From 0c70d201f8217e053886af8e2a55108c84bca7da Mon Sep 17 00:00:00 2001
From: Arthur Barrett <abarrett@edx.org>
Date: Tue, 12 Feb 2013 13:57:28 -0500
Subject: [PATCH] Auto-expand the discussion thread after it is scrolled to by
 simulating a click on the show/hide button. Note: the jQuery highlight effect
 doesnt work here due to a CSS !important setting on .discussion-module
 background color.

---
 .../lib/xmodule/xmodule/js/src/annotatable/display.coffee | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/common/lib/xmodule/xmodule/js/src/annotatable/display.coffee b/common/lib/xmodule/xmodule/js/src/annotatable/display.coffee
index 493d8c7110..deaabaf738 100644
--- a/common/lib/xmodule/xmodule/js/src/annotatable/display.coffee
+++ b/common/lib/xmodule/xmodule/js/src/annotatable/display.coffee
@@ -105,8 +105,12 @@ class @Annotatable
             onAfter: @makeAfterScroll(el)
         })
  
-    makeAfterScroll: (el, duration = 500) ->
-        @_once -> el.effect 'shake', {}, duration
+    makeAfterScroll: (el, duration = 1500) ->
+        @_once ->
+            btn = $('.discussion-show', el)
+            if !btn.hasClass('shown')
+                btn.click()
+            #el.effect 'highlight', {}, duration
 
     makeTipContent: (el) ->
         (api) =>