Dealing with iPhone Screen Orientation in Flash ActionScript 3.0 | Tutorial Valley
The way your iPhone app deals with change of screen orientation is a major issue that you will have to address at a very stage of your app development cycle. By default the iPhone will change the orientation of your application view if the user rotates the phone to view that way. This tutorial will explore how to deal with the change of screen orientation and how to update your layout change properly when the orientation changes. This tutorial is aimed to use with iPhone apps created using Flash, but the AS3 code will also run in movies made for use on mobile Adobe AIR 2 applications.
Author: republicofcode Under Flash ActionScript