说明：  运行不了，自己修正了一下，安装了控件，删除了部分控件，主要是学人家的技术，可以下载看看。服务端， 其它端和服务端连接不上在修改中
(Unable to run, I corrected a bit, installed the control, deleted some of the control, mainly learning from other people's technology, you can download to see. Server side, other terminals and server connection can not be modified.)