[Typo3] [direct mail] HTML mails not sent.

[Robert John de Stigter]

Hi list,
 
For some reason html mails are not sent to recipients. Sending a html
testmail works fine, but as soon as I send a mass mail (to the same
address as the testmail), i don't receive anything. I enabled sending
plain text and than I received the mail, but because I didn't make up a
text-based page html code was shown. 
 
Also, in Outlook 2003 I get to see this before html output:
 
/*