Unity3D and Flash communication
Posted by Zoultrex on 15/04/2010
If you ever need flash and Unity to communicate to each other in the same page heres an idea:
This example you can drag a square in flash and a 3d cube in unity will follow the one in flash, pretty cool:
http://www.paultondeur.com/files/Unity3DBrowserScripting/examples/DragUnity/DragUnity.html
You can check the full post here