With the network popularized, the human life become more and more depending on the network and the increasing groups of people communicating with each other on the network. Since the real-time feature, the enormous instant communication systems are accepted widely.
The instant communication system not only prevails in the daily life but also act as a necessary status in business .It could be a sound instant communication platform serving for customers. By contrast with email, Instant Messager have better real-time feature. And it’s more financial comparing with phone calling.
In this conditions, Instant Messager as an real-time communication tool has been growing steadily and fast.
1.3 Aim and objective
1.3.1 Object
Develop an Instant Messager for sending and receiving messages timely which could mastered easily and executed stably. The user can chat to others by text or audio. The audio chat can manage the person to person talking like the telephone online. It also can transfer the file between the users.
1.3.2 Conditions and limitations
The duration of development: 2 month
The environment of development: VC++ 6.0
http://www.751com.cn/ The user only could chat with those users who accept the communication. The content of the communication is encrypted for avoiding the third party steal it. The peer-to-peer network formed by this system could be using for share of the resources. At the friend list we can see the all the online friend and offline friend. Click the friend you can know information of them, in the information have the real name、nation、city and so on. The user can sand the face like the icon, and also can send the image to the single person or multi-user, Can manage the person to person talking like the telephone online.
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