>>>Does anybody know if there is a way to add a user to a group in Active Directory, but have them time out of that group in a set amount of time? Ocassionally we have to give audiors access to some of our network shares and they aren't always removed from the group.
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>>Found on the Web - no idea if it works or not: http://www.joeware.net/freetools/tools/accexp/index.htm
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>Hmmm... looks like that expires the user account itself. I only want to get rid of the user's inclusion in a group.

AFAIK there is not option for that in AD. You'd have to roll your own for that.