Several people asked me for code samples for my Combining the Timeline with OOP As3 in Flash that appeared on InsideRIA on April 7. So I've put together two examples, which produce a file that looks like this:
The example files do the same thing, just through different methods. One listens for the added event on the root document to start tweening the smiley faces as they are added, 10 frames apart. The other overrides the setter of the smiley face instance variables to start the tweening.