it's actually quite easy IF you wanted to do it...
have your Windows disc...copy contents to a folder you make like "WinXP test"
download service pack file....
Download details: Windows XP Service Pack 2 for IT Professionals and Developers
create a folder called toryn or sp2 or whatever you like in c:
open command prompt (replace sp2 with whatever you decided doesn't matter):
xpsp2.exe -x:c:\sp2 [ENTER]
next navigate to that folder:
cd i386 [ENTER]
cd update [ENTER]
update -s:c:\winxp test [ENTER]
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