What I am looking to do is have thumbnails of photos on a web page, and when you click on a particular thumbnail the bigger photograph is displayed in the center of the page. An example of what I am trying to say is at:

http://www.kissingmoon.com/flash2003/index.html

I don't know what's it's called to be able to do that and I want to know can KoolMoves do it?

Any help would be appreciated.