I deleted the list from the above post.
you can google it if you want.
this is typical net nanny type stuff.
my advise is don't buy it, any program that just sits on the computer (i.e relies on the user starting the computer normally and logging in to the computer normally) can be gotten around.
basically simply booting from a Linux live CD is enough to get around this restriction so the above poster might think it works fine for them, but in reality, it probably doesn't -and they'll never know!