link Benji. Just make sure you follow the ones for XP. There are a couple of different methods. Try the F8 method first because it's the easiest but you have to have good timing. The F8 method is the second method on this so you will have to scroll down to see it after you click on the XP part.
http://service1.symantec.com/SUPPORT/tsgeninfo.nsf/docid/1999101916343139