如何在 Visual Basic 脚本中向出站 SMTP 邮件添加免责声明

<SCRIPT LANGUAGE="VBScript">
Sub ISMTPOnArrival_OnArrival(ByVal Msg, EventStatus)
   TextDisclaimer = vbCrLf & "DISCLAIMER:" & vbCrLf & "Sample Disclaimer added in a VBScript."
   HTMLDisclaimer = "<p></p><p>DISCLAIMER:<br>Sample Disclaimer added in a VBScript."

   If Msg.HTMLBody <> "" Then
      'Search for the "</body>" tag and insert our discliamer before that tag.
      pos = InStr(1, Msg.HTMLBody, "</body>", vbTextCompare)
      szPartI = Left(Msg.HTMLBody, pos - 1)
      szPartII = Right(Msg.HTMLBody, Len(Msg.HTMLBody) - (pos - 1))
      Msg.HTMLBody = szPartI + HTMLDisclaimer + szPartII
   End If

   If Msg.TextBody <> "" Then
      Msg.TextBody = Msg.TextBody & vbCrLf & TextDisclaimer & vbCrLf
   End If
    
   'Commit the content changes to the transport ADO Stream object.
   Msg.DataSource.Save ' Commit the changes into the transport Stream

   pEventStatus = cdoRunNextSink
End Sub
</SCRIPT>