Speed Up Your XP Booting......

Start Registry Editor.....
Click on start>run>regedit.exe
In the left column locate the following key in the registry:
HKEY_LOCAL_MACHINE\SYSTEM\Current ControlSet\Control\SessionManager\MemoryManagement\Prefetch Parameters
Make sure you backup the keys by exporting them to a .reg file.
Now on the right column double click on "EnablePrefetcher:
change its value from 3 to 5.
Close the registry editor.
Restart your computer.