In network product “AVACS Live Chat” (www.avacschat.com) for cell phones supporting JAVA applications and PC computers , company AVACS (www.avacs.net) has realized popular functions and added a number of popular abilities, directed to mobile phones. Among the main abilities of “AVACS Live Chat” are:

more 1000 users online, more 300000 totall;

communicate in different rooms depending on user interests;

animated smiles, avatars, icons, backgrounds;

creating of the common rooms available to all users as well as private ones;

exchange of personal messages outside the rooms;

filling in the questionnaire and looking through the questionnaires of other users;

using photos in questionnaires that became possible thanks to the widespread use of camera phones;

advanced search by questionnaire data;

exchange of files, photos, music and melodies;

displaying of graphic files and photos on the mobile phone is fulfilled with the prior processing on the server;

using own contact and black lists;

changing of message colours and the chat background;

news line and advertisements for users;

full supporing rigt-left languages (arabic);

touch screen sensor supporting;

http and socket exchange with server;

high speed cache for frequent used images;

small size, fast application;

ability to enter chat from different mobile phones or PC (chat.avacschat.com) computer under your login and password.

“AVACS Live Chat” also has minor, but handy functions such as automatic country identification, room filters, message to administrator, history of personal messages, moderators, etc.

From the technical point of view the application is realized as a 3-level client-to-server system, where the data base, logics and intermediate processing are located on the server. After “AVACS Business Life” this is the second application where the user-friendly window interface is used. Use of such technology enabled us to lessen the size of the Jar-file being installed on a mobile phone providing a plenty of functional and graphic abilities on thee one hand, and made it possible to alter or to add the abilities of the application without changing the client part on the other.