Private Sub NotifyIcon1_MouseClick(ByVal sender As Object, _
                                       ByVal e As System.EventArgs) _
Handles NotifyIcon1.MouseClick
 
        ' Form anzeigen, falls sie minimiert ist: 
        If WindowState = FormWindowState.Minimized Then
            WindowState = FormWindowState.Normal
            ShowInTaskbar = True
 
            e. <= KEIN BUTTON auffindbar, weil kein Member von Sysstem.EventArgs.        
End If
    End Sub