From 0272b84fd0a63150a0b60508d3610c04f2f063ba Mon Sep 17 00:00:00 2001
From: Dmitry Viskov <dmitry.viskov@webenterprise.ru>
Date: Tue, 13 Jun 2017 14:12:01 +0300
Subject: [PATCH] Open Response Assessment tab for Instructor Dashboard -
 bugfix (prevent loading ORA Block more than one time)

---
 .../js/instructor_dashboard/open_response_assessment.js     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lms/static/js/instructor_dashboard/open_response_assessment.js b/lms/static/js/instructor_dashboard/open_response_assessment.js
index c1290f7e29..d30ce0bbd3 100644
--- a/lms/static/js/instructor_dashboard/open_response_assessment.js
+++ b/lms/static/js/instructor_dashboard/open_response_assessment.js
@@ -7,11 +7,15 @@
         function OpenResponseAssessmentBlock($section) {
             this.$section = $section;
             this.$section.data('wrapper', this);
+            this.initialized = false;
         }
 
         OpenResponseAssessmentBlock.prototype.onClickTitle = function() {
             var block = this.$section.find('.open-response-assessment');
-            XBlock.initializeBlock($(block).find('.xblock')[0]);
+            if (!this.initialized) {
+                this.initialized = true;
+                XBlock.initializeBlock($(block).find('.xblock')[0]);
+            }
         };
 
         return OpenResponseAssessmentBlock;