John, you have! I use Visual Event 2 which is a bookmarklet that you run on the page and it gives a visual reference of which elements in the DOM have events attached. The result is this:
Whenyouhoverovertheboxes,apopupappearswiththecodetobeinvoked!
ThechromeconsolealsodisplaystheeventsofaDOMelement,giveinspectelementonthedesiredelementthenclickEventListeners:
For those who use Firebug this feature has been introduced since version 1.12, see the documentation .
If you want to get this information programmatically you can look at the Visual Event source code or This great answer in English in the original SO English