diff --git a/lib/client/edward.js b/lib/client/edward.js
index c235db9c..6439d20a 100644
--- a/lib/client/edward.js
+++ b/lib/client/edward.js
@@ -1,4 +1,4 @@
-var join, ace, Util, DOM, CloudCmd;
+var join, ace, Util, DOM, MenuIO, CloudCmd;
 
 (function(global, join, DOM, exec, load) {
     'use strict';
@@ -209,7 +209,7 @@ var join, ace, Util, DOM, CloudCmd;
                     if (error) {
                         alert(error);
                     } else if (!Menu) {
-                        Menu = new window.MenuIO(Element, options, menuData);
+                        Menu = new MenuIO(Element, options, menuData);
                         Menu.show(position.x, position.y);
                         
                         Element.removeEventListener('contextmenu', setMenu);