I am not sure if this is a native feature in XP Pro or not but I found a file on Techtv's Call for Help that allows you to have multiple desktop screens on your computer. I haven't tried it but supposedly it works. It's call Enhanced Virtual Desktop and is free to download.
http://www.techtv.com/callforhelp/fr...589557,00.html
Hope it works for ya.
Starcrusade