From 718d3ca28d3823ff2be0674585fc328a91957524 Mon Sep 17 00:00:00 2001
From: Wing <steely.wing@gmail.com>
Date: Wed, 15 May 2013 19:20:34 +0900
Subject: [PATCH] Check if jQuery UI draggable is loaded

---
 jquery.slimscroll.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jquery.slimscroll.js b/jquery.slimscroll.js
index 15062e0..0e13f5c 100644
--- a/jquery.slimscroll.js
+++ b/jquery.slimscroll.js
@@ -202,7 +202,7 @@
         me.parent().append(rail);
 
         // make it draggable
-        if (o.railDraggable)
+        if (o.railDraggable && $.ui && typeof($.ui.draggable) == 'function')
         {
           bar.draggable({
             axis: 'y',