function submitDirectionsForm(event) {
	Event.stop(event);
	var saddr = $('saddr').getValue() + ', ' + $('saddr2').getValue();
	var uri = "http://maps.google.com/maps?" +
	  'saddr=' + encodeURIComponent(saddr) + 
	  '&daddr=' + encodeURIComponent('5215 N. Lombard St. Ste 1, Portland, OR 97203');

	window.location = uri;
}

document.observe('dom:loaded', function () {
	$('submitButton').observe('click', submitDirectionsForm);
});