diff --git a/lib/client/menu.js b/lib/client/menu.js
index 68d98095..9c483986 100644
--- a/lib/client/menu.js
+++ b/lib/client/menu.js
@@ -91,7 +91,10 @@ CloudCommander.Menu.set          = (function(){
         document.onclick = function(pEvent){
             if(pEvent.x && pEvent.y){
                 var lLayer = lThis.getById('context-menu-layer')
-                var lStyle = lLayer.style.cssText;
+                var lStyle;
+                
+                if(lLayer)
+                    lStyle = lLayer.style.cssText;
                 /* hide invisible menu layer */
                 if(lStyle)
                     lLayer.style.cssText = lStyle
@@ -107,7 +110,7 @@ CloudCommander.Menu.set          = (function(){
                         .parentElement);
                 
                 /* show invisible menu layer */
-                if(lStyle)
+                if(lLayer && lStyle)
                     lLayer.style.cssText = lStyle;
                 
                 /* if document.onclick was set up