http://www.horizondatasys.com/products_and_solutions.aspx?ProductId=18
Reboot Restore Rx™ is a Freeware utility that makes it easy to maintain PC’s in small public access computing environments (classrooms, computer labs, kiosks, internet cafes, libraries, etc.). Every time you restart the PC’s - they will automatically reset to your desired baseline settings.
It’s a challenge to maintain public access PC's - at hotels, internet cafes, and libraries - where users are not always careful and usage is high. Reboot Restore Rx simplifies the management of PC's in shared computing environments...Reboot Restore Rx is a non-restrictive hard drive restore product designed for public access PC management. The PC users feel as though they have complete control over the PC. But regardless of what they do, including erasing files, installing software or even hacking the system registry, Reboot Restore Rx will automatically restore the PC to a predefined baseline -- every time the workstation is restarted, or turned on. Making the workstations perfectly configured and available for the next user.