学习websocket

http://www.cnblogs.com/wei2yi/archive/2011/03/23/1992830.html

http://www.jwebsocket.org/demos/hello-world

http://blog.chenzuhuang.com/archive/28.html

http://www.cnblogs.com/winkey4986/p/5478332.html

http://www.cnblogs.com/tonyY/p/5495417.html