You can change the picture that appears on the Windows XP startup screen (also know as splash screen). No need to use default boot screen. It is nice to see new picture or just to impress your friend.
This software allows you to change your boot screen.
But, where to get ready to use boot screen?
Check out this site
I highly recommend above software’s. You can change screen by hand i.e. manual method too. The instructions are here.