Implementation class ImageViewer

I’m trying to implement class ImageViewer in AS2 (Actionscript 2).

Here is the full source attached:

http://www.flyupload.com/get?fid=7072120

I receive an error.

I’m not sure if container_mc is the instance name of the image that is converted in movieclip symbol.

Can you help me what I’m doing wrong please?:frowning: