Up the Spurs for a start
Secondly, Lee, if you take the side of the case off, on the motherboard it will give a model number, Asus something or other, mines a k8v se deulxe
Now, a brand like packard bell or dell will allow you to download drivers from their site.
What I would do is go into control panel, then system, then hardware, then device manager and click on the + next to each device and it will tell you what you have, write them down for referance after xp is loaded.
I can't tell you here how to get an xp disc unfortunately