var tab = TabView._window.GroupItems.getNextGroupItemTab(true).tab;

var group = TabView._window.GroupItems._activeGroupItem;
group.fadeAwayUndoButtonDelay = 0;
group.closeAll();

gBrowser.selectedTab = tab;

// ДОПОЛНИТЕЛЬНЫЕ КЛИКИ ПО КНОПКЕ ГРУППИРОВКИ ВКЛАДОК

function afterInit() {

// удаление обработчика при повторной инициализации
this.onDestroy3 = function() {
// выходим, если функция уже выполнялась
  if (window.gruppiRun == 'stop') return;
  window.gruppiRun = 'stop';
  if (window.tabscrollRun == 'stop') return;
  window.tabscrollRun = 'stop';
// добавляем обработчики
document.getElementById("tabview-button").addEventListener("click", gruppi, false);
document.getElementById("tabview-button").addEventListener("DOMMouseScroll", tabscroll, false);
}();

var pancount;
var tabpict1 = "data:image/png;base64,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";
var tabpict2 = "data:image/png;base64,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";
var tabpict3 = "data:image/png;base64,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";
var tabpict4 = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABYAAAASCAYAAABfJS4tAAAABGdBTUEAALGOfPtRkwAAACBjSFJNAAB6JQAAgIMAAPn/AACA6QAAdTAAAOpgAAA6mAAAF2+SX8VGAAAACXBIWXMAAAsOAAALDgFAvuFBAAAAGnRFWHRTb2Z0d2FyZQBQYWludC5ORVQgdjMuNS4xMDD0cqEAAADsSURBVDhPY/z//z8DMrj74gMylwlFEpXzD4kLU4cQAxmMjO88f88AxMZA7EsExqYOJMaAYijIAqjBvtc47P4TwiCL754R+o+MoY7BajATSJKQoSB5PAYzYXPxqMGQ1EHLyAMnt2fvvuS+/PC1ChcGyYMiD1kdVAx/cuNN2fYfHYMMypnK8R8fhic3aO7hB9KgLMgICwoKDYbn2HKowfAwpthgaFmxG8lgkKt9KTYYaGAEEE+nhcEwQ0FhDMqmVHMxrPQDl59UijzUQgjJYH30dAxNoxjiyOkcpgZfsQlzOahAgmGYGIhGFseqBgB4vpfDfbAPggAAAABJRU5ErkJggg==";
var tabpict5 = "data:image/png;base64,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";
var tabpicton = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABIAAAASCAYAAABWzo5XAAAABGdBTUEAALGOfPtRkwAAACBjSFJNAAB6JQAAgIMAAPn/AACA6QAAdTAAAOpgAAA6mAAAF2+SX8VGAAAACXBIWXMAAAsSAAALEgHS3X78AAAAGnRFWHRTb2Z0d2FyZQBQYWludC5ORVQgdjMuNS4xMDD0cqEAAAClSURBVDhPY7zz/D0DEmBC5qCx/2FRhxADGQTExkDsSwTGpg4kxgAyBIR9r3HY/SeEQerunhH6j4yhloMNYqKCQUzD3CCqBTY4+p+9+5L78sPXKlwYJA+KFGR1UDHU6OdN2fYfHYM05kzl+I8PY0Q/hQYhon/UIIyAhwY2OIzA6YjCMILnfn30dARNIxjiyOkMpga5GIG5DFQSwDBMDJaxkeUw1AAAa9oGjiXnhDQAAAAASUVORK5CYII=";
var tabpictoff = "data:image/png;base64,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";
var alertsService = Components.classes["@mozilla.org/alerts-service;1"].getService(Components.interfaces.nsIAlertsService);

function tabscroll(event){
    var tgw = document. getElementById ("tab-view"). contentWindow;
    var groupItems = tgw. GroupItems;
    if (event.detail > 0) {
        var tabItem = groupItems. getNextGroupItemTab (false);
        custombuttons.alertSlide("Предыдущая группа", "Группы вкладок Firefox"); }
    else {
        var tabItem = groupItems. getNextGroupItemTab (true);
        custombuttons.alertSlide("Следующая группа  ", "Группы вкладок Firefox"); }
    gBrowser. selectedTab = tabItem. tab;
                };

function gruppi(event){
    if(event.button == 0) {
            event.preventDefault();
            event.stopPropagation();
            TogglePict();
            alert(pancount);
                }
    if(event.button == 1) {
            // Открыть новую группу
            TabView._window.GroupItems.newGroup().newTab("about:blank");
            TogglePict();
            alertsService.showAlertNotification(tabpicton, "Группа вкладок создана", "Всего групп:  " + TabView._window.GroupItems.groupItems.length, false, "", null, "");
                }
    if(event.button == 2) {
            // Закрыть текущую группу
            event.preventDefault();
            event.stopPropagation();
            var tab = TabView._window.GroupItems.getNextGroupItemTab(true).tab;
            var group = TabView._window.GroupItems._activeGroupItem;
            group.fadeAwayUndoButtonDelay = 0;
            group.closeAll();
            gBrowser.selectedTab = tab;
            TogglePict();
            alertsService.showAlertNotification(tabpicton, "Группа вкладок удалена", "Всего групп:  " + TabView._window.GroupItems.groupItems.length, false, "", null, "");
                }
};


var PanButton = document.getElementById("tabview-button");
PanButton.onmouseover = function() { PanButton.setAttribute("tooltiptext", "Группы вкладок Firefox\nВсего групп: " + TabView._window.GroupItems.groupItems.length); };


function TogglePict(event) {
pancount = TabView._window.GroupItems.groupItems.length;
if (pancount == 1) PanButton.image = tabpict1;
if (pancount == 2) PanButton.image = tabpict2;
if (pancount == 3) PanButton.image = tabpict3;
if (pancount == 4) PanButton.image = tabpict4;
if (pancount == 5) PanButton.image = tabpict5;
return pancount;
};

TogglePict();
};

TabView._window ? afterInit() : TabView._initFrame(afterInit);