From 0af26ae8d60b112767a25c15e475d4f60780018b Mon Sep 17 00:00:00 2001
From: Rocky Duan <dementrock@gmail.com>
Date: Sat, 4 Aug 2012 18:00:25 -0400
Subject: [PATCH] check if mathjax exists before proceeding

---
 lms/static/coffee/src/customwmd.coffee | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lms/static/coffee/src/customwmd.coffee b/lms/static/coffee/src/customwmd.coffee
index 524fdf32cb..0590a0679b 100644
--- a/lms/static/coffee/src/customwmd.coffee
+++ b/lms/static/coffee/src/customwmd.coffee
@@ -2,6 +2,9 @@
 
 $ ->
 
+  if not MathJax?
+    return
+
   HUB = MathJax.Hub
 
   class MathJaxProcessor