var XMLHttpRequestObject = false;
if ( window.XMLHttpRequest )
{
	XMLHttpRequestObject = new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
	XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}


function reservation( apartment, from, to, pax ) {
	if ( !pax || !from || !to ) {
		alert( 'Vous devez remplir tous les champs pour realiser la réservation.' );
		return false;
	}
	
	var f = from.split('/');
	var t = to.split('/');
	var rfrom = new Date(f[2],f[1]-1,f[0],0,0,0);
	var rto = new Date(t[2],t[1]-1,t[0],0,0,0);
	
	if ( rto <= rfrom )
	{
		alert('La date de depart pouvez pas etre inferieur a la date d\'arrivée.' );
		return false;
	}
	
	if( XMLHttpRequestObject )
	{
		url= 'http://www.barcelonapartments.net/check_availability.php?apartment='+apartment+'&rfrom='+ escape( f[2]+'/'+f[1]+'/'+f[0] ) +'&rto='+ escape( t[2]+'/'+t[1]+'/'+t[0] );
		
		XMLHttpRequestObject.open("GET", url, false);
		XMLHttpRequestObject.send('');
		var result = XMLHttpRequestObject.responseText;
		
		if ( parseInt( result ) > 0 )
		{
			location.href = 'http://www.barcelonapartments.net/reservation.php?apartment='+apartment+'&rfrom='+f[2]+'/'+f[1]+'/'+f[0]+'&rto='+t[2]+'/'+t[1]+'/'+t[0]+'&pax='+pax;
		}
		else if ( parseInt( result ) == 0 )
		{
			alert('L\'appartament c\'est pas disponibles pour ces dates');
		}
		else
		{
			alert('Minimum nights to book: ' + ( parseInt( result ) * -1 ) );
		}
	}
}

function updatePreview( apartment, nicename, scriptname ) {
	var from = document.getElementById('date1').value.split('/');
	var to = document.getElementById('date2').value.split('/');

	if ( from.length == 3 )
	{
		//var rfrom = from[2]+'/'+from[1]+'/'+from[0];
		var rfrom = from[2]+'-'+from[1]+'-'+from[0];
	}
	else
	{
		var rfrom = '-';
	}
	
	if ( to.length == 3 )
	{
//		var rto = to[2]+'/'+to[1]+'/'+to[0];
		var rto = to[2]+'-'+to[1]+'-'+to[0];
	}
	else
	{
		var rto = '-';
	}
	
	var pax = document.getElementById('pax');
	pax = pax.options[pax.selectedIndex].value;

	if ( !scriptname ) { scriptname = 'apartments_barcelona/'; }

//document.forms[0].action='http://www.barcelonapartments.net/details.php?apartment='+apartment+'&rfrom='+rfrom+'&rto='+rto+'&pax='+pax;
	document.forms[0].action='http://www.barcelonapartments.net/'+scriptname+apartment+'-'+nicename+'/'+rfrom+'/'+rto+'/'+pax;
	return false;
	return true;
}