Found this very usefull guide to teach you how to format and install windows xp

quote:
In this guide we plan on walking you through the full format and install method of setting up Windows XP Home or Pro on your system. Then we will discuss what options to pick and which ones not to pick, and we will give you all of the essential optimization tips once Windows XP has been loaded on your system. This step-by-step process can be used as a reference point when you want to install a fresh copy of Windows XP and want to make it gaming-ready. This guide will be linked to from now on in my optimization guides as a reference point for essential system optimization.

http://www.firingsquad.com/guides/windows_xp_opt/

goodluck!