private void OnEditServersFormClosed(object sender, FormClosedEventArgs e)
 {
     editServersForm = null;
     if (_firstRun)
     {
         _firstRun = false;
         ShowFirstTimeBalloon();
     }
 }
 private void ShowEditServersForm()
 {
     if (editServersForm != null)
     {
         editServersForm.Activate();
     }
     else
     {
         editServersForm = new EidtServersForm(controller);
         editServersForm.Show();
         editServersForm.FormClosed += OnEditServersFormClosed;
     }
 }