This little program will remotely log computer on using a specific username.  Also has the abilty to logoff, shutdown and restart.  I just got this working for me with windows xp machines.  I would like some feedback from other people.  You can contact me directly at [log in to unmask].

Bjorn Behrendt
Technology Director
Proctor School District
[log in to unmask]
(802) 459-3353 x213