Private Const EWX_LogOff As Long = 0
Private Declare Function ExitWindowsEx Lib "user32.dll" (ByVal dwOPtion As _
  Long, _
		ByVal dwReserves As Long) As Long
 
 
Private Sub btn_LogOff_Click(ByVal sender As System.Object, ByVal e As _
  System.EventArgs) Handles btn_LogOff.Click
If MessageBox.Show("Soll das System Sie abmelden?", "Abmeldung!", _
MessageBoxButtons.YesNo, MessageBoxIcon.Question) = _
Windows.Forms.DialogResult.Yes Then
			ExitWindowsEx(EWX_LogOff, 0&)
End If
End Sub