This program is for sending and getting an instant message on LAN(Local Area Network). Internet? If you use Wins Server, its possible to use the software on Internet. It has a very attractive and beautiful user-interface, and a lot of function such as one to one chatting service, mail box, confirm message, group mail, reply, network browsing, tray icon, balloon hint, wave sound, option dialog box. It does not need a server. Its a self-contained application.