Last night I encountered W32.Myzor. It hijacked my home page on internet explorer, and apparently was activated when an activex control requested permission to update. The home page on IE was replaced with a beg screen for software to fix this virus/trojan/spyware/smythware. Well, I could still get to google and other search engines, and I found a great fix – it is freeware, and when you follow the directions myzor goes away. Here is the link:
This is a very nice tool. It’s free too.