X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcore.js;h=ce487a10f4d10bdc48bf01a940ef46d277d1c25c;hb=f576ceeea9eea5fec6b31172765df4da8b264ac8;hp=0bf353074edc2f6c262ce85fc8042474591cef00;hpb=aca1cc367782f8d038a13794a46aec6fd825eb45;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 0bf3530..ce487a1 100644
--- a/src/core.js
+++ b/src/core.js
@@ -530,7 +530,7 @@ jQuery.extend = jQuery.fn.extend = function() {
 	}
 
 	// Handle case when target is a string or something (possible in deep copy)
-	if ( typeof target != "object" )
+	if ( typeof target != "object" && typeof target != "function" )
 		target = {};
 
 	// extend jQuery itself if only one argument is passed
@@ -917,6 +917,8 @@ jQuery.extend({
 	clean: function( elems, context ) {
 		var ret = [];
 		context = context || document;
+		if (!context.createElement) 
+			context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
 
 		jQuery.each(elems, function(i, elem){
 			if ( !elem )
@@ -1064,7 +1066,7 @@ jQuery.extend({
 						(parseFloat( value ).toString() == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
 				}
 	
-				return elem.filter ? 
+				return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
 					(parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() :
 					"";
 			}