From 0c68ba8bfa5da489f1f42cfd7443b8ac76049c04 Mon Sep 17 00:00:00 2001
From: Chris Dodge <cdodge@edx.org>
Date: Wed, 12 Dec 2012 14:09:09 -0500
Subject: [PATCH] dispose of  when we close the editor

---
 cms/static/js/views/course_info_edit.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cms/static/js/views/course_info_edit.js b/cms/static/js/views/course_info_edit.js
index 69ae933f5b..223a95c741 100644
--- a/cms/static/js/views/course_info_edit.js
+++ b/cms/static/js/views/course_info_edit.js
@@ -158,6 +158,7 @@ CMS.Views.ClassInfoUpdateView = Backbone.View.extend({
         self.$currentPost.find('form').hide();
         window.$modalCover.unbind('click');
         window.$modalCover.hide();
+        this.$codeMirror = null;
     },
     
     // Dereferencing from events to screen elements    
@@ -271,5 +272,6 @@ CMS.Views.ClassInfoHandoutsView = Backbone.View.extend({
         this.$form.hide();
         window.$modalCover.unbind('click');
         window.$modalCover.hide();
+        this.$codeMirror = null;
     }
 });
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