Chat on facebook is a cool facebook add-on for your blackberry, with this freeware software you can from now on also chat with your facebook contacts, something which was impossible with the original facebook application for blackberry. works on all blackberry OSes ( 4.2 to 6.0 )

download BerryPopup auto messages opener for blackberry OS 4.2 - 4.6 OTA here
download BerryPopup auto messages opener for blackberry OS 4.7 - 6.0 OTA here

download OTA files in ZIP archive: OS 4.2 - 4.6  OS 4.7 - 6.0