Update your virus and Firewall. It will effects files with extension of .pdf, wrds or the whole crap!
I don't understand why these people have nothing better to do but create virus and make our life all difficult. Life is already a bummer and you have to put up with all this crap. Ain't it a crappy world? Yup!
Another matter that I want to tell you is about promoting your blog/site (if you have any). If you're looking for a totally FREE way to promote it why not visit this site - click here.
Read through the site and it will explain how it all works. You can dramatically increase your blog presence and visitors. Furthermore, it's free free free!
So enjoy and remember beware of the new virus!