实现网络聊天的功能，采用Windows Socket（或Java Socket）编程，服务器与客户端采用了TCP/IP连接方式，在设计聊天方案时，可将所有信息发往服务器端，再由服务器进行处理，服务器端是所有信息的中心。服务器端要保存用户信息，可利用数据库来实现这一功能，需要建立用户信息数据库。在客户端可采用文件系统保存聊天纪录和用户号码。可通过闪动托盘图标和播放不同的音乐提示信息到来及好友上线等信息。可通过建立消息链表来保存用户接收的各种消息。-Achieve the online chat feature, using Windows Socket (or Java Socket) programming, server and client using TCP/IP connections, chat in the design of programs, all of the information can be sent to the server-side, and then processed by the server, the server side is all the information center. Server-side to save the user information, the database can be used to achieve this functionality, the need to establish a user information database. The client can use the file system to save chat logs and user numbers. Through the flashing tray icon and play different music tips and the arrival of friends on the line, and more. Be through the establishment of the message list to save the user receives a variety of messages.