Is it possible to monitor user activity simple way? Ie. when was the last time user used keyboard or clicked something. Currently our software monitors only who are logged in but it doesn't tell us if user is actually doing anything or if user is only idling. Is there some common event(s) sent to server when user is active and if there is, what is the correct way to handle those event(s)?   I know I can code system that updates database every time user actually does something, but that is not