Pure AS2.0 horizontal folding effect - NEED HELP!

Hello there,

I’m trying to replicate the famous horizontal folding effect, I wanted to test some of the new (for me) ActionScript 2.0 OOP features. From the point of view of the OOP I think I succeeded, but know I’d like my folder to actually work!

Is there any of you who could help me out with some algorithm debugging?

I’d like to write a tutorial after but it must work first.

My work so far: