From 2deb520fb959ef44269f6d862cce90e4807fa7ee Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Tue, 31 May 2016 23:09:31 +0200
Subject: [PATCH] Fix undefined variable

---
 UI/Input/Touch/TouchManager.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/UI/Input/Touch/TouchManager.js b/UI/Input/Touch/TouchManager.js
index 7afd775..091f14d 100644
--- a/UI/Input/Touch/TouchManager.js
+++ b/UI/Input/Touch/TouchManager.js
@@ -48,9 +48,10 @@
      * @since 1.0.0
      * @author Dennis Eichhorn <d.eichhorn@oms.com>
      */
-    jsOMS.UI.Input.Touch.TouchManager.prototype.add = function ()
+    jsOMS.UI.Input.Touch.TouchManager.prototype.add = function (surface)
     {
-        let self = this;
+        let e    = document.getElementById(surface),
+            self = this;
 
         e.addEventListener('touchstart', function (event)
         {