简易动作游戏代码分享，下载代码地址
http://download.csdn.net/detail/bill_man/4246534
讲解博客地址（1-6)
http://blog.csdn.net/bill_man/article/details/7426026
http://blog.csdn.net/bill_man/article/details/7455752
http://blog.csdn.net/bill_man/article/details/7461189
http://blog.csdn.net/bill_man/article/details/7461491
http://blog.csdn.net/bill_man/article/details/7485333
http://blog.csdn.net/bill_man/article/details/7486200