The USB Ports Don't Work On My Laptop

If you're using xp, see this article.
Also helpful are articles here and here.
You'll need to take a look at the usb controllers in device manager, and possibly uninstall them. They will be reinstalled when you reboot the system. See the articles for specifics...

I hope this information allows you to resolve this issue. If you need further assistance, please post back with a comment to this thread.
If I've managed to answer your question or solve a problem, please take just a moment to rate this post....thanks!