Trigger a button click from a non-button element

Question

How would you trigger a click event from an element that supposedly does not have native clickable behaviours?

For example, I know that you could simply just use the

Answer 1

Use this if you actually want to trigger an event programmatically:

function eventFire(el, etype){
  if (el.fireEvent) {
   (el.fireEvent('on' + etype));
  } else {
    var evObj = document.createEvent('Events');
    evObj.initEvent(etype, true, false);
    el.dispatchEvent(evObj);
  }
}
//usage
eventFire(document.getElementById('x'),'click');