// This solves the submit bug in the Button class in versions older then YUI 2.6.0
function my_fireevent(myform) {
	var event;
  if (document.createEvent) {
		event = document.createEvent('HTMLEvents');
		event.initEvent('submit', true, false);
		myform.dispatchEvent(event);
  } else if (document.createEventObject) {
		event = document.createEventObject();
		myform.fireEvent('onsubmit', event);
  }
}