This week's giveaway is in the EJB and other Java EE Technologies forum. We're giving away four copies of EJB 3 in Action and have Debu Panda, Reza Rahman, Ryan Cuprak, and Michael Remijan on-line! See this thread for details.
How to notice the user about session expire before (n) min by providing popup alerts. If the user want to renew the session, need an option to provide the same.
Please provide your suggestions or reference.
This will not be accurate if your app is open in multiple browser-tabs. This question is pain in a$$. See two different approaches I tried.