i used to have this problem but never found a reason, but never looked into it in great depth. you can change the account you are sending from when composing the email, there should be a drop down at the top of the email message that you can select from.
Cheers
~M

>In Outlook Express, I receive an e-mail with one of my accounts. When I press "reply", it often gets sent out with another account. It is always the same two accounts that get mixed-up - both from the same domain.
>
>Any reason why OE would do this? Any workaround?
>
>TIA,
>
>Hilmar.