if (
            $.inArray(keyCodes.n, keys) !== -1 && ($.inArray(keyCodes.cmdFirefox, keys) !== -1 || $.inArray(keyCodes.cmdOpera, keys) !== -1 || $.inArray(keyCodes.leftCmdWebKit, keys) !== -1 || $.inArray(keyCodes.rightCmdWebKit, keys) !== -1 || $.inArray(keyCodes.ctrl, keys) !== -1 || event.ctrlKey)) {
                preventDefault = true; //new file/folder prevent browser from responding
            }