code: function(type, fn, context) {
          return Y.on.apply(Y, this._prepEvtArgs.apply(this, arguments));
      }
docs: Applies an event listener to each Node bound to the NodeList.
  @method on
  @param {String} type The event being listened for
  @param {Function} fn The handler to call when the event fires
  @param {Object} context The context to call the handler with.
  Default is the NodeList instance.
  @return {Object} Returns an event handle that can later be use to detach().
  @see Event.on