Use External Actionscript File Code in Your Flash Timeline
In this Flash ActionScript 3.0 fla file download tutorial you can learn how to include your code into your timeline anywhere you want using include in actionscript. It will look for the external actionscript file, and place all of the code form it into your timeline just like normal. Creating Packages and Classes is different, and there is lots of information online about how to create classes and packages. This is a simple include code method.