;
;##################################
; Include
;##################################
#Include<file.au3>
;##################################
; Variables
;##################################
$SmtpServer = "MailServer" ; address for the smtp-server to use - REQUIRED
$FromName = "Name" ; name from who the email was sent
$FromAddress = "your@Email.Address.com" ; address from where the mail should come
$
I know it's late, but anyway here it is:
$objEmail.Fields("urn:schemas:mailheader:x-mailer") = "My application Name or whatever else"
and here is the way how to set "code page" (here Czech) :
this is important when you have chars with diacritics (special non-english letters) in your email
$objEmail.BodyPart.ContentTransferEncoding = "8bit"
$objEmail.BodyPart.CharSet = "windows-1250"