Le 21 Oct 2004, Mathias Dahl s'est exprimé ainsi :

Hi,

> I use Gnus to read news from two sources. One source is the
> internal news server where I work and the other is at
> news.individual.net.
> 
> Now, to avoid spam to my e-mail address at work I use my
> "trash" address on hotmail (the one you will see in this
> posting). Works quite well, until someone at work decides to
> reply to me and not the group. The reply will arrive at the
> hotmail address, and I do not want my work e-mails there.
> 
> Can I train Emacs to use a different e-mail address for
> different groups? Right now Gnus gets the value from the
> user-mail-address variable.

Take a look  to the "posting styles" that let you  define custom headers and
also evaluations depending on the group you are writing.

Maybe something like that will help :