android tabhost位于底部
http://www.2cto.com/kf/201109/103995.html

关于Tab与TabHost，如何设置其为垂直方向
http://www.eoeandroid.com/thread-48264-1-1.html

 

Android入门第十五篇之ActivityGroup + GridView 实现Tab分页标签 .
http://blog.csdn.net/hellogv/article/details/6057174

 

 android:theme="@android:style/Theme.Dialog"

Android入门第九篇之AlertDialog .
http://blog.csdn.net/hellogv/article/details/5955959

使用ActivityGroup来切换Activity和Layout
http://www.cnblogs.com/over140/archive/2010/09/07/1820876.html

android的Menu使用
http://www.cnblogs.com/giuz/archive/2010/10/19/1855235.html