X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=23b96442e961a929e01fd6f69a1a7eeb46817406;hb=957cd6fb2a2b7b8cfe9ac6b3f2b3cc2bc8163449;hp=35cac37b747c73470c7087abb25f1e8833c71004;hpb=b7a3b220a8a2b5b0378c9f176ca5ae0f786a6fcf;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 35cac37..23b9644 100644
--- a/src/core.js
+++ b/src/core.js
@@ -39,9 +39,6 @@ var jQuery = function( selector, context ) {
 	push = Array.prototype.push,
 	slice = Array.prototype.slice;
 
-// Expose jQuery to the global object
-window.jQuery = window.$ = jQuery;
-
 jQuery.fn = jQuery.prototype = {
 	init: function( selector, context ) {
 		var match, elem, ret;
@@ -319,7 +316,7 @@ jQuery.extend({
 	isXMLDoc: function( elem ) {
 		// documentElement is verified for cases where it doesn't yet exist
 		// (such as loading iframes in IE - #4833)
-		return ((elem.ownerDocument || elem).documentElement || 0).nodeName !== "HTML";
+		return ((elem ? elem.ownerDocument || elem : 0).documentElement || 0).nodeName !== "HTML";
 	},
 
 	// Evalulates a script in a global context