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http://yangpanwww.iteye.com/blog/797563
http://www.cnblogs.com/tankaixiong/p/3660075.html
http://hanqunfeng.iteye.com/blog/2176172
http://blog.csdn.net/fuckyouone/article/details/40187569
http://www.cnblogs.com/candle806/p/3555993.html
