First we create an application.cfm page with the following attributes set: <~cfapplication name="YourApp" clientmanagement="Yes" sessionmanagement="Yes" sessiontimeout="#CreateTimeSpan(0,0,30,0)#" applicationtimeout="#CreateTimeSpan(1,0,0,0)#">

This page process on each calls to the website, and can be used to set and check the state of the users client variables but the client variables require cookies to be stored on the users’ browser.