Saves the current message to the specified file.
[VB]
Dim oMail As New Mail
oMail.From = "Sender <sender@emilltest.com>"
oMail.Tos.Value = "Receiver <receiver@emilltest.com>"
oMail.Subject = "Hello World"
oMail.TextBody = "My first saved message!"
oMail.Save "c:\mail.eml"