Eventlist Bookmarklet for Prototype.js

Inspired by kangax’ bookmarklet showing the overall number of event handlers registered with Prototype’s observe() method, the Eventlist bookmarklet goes one step further: It shows which HTML elements have how many event handlers attached to them. When hovering an item of the list a second window pops up showing what kind of event handlers and how many of them are registered with the hovered element. To give yet more context the element corresponding to the hovered list item receives a red outline overlay. Voilà for the basic functionality. Read more…