public void OnStartup()
        {
            Boss boss = ObjectModel.Create("Application");
            var handler = boss.Get<IMenuHandler>();

            handler.Register(this, 53, () => {--m_current; DoHandle();}, this.DoCanGotoPreviousError);
            handler.Register(this, 54, () => {++m_current; DoHandle();}, this.DoCanGotoNextError);

            m_controller = new ErrorsController();
            Unused.Value = m_controller.Retain();
        }