报错总结
1.java.net.UnknownHostException
总是在client.execute时就出问题....
纠结了很久...才百度到了答案:
http://mobile.ygman.com/thread/19773....哎...

2.android.content.res.Resources$NotFoundException:
答案:http://tangqing8877-163-com.iteye.com/blog/1254522