function drivingDirections()
{
		var zip = document.forms[0].zip.value;
		wopen('http://maps.google.com/maps?saddr=' + zip + '&daddr= 207 East Main Street, Mount Horeb, WI 53572','directions','800','600')
}

function wopen(url, name, w, h)
{
	var win = window.open(url,name, 
  		'width=' + w + ', height=' + h + ', ' +
  		'location=yes, menubar=yes, ' +
  		'status=yes, toolbar=yes, scrollbars=yes, resizable=yes');
  		win.focus();
}