From Algorithm Technologies:
Super Spy is software, which is used to monitor computer usage secretly. It can automatically record password entered, Web site visited, e-mail messages written, online chats, Keystrokes produced, Word / Excel created etc., and time stamp all these activities to an encrypted file. It can send the report to you by e-mail at set intervals. The software run in invisible mode, nobody except you knows its existence, and only you can access the Super Spy with a password. It's easy to configure, very small size. The software also can be scheduled a run time, it runs automatically when people start the computer.