Make a feature detect for the attribute selected code. Fixes #5702.

1 files changed, 10 insertions, 7 deletions

diff --git a/src/attributes.js b/src/attributes.js
index b3a49f50f..a2108feb8 100644
--- a/src/attributes.js
+++ b/src/attributes.js
@@ -261,16 +261,19 @@ jQuery.extend({
 		// Only do all the following if this is a node (faster for style)
 		if ( elem.nodeType === 1 ) {
 			// These attributes require special treatment
-			var special = rspecialurl.test( name ), parent = elem.parentNode;
+			var special = rspecialurl.test( name );
 
 			// Safari mis-reports the default selected property of an option
 			// Accessing the parent's selectedIndex property fixes it
-			if ( name === "selected" && parent ) {
-				parent.selectedIndex;
-
-				// Make sure that it also works with optgroups, see #5701
-				if ( parent.parentNode ) {
-					parent.parentNode.selectedIndex;
+			if ( name === "selected" && !jQuery.support.optSelected ) {
+				var parent = elem.parentNode;
+				if ( parent ) {
+					parent.selectedIndex;
+	
+					// Make sure that it also works with optgroups, see #5701
+					if ( parent.parentNode ) {
+						parent.parentNode.selectedIndex;
+					}
 				}
 			}