cool 
Just: 1. Select: ‘File\import\Open External library’ 2. Select file ‘Preloader.fla’ 3. Insert in 1-st frame (before your content) symbol ‘Preloader’ from ‘Library – Preloader.fla’ 4. Your content must begin in 2-nd frame
Preload functionality – ActionScript 2.0. Size and colors can be customized.
Posted 2 months ago