Work Machine
OS = Win XP Pro SP2
Anti Virus = Trend Micro
Anti-Spyware = Spybot S&D, Adaware
Other anti-malware : Windows Defender and Malwarebytes anti-malware (both seldom used)
Browser : Firefox 3.0.10 with Noscript and Adblock Plus
Email Client : Thunderbird - server uses Mail Marshal
Home Machine
OS : Win XP Pro SP2
Antivirus : AVG Free
Anti-spyware : Spybot S&D, Adaware
Browser : Firefox 3.0.10 with Noscript and Adblock Plus
Email : Thunderbird
Never had anything that even looked like an infection on either machine.