I have disabled some services in xp. Type services.msc in run.
Now disable following:
automatic LiveUpdate
Fax(not present)
Infrared Monitor(not present)
Messenger(already disabled)
Print Spooler: If you do not do any printing from the computer, you can disable this service. If you print, make sure you leave it as automatic.
Remote Registry: This service allows remote users to modify the Registry on your computer. If you are not on a network, you can disable this service.
