prototype-events.js

// provide a shorter version to listen for events (like jQuery) but with a $-prefix
// so it won't conflict with the builtin click() submit() etc.
// $(element).$click(function() { ... });

(function() {
  
  // Alias events to work directly as methods on elments
  var methods = {};
  
  $w("blur focus load resize scroll unload click dblclick ready" +
     "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
     "change select submit keydown keypress keyup error").each(function(eventName) {
    methods['$' + eventName] = function(element, handler) {
      return Event.observe(element, eventName, handler);
    }
  });
  
  Element.addMethods(methods);
  
  // alias $(document).ready for dom:loaded: $(document).ready(function() { ... });
  Object.extend(document, {
    ready: Event.observe.curry(document, 'dom:loaded')
  });
})();