http://www.cnblogs.com/scy251147/archive/2010/11/09/1872888.html
http://msdn.microsoft.com/zh-cn/library/ms178208(VS.80).aspx
http://blog.youkuaiyun.com/kong521/article/details/2455086
http://www.cnblogs.com/scy251147/archive/2010/11/09/1872888.html
http://msdn.microsoft.com/zh-cn/library/ms178208(VS.80).aspx
http://blog.youkuaiyun.com/kong521/article/details/2455086