X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fselector.js;h=337111912e6837cd26a841ae129ba5c72fa3044a;hb=82e8d11c12f160fbf07a8faef5931c2f7a364a6a;hp=682a92ebe1dc44afe36a56202ad08a7854466a42;hpb=8e8d7ade434de3d79cc6145f370866f297a07b54;p=jquery.git

diff --git a/src/selector.js b/src/selector.js
index 682a92e..3371119 100644
--- a/src/selector.js
+++ b/src/selector.js
@@ -809,8 +809,8 @@ var contains = document.compareDocumentPosition ?  function(a, b){
 };
 
 var isXML = function(elem){
-	return elem.documentElement && !elem.body ||
-		elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
+	return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+		!!elem.ownerDocument && isXML( elem.ownerDocument );
 };
 
 var posProcess = function(selector, context){