ok, this is what i had to add to a login script for it to work.
[HKEY_CURRENT_USER\Software\Adobe\Adobe Acrobat\11.0\AVAlert]
[HKEY_CURRENT_USER\Software\Adobe\Adobe Acrobat\11.0\AVAlert\cCheckbox]
"iSendMailDefaultAccountAlert"=dword:00000001
[HKEY_CURRENT_USER\Software\Adobe\Adobe Acrobat\11.0\Sendmail]
"bDefaultSet"=dword:00000001
"tLastUsedMail"="MailInstalledClient"
"bUseWebmail"=dword:00000000
Thank you for your assistance