'Befehl bei Mneüpunktaufruf
 
Call ShellExecute(Me.hWnd, vbNullString, DEINPFAD\DEINEHILFE.chm"," & _
  "vbNullString, "c:\", 1)
 
'API
 
Public Declare Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" ( _
                            ByVal hWnd As Long, ByVal lpOperation As String, _
                            ByVal lpFile As String, ByVal lpParameters As _
                            String, _
                            ByVal lpDirectory As String, ByVal nShowCmd As _
                            Long) _
                            As Long