Use the edit button in the future. There is no reason to quadruple post like that.
As for the topic, it sounds like you were using bad drivers, and the new OS contained fresh, working ones. Remember to always use updated drivers when you can. Using the ones from the discs included with your hardware are almost always outdated by the time you purchase the product.
Since your issue is resolved, this topic will now be locked. If the issue arises again, feel free to contact a Board Moderator, and we will unlock it again.