From 0f6ab48b0b65587a3d8fab2e26bd7c7383966ac6 Mon Sep 17 00:00:00 2001
From: Pavel Reznikov <pashka.reznikov@gmail.com>
Date: Thu, 11 Dec 2014 21:50:18 -0800
Subject: [PATCH] update gridstack.js

---
 gridstack.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gridstack.js b/gridstack.js
index 9888c79..5783e88 100644
--- a/gridstack.js
+++ b/gridstack.js
@@ -685,7 +685,10 @@
         if (typeof val == 'undefined') {
             return this.opts.cell_height;
         }
-        this.opts.cell_height = parseInt(val) || this.opts.cell_height;
+        val = parseInt(val);
+        if (val == this.opts.cell_height)
+            return;
+        this.opts.cell_height = val || this.opts.cell_height;
         this._update_styles();
     };