Tired of waiting for someone to come online on facebook? Well, heres an app to help you out with this. Online Notifier for Facebook tracks your online friends on facebook on the basis of your selected friends in the "Buddy List". It keeps you notifying about online/offline/idle status of your friends present in your "Buddy List" whenever they come online, so that you dont have to waste your time on facebook just waiting for someone to come online ;).You can trust on Online Notifier to acquaint you with their coming online.