// add event E.bind(el, 'click', fn); E.bind(el, 'click.name', fn); E.bind(el, 'click', fn, data); // remove event : E.unbind(el, 'click', fn); E.unbind(el, 'click.name'); E.unbind(el, 'click'); E.unbind(el); // trigger event E.trigger(el, 'click'); E.trigger(el, 'click.name'); E.trigger(el, 'click!');