docs: function downloadManager_open(controller, shortcut) {
      if (shortcut) {
        if (mozmill.isLinux) {
          var cmdKey = utils.getEntity(this.getDtds(), "downloadsUnix.commandkey");
          controller.keypress(null, cmdKey, {ctrlKey: true, shiftKey: true});
        } else {
          var cmdKey = utils.getEntity(this.getDtds(), "downloads.commandkey");
          controller.keypress(null, cmdKey, {accelKey: true});
        }
      } else {
        controller.click(new elementslib.Elem(controller.menus["tools-menu"].menu_openDownloads));
      }
  
      controller.sleep(500);
      this.waitForOpened(controller);
    }