getNextHigherDepth Problem

Hi
I am dynamically loading images from a database…three different rows for three different queries… i can see all the images load but then a couple will dissapear becuase they are in line with images on a different row… to make more sense ive created a mock up version with a couple of images and text file as the dynamic part…

it can be download @
http://www.geocities.com/mrsigma/FlashStore.zip

Any help would be greatly appreciated.