From 42cab65903196bf09991d98f0d4a613e4ad79ac2 Mon Sep 17 00:00:00 2001
From: Rocky Duan <dementrock@gmail.com>
Date: Mon, 6 Aug 2012 23:05:05 -0400
Subject: [PATCH] make behavior consistent with normal mathjax

---
 lms/static/coffee/src/discussion/utils.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lms/static/coffee/src/discussion/utils.coffee b/lms/static/coffee/src/discussion/utils.coffee
index e822c53a06..34e3b5a716 100644
--- a/lms/static/coffee/src/discussion/utils.coffee
+++ b/lms/static/coffee/src/discussion/utils.coffee
@@ -182,7 +182,7 @@ wmdEditors = {}
   
     codeArchive = []
 
-    RE_DISPLAYMATH = /^([^\$]*?)\$\$([^\$]+?)\$\$(.*)$/m
+    RE_DISPLAYMATH = /^([^\$]*?)\$\$([^\$]*?)\$\$(.*)$/m
     RE_INLINEMATH = /^([^\$]*?)\$([^\$]+?)\$(.*)$/m
 
     ESCAPED_DOLLAR = '@@ESCAPED_D@@'