function dates_changed() {
	var checkin_datearray = document.getElementById('check-in').value.split('/');
	var checkout_datearray = document.getElementById('check-out').value.split('/');
	if (checkin_datearray[0]=='mm' || checkout_datearray[0]=='mm') {
		return;
	}
	var checkin_date = new Date(checkin_datearray[2], checkin_datearray[0]-1, checkin_datearray[1],12,0,0);
	var checkout_date = new Date(checkout_datearray[2], checkout_datearray[0]-1, checkout_datearray[1],12,0,0);
	var days_diff = (checkout_date.getTime()-checkin_date.getTime())/1000/3600/24;
	document.getElementById('stay_value').innerHTML = days_diff+' nights';
}

function check_dates_ok(){
	var checkin_datearray = document.getElementById('check-in').value.split('/');
	var checkout_datearray = document.getElementById('check-out').value.split('/');
	if (checkin_datearray[0]=='mm' || checkout_datearray[0]=='mm') {
		alert('please fill in da dates')
		return false;
	}
	return true;	
}

window.addEvent('domready', function() {
	SqueezeBox.initialize({
        size: {x: 660, y: 500}
    });
 	SqueezeBox.formassign($$('#book-box-form'), {
		parse: 'rel'
	});
	SqueezeBox.assign($$('a.boxed'), {
		parse: 'rel'
	});
	new Calendar({ 'check-in': 'm/d/Y', 'check-out': 'm/d/Y' },
					{classes: ["alternate"], pad:1, navigation: 2, offset: 1});
	//	$$('#check-in').addEvent('click',dates_changed);
    //	$$('#check-out').addEvent('click',dates_changed) 
    //  myCal1 = new Calendar({ 'check-in': 'm/d/Y' }, { direction: 1, tweak: { x: 6, y: 0 }});
});