If you would like to help stop spam, here are some links to visit:

The Spam Wiki
to learn more about the people spamming you and their criminal operations

Castlecops:
Security/spam forums
to discuss ways of fighting spammers and other internet criminals
Malware Removal and Prevention
to help check your computer for viruses and other malware, and clean it if necessary

McAfee Site Advisor
a program that will rate many internet sites to warn of dangerous ones

Mailwasher Pro
a program to help you sort your good mail from spam and viruses
before downloading them onto your computer
(but no, you can't bounce spam back to the spammers anymore --
they fake other people's addresses)

Complainterator
an automated tool to report spamvertised sites to their registrars

AjaxDNS
the number in the big box at the top is the IP address where you are currently logged in

Botnet Reporting and Termination
current report of malware infected computers
using the IP address you got from AjaxDNS, make sure your computer isn't on any of these lists!