Sounds like you have a virus. More info in the thread below
WARNING: Viruses on the network you should be aware of

You can try the fix here if you like, though I honestly don't know how well it works:
http://www.gnutellaforums.com/showpo...&postcount=141

Or...you can go to Norbiesworld & get some free computer help:wink:

Always make sure that you're using a good AV program. Keep it updated & scan files that you've downloaded before opening.