X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=2ddb919cc506a4ba2746da66d1cbf72e07b9543b;hb=688c724b1f07b3e0ca7cb27b1d9f76b7b11959ce;hp=7a59a4ea6db6a25d763b6b3b3e3fae71ae56b403;hpb=e7669f64d88612884df27c5744558191f8e6c8b1;p=jquery.git

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index 7a59a4e..2ddb919 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -28,7 +28,7 @@ window.undefined = window.undefined;
  * @name jQuery
  * @cat Core
  */
-jQuery = function(a,c) {
+var jQuery = function(a,c) {
 
 	// Shortcut for document ready (because $(document).each() is silly)
 	if ( a && typeof a == "function" && jQuery.fn.ready )
@@ -63,12 +63,14 @@ jQuery = function(a,c) {
 		// Find the matching elements and save them for later
 		jQuery.find( a, c ) );
 
-  // See if an extra function was provided
+	// See if an extra function was provided
 	var fn = arguments[ arguments.length - 1 ];
 
 	// If so, execute it in context
 	if ( fn && typeof fn == "function" )
 		this.each(fn);
+
+	return this;
 };
 
 // Map over the $ in case of overwrite
@@ -1031,6 +1033,7 @@ jQuery.fn = jQuery.prototype = {
 				for ( var i = 0; i < t.length; i++ )
 					if ( jQuery.filter(t[i],[a]).r.length )
 						return a;
+				return false;
 			}) ||
 
 			t.constructor == Boolean &&
@@ -1294,8 +1297,17 @@ jQuery.fn = jQuery.prototype = {
  * @cat Javascript
  */
 jQuery.extend = jQuery.fn.extend = function(obj,prop) {
+	// Watch for the case where null or undefined gets passed in by accident
+	if ( arguments.length > 1 && (prop === null || prop == undefined) )
+		return obj;
+
+	// If no property object was provided, then we're extending jQuery
 	if ( !prop ) { prop = obj; obj = this; }
+
+	// Extend the base object
 	for ( var i in prop ) obj[i] = prop[i];
+
+	// Return the modified object
 	return obj;
 };
 
@@ -1489,6 +1501,9 @@ jQuery.extend({
 
 		} else if (document.defaultView && document.defaultView.getComputedStyle) {
 
+			if (prop == "cssFloat" || prop == "styleFloat")
+				prop = "float";
+
 			prop = prop.replace(/([A-Z])/g,"-$1").toLowerCase();
 			var cur = document.defaultView.getComputedStyle(elem, null);
 
@@ -2233,12 +2248,12 @@ jQuery.extend({
 		},
 
 		handle: function(event) {
-			if ( typeof jQuery == "undefined" ) return;
+			if ( typeof jQuery == "undefined" ) return false;
 
 			event = event || jQuery.event.fix( window.event );
 
 			// If no correct event was found, fail
-			if ( !event ) return;
+			if ( !event ) return false;
 
 			var returnValue = true;