Just saw too many posts about viruses and malwares. Here are the three free apps I would recommend

Hope its handy for all, happy and safe surving

1. Avast Virus Cleaner

http://www.avast.com/eng/down_cleaner.html

2. PC Fixer 2.6.9

http://download.cnet.com/PC-Fixer/3000-2086_4-10835072.html

3. Spybot

http://fileforum.betanews.com/detail/Spybot-Search-Destroy/1043809773/1