易语言写的在线聊天室，加入了皮肤更换，消息提示音，优化了部分代码-Easy language to write an online chat room, joined the skin change, message tone, optimizing the part of the code

online聊天系统，可用于软件技术人员的交流，可以画简单图形，也可以文字交流。-online chat system, can be used for the exchange of software technicians can draw simple graphics, can also text communication.