X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=c095f741a8886eeee1b4bf1a755ed3045a980e8e;hb=69212c501f8875b4650847053cc41eaa470e5848;hp=3a759d55b56cfb5a9ed0139082bdeffdfc2aee11;hpb=e132d6bc53093ed2387b565d37ce1d1845a4fe82;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 3a759d5..c095f74 100644
--- a/src/core.js
+++ b/src/core.js
@@ -613,9 +613,10 @@ jQuery.extend({
 	},
 
 	// See test/unit/core.js for details concerning this function.
+	// Since 1.3 DOM methods and function like alert
+	// aren't supported. They return false on IE (#2968).
 	isFunction: function( fn ) {
-		return !!fn && typeof fn != "string" && !fn.nodeName &&
-			fn.constructor != Array && /^[\s[]?function/.test( fn + "" );
+		return fn instanceof Function;
 	},
 
 	// check if an element is in a (or is an) XML document
@@ -1221,7 +1222,7 @@ var userAgent = navigator.userAgent.toLowerCase();
 
 // Figure out what browser is being used
 jQuery.browser = {
-	version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
+	version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [0,'0'])[1],
 	safari: /webkit/.test( userAgent ),
 	opera: /opera/.test( userAgent ),
 	msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
@@ -1309,7 +1310,7 @@ jQuery.each({
 	remove: function( selector ) {
 		if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
 			// Prevent memory leaks
-			jQuery( "*", this ).add(this).each(function(){
+			jQuery( "*", this ).add([this]).each(function(){
 				jQuery.event.remove(this);
 				jQuery.removeData(this);
 			});