Adaware can be set to run on startup, and it has something called Ad-watch that will run in the taskbar constantly. Sure you can't controll it from a central computer, but if it is doing the scan automatically, why bother?
That was from Lavasoft's main pageQuote:
# Lock down sensitive areas in your memory and registry to keep them from being compromised!
# Real-time blocking of browser hijack attempts and drive by downloads!
# Real-time blocking of forced installations and activeX!
# Includes an all new, highly flexible and configurable interface!
# Includes a powerful popup-stopper!
# Seamless integration with Ad-watch!
# Free e-mail support
Also Check here for some configuration options you can set.
http://www.hackfix.org/software/configure/adaware.html
