Android viewflipper and animated menu

http://www.warriorpoint.com/blog/2009/05/26/android-switching-screens-in-an-activity-with-animations-using-viewflipper/
http://www.agilemedicine.com/medBlog/?p=32
http://www.codeshogun.com/blog/2009/04/16/how-to-implement-swipe-action-in-android/
http://whyandroid.com/android/174-flipping-your-views.html
http://android-journey.blogspot.com/2009/12/android-viewflipper-and-slidingdrawer.html