The Fake Anti-Virus guys are currently peddling their "goods" via alarming messages posted on Skype chat. Messages look like this:

Thursday, November 11, 2010
[1:59:08 PM EDT] Online Support: WINDOWS REQUIRES IMMEDIATE ATTENTION
URGENT SYSTEM SCAN NOTIFICATION ! PLEASE READ CAREFULLY !!

hxxp://www. updatevr. com/  

For the link to become active, please click on 'Add to contacts' skype button or type it in manually into your web browser !

I added the spaces to the URL to keep you from clicking - visit at your own risk.  The site redirects a couple times, and then offers the "usual" fake AV for only 19.95. Thanks to ISC reader John for the sample.