Search:

Reportedly, this was caused by a human error.
http://googleblog.blogspot.com/2009/01/this-site-may-harm-your-computer-on.html

Fixed, Now.

http://answers.yahoo.com/question/index?qid=20090131064057AAanYhN
Maybe Richard Stallman could be right about cloud computing. ;)

Looks like everybody is having this message.