Blackberry Facebook SDK enhancement

I need the blackberry facebook sdk enhanced to support facebook chat : [login to view URL] [login to view URL] important thing that must be done is to make sure the connection stays alive. All other facebook chat implementations seem to have problems staying connected to the facebook chat server. 2. I need a sample application: a. Logs into facebook chat using a username and password b. Lists both online and offline friends with a way to tell which is online and offline c. Ability to chat with an online friend d. Shows a picture of the online friend next to the name