catch image x, y coordinate

[Ariffin Ahmad]

how can i get x and y coordinate on some image.
what i actually want to do is, whenever i click on some image, on a web page, my servlet or jsp on the web server will catch that coordinate and then, do something with it.

[David O'Meara]

Please don't post the same question in multiple forums.
This question has been asked and answered here
Dave