In 'Image list' category of the Wizard (Right click on Flash Object, then FlashDevlopment24 Wizard -> XML Grid Gallery) you can customize the content of the gallery and images description.
Through the image manager you can create gallery 'category', add images by folders or just by one image, remove items from gallery and move them up or down.
Caption of the image.
Link to image.
Link to thumbnail image.
Note: thumbnails can be creaetd in several ways - using Server scripts to create thumbnails. OR you can create thumbs using your own images, through thumb attribute and set link to this file, which will be used as a thumbnail. If the server scripts are turned off and you didn't specify thumb attribute, so thumbnails will be created from the main (original) images.
Link to video file.
Hyperlink of the gallery item.
Caption of the floating tip for this item.
Description of the image.