X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcore.js;h=7e7a4e2e977f4fb10aaa0c2613d2ecdd1df9620d;hb=8c18dcdeb08b8e2b908c17efd760ff25635f3749;hp=097ff42d834bc77eec88fdae34b43489ae23447e;hpb=2cd9ee3510a03091c929b849ea164c9f97e262e7;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 097ff42..7e7a4e2 100644
--- a/src/core.js
+++ b/src/core.js
@@ -315,8 +315,7 @@ jQuery.extend({
 	isXMLDoc: function( elem ) {
 		// documentElement is verified for cases where it doesn't yet exist
 		// (such as loading iframes in IE - #4833)
-		var documentElement = (elem.ownerDocument || elem).documentElement;
-		return !!documentElement && documentElement.nodeName !== "HTML";
+		return ((elem.ownerDocument || elem).documentElement || 0).nodeName !== "HTML";
 	},
 
 	// Evalulates a script in a global context