diff --git a/lib/client/listeners.js b/lib/client/listeners.js
index 51daac98..f4e110b8 100644
--- a/lib/client/listeners.js
+++ b/lib/client/listeners.js
@@ -51,7 +51,8 @@ var Util, DOM, CloudFunc, CloudCmd;
                         
                         func    = clickFuncs[id];
                     
-                    func();
+                    if (func)
+                        func();
                 });
         };