DESC: Symantecs Norton AntiVirus 2004 is one of the worlds most trusted antivirus solutions now with expanded detection of both known and emerging threats. Norton AntiVirus removes viruses, worms, and Trojan horses from email messages, instant message attachments, and other sources automaticallywithout interrupting your work. Now it can also find viruses in compressed file archives before you open them, reducing the risk of infecting your computer. New built-in features even detect certain non-virus threats such as spyware and keystroke loggers that can steal personal information and leave your computer more vulnerable. Protect your PC 24 hours a day with Norton AntiVirus 2004.