While I don't understand your scroll through table question, I do believe I understand what you want to do with your graphics. There is a javascript that might help you get the results your want at:
http://www.dynamicdrive.com/dynamici...thumbnail2.htm
He..he.. I don't use javascript on my website, but I took a class in it and used this script for one of my homework assignments.
Hope it is what you wanted to do.