Function purge

src/prototype/dom/dom.js:1218–1228

* Element.purge(@element) -> null * * Removes all event listeners and storage keys from an element. * * To be used just before removing an element from the page.

(element)

   *  To be used just before removing an element from the page.
  **/
  function purge(element) {
    if (!(element = $(element))) return;
    purgeElement(element);

    var descendants = element.getElementsByTagName('*'),
     i = descendants.length;

    while (i--) purgeElement(descendants[i]);

    return null;
  }

  Object.extend(methods, {
    remove:  remove,