First, turn off the caps lock. Posting in ALL CAPS is the equivalent of
SHOUTING and is considered very rude.
You should disconnect all peripherals when installing a new OS. You will
need to visit the website of each piece of hardware you have in order to
download Windows XP drivers.
It sounds as if you are not very comfortable with computers yet. I would
suggest you find a friend or family member that has a little more experience
than you to help you.
Bobby