which function control the image change?

[runeveryday]

http://www.wargame-club.com/3-day-mo...ack-black.html

when click http://www.codingforums.com/attachme...1&d=1357400389

the four thumbnail image, then the product base image change. i am not find there is a click function on there, which function refers to the image change?

[sunfighter]

It appears that the page is using Cloud Zoom amongst other things. Find it here: http://www.starplugins.com/cloudzoom