Question about resizing gallery

hey guys im using the galleries from here
http://www.kirupa.com/forum/showthread.php?t=87388
their great! however there seemes to be a problem with mine… when i seem to load more pictures it tends not to show it i dunno why. i put everything in the xml file, the action script is correct and its all there, but not all the pics would load only some of them. Can someone help me on this? thanks in advance.