Resources for the print article.
Listings for this Article: ftp.linuxjournal.com/pub/lj/listings/issue137/8216.tgz
GNU wget: www.gnu.org/software/wget/wget.html
Bash Reference Manual: www.gnu.org/software/bash/manual/bashref.html
SMTP.pm: search.cpan.org/~gbarr/libnet-1.19/Net/SMTP.pm
“How to Send Email with Perl's Net::SMTP”: perl.about.com/b/a/007039.htm