Image map to trigger a speechbubble ?

[geystor]

1) Script Title: Speech Bubbles tooltip

2) Script URL (on DD): http://www.dynamicdrive.com/dynamici...lestooltip.htm

3) Describe problem: I would like to use an image map (<area ....> tags) to trigger Speech Bubbles, but don't know how to do it.
The <area ...> tag does not seem to be recognized.

Thank you for your help