I tried to make a flexible Image Gallery Component that can be easily customized without having knowledge of Flash. While I was developing this, my goal was to make it in such a way that it could support varied layouts without recompile and can be used in various web projects by keeping the Flash file intact.
And I ultimately created this. I hope this will be useful to you.

Image Flash Gallery with Thumbnails XML - AS3 Compatibility:

Using:
- Flash player 9.0 and above

Authoring:
- Actionscript 3.0;
- Flash CS3 and higher.

Image Flash Gallery download includes:
- Flash CS3 Flash file holding the component;
- Example configurations;
- Example of gallery;
- Sample layouts;
- Help document.

Image Flash Gallery Features:

- Extremely Customizable: over 30 settings can be modified by XML.
- Works in 3 modes : Compact, Expanded, Fullscreen.
- Sound can be paused and resumed.
- Supports background audio with spectralizer.
- Compact and Fullscreen Slideshow.
- Thumbnail grid with indexer for easier browsing of pack of images.
- Limitless number of images.
- Animated transformation between modes.
- Supports SWF as content.
- Compact and lightweight: low memory consumption and CPU usage.
- Different layouts by XML.

Image Flash Gallery Installation

Installation is pretty simple.
Just open xmlGallery.fla, than drag the main component(Gallery Component) from the program library to the stage and pass it an Instance name(say ' gallery'). Finally just call it