+ if ( CKEDITOR.env.opera )\r
+ {\r
+ // 'contextmenu' event triggered by Windows menu key is unpreventable,\r
+ // cancel the key event itself. (#6534)\r
+ element.on( 'keypress' , function ( evt )\r
+ {\r
+ var domEvent = evt.data;\r
+\r
+ if ( domEvent.$.keyCode === 0 )\r
+ domEvent.preventDefault();\r
+ });\r
+ }\r
+\r