Fix for improper object iteration in jQuery.css method

src/jquery/jquery.js

@@ -1472,7 +1472,7 @@ jQuery.extend({
 		if ( p == "height" || p == "width" ) {
 			var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"];
 
-			for ( var i in d ) {
+			for ( var i=0; i<d.length; i++ ) {
 				old["padding" + d[i]] = 0;
 				old["border" + d[i] + "Width"] = 0;
 			}