window.addEvent('domready', function() {
	$('shadowForm').addEvent('submit', function(e) {
		new Event(e).stop(); 

		// values
		var persons 	= $('persons').options[$('persons').selectedIndex].value;
		var nights		= $('nights').options[$('nights').selectedIndex].value; 
		var arrival		= $('arrival').value;
		var parkid		= $('parkid').options[$('parkid').selectedIndex].value; 
		
		// link 
		var initial		= 'http://rcs2.villaverhuurtexel.nl/villaverhuurtexel/start.lp?lng=nl&sa=Search';
		var href		= initial + '&persons=' + persons + '&arrival=' + arrival + '&nights=' + nights + '&parkid=' + parkid;
		$('shadowboxlink').setProperty('href', href);
				
		Shadowbox.setup();
   		Shadowbox.open($('shadowboxlink'));
		
	});
});