function showNowAvail(id,lang,ms){
	var params='id_immobile='+id+'&lang='+lang+'&mspan='+ms;
	var element='cal_container';
	var uri=base+'lib/avail_calendar_property.php';
	updateElementId(element, uri, params);
}

function walkAvail(x,y){
	$('month').value=x;
	$('year').value=y;
	var params=Form.serialize('availability');
	var element='cal_container';
	var uri=base+'lib/avail_calendar_property.php';
	updateElementId(element, uri, params);
}

function updateElementId(element, uri, params) {
	new Ajax.Updater(element, ''+uri+'', {asynchronous:true, method: 'post', parameters: params, evalScripts: true,  onComplete: function () { document.getElementById(element).style.visibility = 'visible';}, onLoading: function () {	document.getElementById(element).innerHTML = '<div id="loader" style="min-height:140px;width:250px;"> </div>';}});
}