From c75701a0152a589c21c4862c33b691902a8b8f7b Mon Sep 17 00:00:00 2001
From: John Resig <jeresig@gmail.com>
Date: Wed, 17 May 2006 18:46:51 +0000
Subject: [PATCH] Fixed bug with $.attr(), it was attempting to set attribute
 even if you're attempting to access a value. This was due to the !== null
 fix.

---
 jquery/jquery.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jquery/jquery.js b/jquery/jquery.js
index 179cd29a7..4592c1bf3 100644
--- a/jquery/jquery.js
+++ b/jquery/jquery.js
@@ -573,7 +573,7 @@ $.attr = function(o,a,v){
 		a = (fix[a] && fix[a].replace && fix[a]) || a;
 		var r = new RegExp("-([a-z])","ig");
 		a = a.replace(r,function(z,b){return b.toUpperCase();});
-		if ( v !== null ) {
+		if ( typeof v != 'undefined' ) {
 			o[a] = v;
 			if ( o.setAttribute ) {
 				o.setAttribute(a,v);