this is very easy to update. You only need to edit the simple xml file and add images to the images folder.

step 1.
add as many images as you like at the size 536 x 403

step 2.
create thumbnails for the above images at size 100x75

step 3.
update the xml file with the name url and caption for each image. (to take the url off just click through to the button on the main picture and delete the script that says getURL(theurl)

step 4.
open flash file and change the 'toadd'  variable to the folder where the flash file and image folder is located on your site.

thats it done.