(function () {
  try {
    Components.utils.import("resource:///modules/CustomizableUI.jsm");
    var Services =
      globalThis.Services ||
      ChromeUtils.import("resource://gre/modules/Services.jsm").Services;
    var sss = Components.classes[
      "@mozilla.org/content/style-sheet-service;1"
    ].getService(Components.interfaces.nsIStyleSheetService);
    var appversion = parseInt(Services.appinfo.version);

    var button_label = "Go";

    CustomizableUI.createWidget({
      id: "go-button", // button id
      defaultArea: CustomizableUI.AREA_NAVBAR,
      removable: true,
      label: button_label, // button title
      tooltiptext: button_label, // tooltip title
      onClick: function (event) {
        var cancelQuit = Components.classes[
          "@mozilla.org/supports-PRBool;1"
        ].createInstance(Components.interfaces.nsISupportsPRBool);
        var observerSvc = Components.classes[
          "@mozilla.org/observer-service;1"
        ].getService(Components.interfaces.nsIObserverService);

        if (event.button == "0") {
          // left/middle-click - restart
          gURLBar.handleCommand(event);
        }
      },
      onCreated: function (button) {
        return button;
      },
    });
  } catch (e) {
    Components.utils.reportError(e);
  }
})();