Perhaps your friend has had your ip blocked? But what is the problem, because I remember I once had a problem with a forum, where I could load...
Have you tried actually running anti-ware products? Not just an anti-virus program, but anti-spyware, such as SpyBot Search and Destroy.
Windows Firewall is simply a thing to make them look they are protecting your computer. It's easier to crack than... something that's easy to...
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