try here http://www.symantec.com/norton/support/premium_services/premium_virus.jsp
You have to pay but it will do the job - suggest you get a virus scanner though - AVG rates quite well
PC Expert
March 2008
I can recomend comodo anti-virus and firewall as an excellent free software.
Angela
March 2008
Unless you have the skills and knowledge to write a virus you won't be able to remove one with out anti-virus software. (And a tutorial here is not an option.)
The answer is to get some anti-virus software. You can get very good free software from http://free.grisoft.com/doc/1