我总结了一下有这几个网站还不错:仅供参考
http://blog.csdn.net/kingkong1024/article/details/7744285?reload
http://mobile.51cto.com/iphone-321184.htm
http://blog.csdn.net/qhexin/article/details/7094200
http://blog.sina.com.cn/s/blog_680a331e0100qkz3.html
http://www.cnblogs.com/wuhenke/archive/2012/02/07/2341656.html