Affiliate Marketing Secrets

I have been trying to get rid of this virus. Basically i use firefox. I scanned several times with Malware bytes, hitman pro and a few others. I blocked the websites it takes me to (with the exceptions for cookies in options) and it still takes me too websites like
http://click.get-answers-fast.com/ads-clicktrack/click/jump1.do?sid=mjFbvIPZKA88ocme1%2FfoErrw21F5lPYEJ6oRTKdsIGsj5YN5IdCUmw%3D%3D&affiliate=46573&subid=178303-72-28356&rc=0&terms=civilization%205%20how%20to%20cross%20ocean and idk what to do i deleted my cookies and i just don’t want viruses because this thing is annoying me because about every 3rd link in google i click redirects me and also i have adblock plus. I have firefox 13 (i think that is the one where it has the stuff in new tabs) and i have windows 7. I think thats all the info you would need. i just want this virus to die in a fire. thanks.

One Change: Religion spread across Silk Road ad influenced culture. In the later century Islam Spread around1100’s. Ibn Batuta traveled from West Africa to China. There was a huge growth of monotheism.
One Continuity: There was always market all throughout Asia for silk. China was very careful of not giving out the Secret. By 500 AD someone smuggled the Silk and took all the way to Byzantine Empire. No civilization as stable and advanced as China.
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I need a few more changes and continuities, please help!