Flash MX

What do I have to do to chage the nr. of pictures in load_images.fla, in the Flash MX samples directory??\r

file/import/select the pictures

No, you don’t understand me.\rIn the Flash MX samples directory, you can find Load_image.fla.\rHow can I change the number of pictures that can be loaded in this .fla. I’ve tried by makeing some changes in the actionscript, but in vain.