For a limited time Windows is actually offering its Windows Live OneCare ANTI-VIRUS for $59.99 for upto 3 pc's instead of $99.99.
Thats a SAVINGS of $40.00
http://www.microsoft.com/australia/onecare/
Wish they had it around when i bought it…. from my experience its works really well with WINDOWS VISTA… :)
Cheaper getting it international from eBay.