http://tieba.baidu.com/f?kz=754580296
http://www.cnblogs.com/staginner/archive/2012/02/02/2335600.html
http://www.cnblogs.com/staginner/archive/2012/02/02/2335600.html
http://blog.csdn.net/hackbuteer1/article/details/7968623?reload
http://www.nocow.cn/index.php/%E5%90%8E%E7%BC%80%E6%95%B0%E7%BB%
http://blog.csdn.net/xj2419174554/article/details/10053879