_addKeyboardEvents: function() {
            var scope = this;
            $(document).keydown(function(e) {
                if (e.keyCode == 37) {
                    scope._previousMedia();
                    return false
                } else if (e.keyCode == 39) {
                    scope._nextMedia();
                    return false
                }
                if (e.keyCode == 27) {
                    if ($(e.target).parents("#media")) {
                        scope.closePanel(true);
                        $("#frontNavTop_href").focus();
                        $("#frontNavTop_href").removeClass("keyboard-focused")
                    }
                }
            })
        },