From 145e3ece780e6958284f150d232b045c4ba108d0 Mon Sep 17 00:00:00 2001
From: Jermolene <jeremy@osmosoft.com>
Date: Tue, 12 Nov 2013 22:01:31 +0000
Subject: [PATCH] Fix $tw.utils.hasClass() to work even if the element doesn't
 have a className property

---
 core/modules/utils/dom/dom.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/modules/utils/dom/dom.js b/core/modules/utils/dom/dom.js
index f95e89c97..87447f505 100644
--- a/core/modules/utils/dom/dom.js
+++ b/core/modules/utils/dom/dom.js
@@ -29,7 +29,7 @@ exports.removeChildren = function(node) {
 };
 
 exports.hasClass = function(el,className) {
-	return el.className.split(" ").indexOf(className) !== -1;
+	return el && el.className && el.className.split(" ").indexOf(className) !== -1;
 };
 
 exports.addClass = function(el,className) {