> Take a look at using Net::SMTP. I have had a lot of success with
> that.

Yes, Perl books and documentations are nice, but the best informations
are always in sources especially about modules. Whenever I write CGI
scripts with CGI.pm, I open CGI.pm with pager and search keywords.

After all, I should have said the above when I posted firstly. ;(

Regards,
Masao