| BgImage | This class is the backgound of the gallery into which the images load and all the cool masking transitions happen |
| BGSwitcher | This class is the main application |
| BGVideo | This class is the video that is displayed in the background in the gallery |
| Content | This class is the dialog box in which the info is displayed |
| SwitcherPanel |
This class is the thumbnail list that you see in the application.The following events are dispatched by this class: SlideShowToggled - dispatched when the slideshow is switched on or off |
| TextContentLoader | This is the class that is attached to the movieclip that displays the description of an image |
| Thumb | This class fomrs the basic thumbnail of the thumblist |
| ThumbList | This is the thumb list class for the application |