter[event.type](event)) ) {
+				selectors.push( fn.selector );
 			}
+		} else {
+			delete live[j];
 		}
-	});
+	}
 
-	elems.sort(function( a, b ) {
-		return jQuery.data( a.elem, "closest" ) - jQuery.data( b.elem, "closest" );
-	});
+	match = jQuery( event.target ).closest( selectors, event.currentTarget );
 
-	jQuery.each(elems, function() {
-		event.currentTarget = this.elem;
-		event.data = this.fn.data
-		if ( this.fn.call( this.elem, event, this.fn.selector ) === false ) {
-			return (stop = false);
+	for ( i = 0, l = match.length; i < l; i++ ) {
+		for ( j in live ) {
+			fn = live[j];
+			elem = match[i].elem;
+			related = null;
+
+			if ( match[i].selector === fn.selector ) {
+				// Those two events require additional checking
+				if ( fn.live === "mouseenter" || fn.live === "mouseleave" ) {
+					related = jQuery( event.relatedTarget ).closest( fn.selector )[0];
+				}
+
+				if ( !related || related !== elem ) {
+					elems.push({ elem: elem, fn: fn });
+				}
+			}
 		}
-	});
+	}
+
+	for ( i = 0, l = elems.length; i < l; i++ ) {
+		match = elems[i];
+		event.currentTarget = match.elem;
+		event.data = match.fn.data;
+		if ( match.fn.apply( match.elem, args ) === false ) {
+			stop = false;
+			break;
+		}
+	}
 
 	return stop;
 }
 
 function liveConvert( type, selector ) {
-	return ["live", type, selector.replace(/\./g, "`").replace(/ /g, "|")].join(".");
+	return ["live", type, selector//.replace(/[^\w\s\.]/g, function(ch){ return "\\"+ch})
+								  .replace(/\./g, "`")
+								  .replace(/ /g, "|")].join(".");
 }
 
 jQuery.extend({
@@ -638,6 +892,10 @@ jQuery.extend({
 	ready: function() {
 		// Make sure that the DOM is not already loaded
 		if ( !jQuery.isReady ) {
+			if ( !document.body ) {
+				return setTimeout( jQuery.ready, 13 );
+			}
+
 			// Remember that the DOM is ready
 			jQuery.isReady = true;
 
@@ -662,9 +920,15 @@ jQuery.extend({
 var readyBound = false;
 
 function bindReady() {
-	if ( readyBound ) return;
+	if ( readyBound ) { return; }
 	readyBound = true;
 
+	// Catch cases where $(document).ready() is called after the
+	// browser event has already occurred.
+	if ( document.readyState === "complete" ) {
+		return jQuery.ready();
+	}
+
 	// Mozilla, Opera and webkit nightlies currently support this event
 	if ( document.addEventListener ) {
 		// Use the handy event callback
@@ -678,53 +942,61 @@ function bindReady() {
 		// ensure firing before onload,
 		// maybe late but safe also for iframes
 		document.attachEvent("onreadystatechange", function() {
+			// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
 			if ( document.readyState === "complete" ) {
 				document.detachEvent( "onreadystatechange", arguments.callee );
 				jQuery.ready();
 			}
 		});
 
-		// If IE and not an iframe
+		// If IE and not a frame
 		// continually check to see if the document is ready
-		if ( document.documentElement.doScroll && window === window.top ) (function() {
-			if ( jQuery.isReady ) {
-				return;
-			}
+		var toplevel = false;
 
-			try {
-				// If IE is used, use the trick by Diego Perini
-				// http://javascript.nwbox.com/IEContentLoaded/
-				document.documentElement.doScroll("left");
-			} catch( error ) {
-				setTimeout( arguments.callee, 0 );
-				return;
-			}
+		try {
+			toplevel = window.frameElement == null;
+		} catch(e){}
 
-			// and execute any waiting functions
-			jQuery.ready();
-		})();
+		if ( document.documentElement.doScroll && toplevel ) {
+			(function() {
+				if ( jQuery.isReady ) {
+					return;
+				}
+
+				try {
+					// If IE is used, use the trick by Diego Perini
+					// http://javascript.nwbox.com/IEContentLoaded/
+					document.documentElement.doScroll("left");
+				} catch( error ) {
+					setTimeout( arguments.callee, 0 );
+					return;
+				}
+
+				// and execute any waiting functions
+				jQuery.ready();
+			})();
+		}
 	}
 
 	// A fallback to window.onload, that will always work
 	jQuery.event.add( window, "load", jQuery.ready );
 }
 
-jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
-	"mousedown,mouseup,mousemove,mouseover,mouseout,mouseenter,mouseleave," +
-	"change,select,submit,keydown,keypress,keyup,error").split(","), function( i, name ) {
+jQuery.each( ("blur focus load resize scroll unload click dblclick " +
+	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
+	"change select submit keydown keypress keyup error").split(" "), function( i, name ) {
 
 	// Handle event binding
 	jQuery.fn[ name ] = function( fn ) {
-		return fn ? this.bind (name, fn ) : this.trigger( name );
+		return fn ? this.bind( name, fn ) : this.trigger( name );
 	};
 });
 
 // Prevent memory leaks in IE
-// And prevent errors on refresh with events like mouseover in other browsers
 // Window isn't included so as not to unbind existing unload events
 // More info:
 //  - http://isaacschlueter.com/2006/10/msie-memory-leaks/
-//  - https://bugzilla.mozilla.org/show_bug.cgi?id=252542
+/*@cc_on
 jQuery( window ).bind( 'unload', function() {
 	for ( var id in jQuery.cache ) {
 		// Skip the window
@@ -733,3 +1005,4 @@ jQuery( window ).bind( 'unload', function() {
 		}
 	}
 });
+@*/