FacebookDiscovery is a desktop app that makes it more easy and lets you to keep in touch with your Facebook friends even when you are at work. It's made to work with Windows XP, 2003 Vista and 7.
FacebookDiscovery looks like Yahoo Messenger or Windows Live Messenger except without all that bloat and it only works on Facebook. This app is very lightweight with only 700KB in size.
* Update your Facebook status easily
* Choose to show alerts for any contact event
* Fast and lightweight
* Message history, emoticons and typing notications are all supported.