这是一个网页版的聊天通讯系统，简单易懂，适合初学者-This is a web version of the chat communication system, easy to understand for beginners

flex做到聊天室例子，可以添加表情，发送信息，对于想用flex做聊天室的朋友有很好的帮助-flex examples do chat rooms, you can add facial expressions, send a message, for those who want to use flex to do friends have a good chat room help