X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;ds=inline;f=src%2Fcore.js;h=5ccf15875ce9f20ee16c80b5d17da37a42636bde;hb=b7d4e0e46cb2cad6f400173cd09ce44d1b8ad04e;hp=890e9a2df87c15d40b7299ca9144ac531cd6a910;hpb=bddd1837bb512b0ed537fbbdecf3ac3f6067adba;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 890e9a2..5ccf158 100644
--- a/src/core.js
+++ b/src/core.js
@@ -48,6 +48,11 @@ jQuery.fn = jQuery.prototype = {
 			return this;
 		}
 
+		// $("body"): Shortcut for quickly finding the body element
+		if ( selector === "body" && !context && document.body ) {
+			selector = document.body;
+		}
+
 		// Handle $(DOMElement)
 		if ( selector.nodeType ) {
 			this.context = this[0] = selector;
@@ -316,7 +321,8 @@ 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";
+		var documentElement = (elem ? elem.ownerDocument || elem : 0).documentElement;
+		return documentElement ? documentElement.nodeName !== "HTML" : false;
 	},
 
 	// Evalulates a script in a global context