X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fsupport.js;h=c9bfdf0b9b0a7e886b34330f2b865424757a7530;hb=9195107dbb13ad34ae4e9f7cb1df5d79e4748560;hp=befc5327288da046cf5d209baeee1e03625c6780;hpb=bed759c95ca6d796125653b540e8611dc63b38bb;p=jquery.git

diff --git a/src/support.js b/src/support.js
index befc532..c9bfdf0 100644
--- a/src/support.js
+++ b/src/support.js
@@ -56,7 +56,10 @@
 		// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
 		optSelected: document.createElement("select").appendChild( document.createElement("option") ).selected,
 
+		parentNode: div.removeChild( div.appendChild( document.createElement("div") ) ).parentNode === null,
+
 		// Will be defined later
+		deleteExpando: true,
 		checkClone: false,
 		scriptEval: false,
 		noCloneEvent: true,
@@ -108,6 +111,17 @@
 		document.body.appendChild( div );
 		jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
 		document.body.removeChild( div ).style.display = 'none';
+
+		// Test to see if it's possible to delete an expando from an element
+		// Fails in Internet Explorer
+		try {
+			div.test = 1;
+			delete doc.test;
+	
+		} catch(e) {
+			jQuery.support.deleteExpando = false;
+		}
+
 		div = null;
 	});