From b0da97588e3d1e4d7eb688d16b3e40e0a27459f3 Mon Sep 17 00:00:00 2001
From: fat <jacobthornton@gmail.com>
Date: Thu, 27 Jun 2013 19:19:22 -0700
Subject: [PATCH] fixes #6982

---
 js/collapse.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/collapse.js b/js/collapse.js
index f8b65b393f..b2678e0a54 100644
--- a/js/collapse.js
+++ b/js/collapse.js
@@ -77,7 +77,7 @@
       [dimension](size || 'auto')
       [0].offsetWidth
 
-    this.$element[size !== null ? 'addClass' : 'removeClass']('collapse')
+    this.$element[size != null ? 'addClass' : 'removeClass']('collapse')
 
     return this
   }
-- 
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