Append onClick-Script to MathML-Tags

Tim <[email protected]> Mon, 20 Sep 2010 08:25:30 +0200
Newsgroups gmane.comp.mozilla.devel.mathml
Message-ID <[email protected]>
Hej guys, 

I need to be notified when the user clicks an element of my MathML-Rendering and I also need to know which it was. So it is possible to attach an onclick-script to MathML-Tags? Or is there at least something similar I could use? 
Thanks in advance, 
Tim Specht