I've been having a lot of problems with my computer for a while now, and I think it's about time to format my HD. I haven't been able to use norton for a while and some programs (DX and OD+) aren't remembering their settings. It has also been running very sluggishly. I would go about formatting without creating this post, except I do not know the proper way of doing this. I know to back up all my important files. But how do I format properly and re-install windows. Should I create a boot di...