From 296d7ebec418c39dd97d3d1fa123e0ed29856a93 Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Wed, 15 May 2013 13:50:56 -0700
Subject: [PATCH] Don't fill DOM with a ton of class="undefined".

---
 guacamole/src/main/webapp/scripts/guac-ui.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/guacamole/src/main/webapp/scripts/guac-ui.js b/guacamole/src/main/webapp/scripts/guac-ui.js
index f06f43c8d..eec77a6d9 100644
--- a/guacamole/src/main/webapp/scripts/guac-ui.js
+++ b/guacamole/src/main/webapp/scripts/guac-ui.js
@@ -32,7 +32,7 @@ GuacUI.sessionState = new GuacamoleSessionState();
  */
 GuacUI.createElement = function(tagname, classname) {
     var new_element = document.createElement(tagname);
-    new_element.className = classname;
+    if (classname) new_element.className = classname;
     return new_element;
 };