var xmlHttp;
function controllaAjax()
{
	try
	{// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	
	catch (e)
	{// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
}

function ajaxFunction_calendario(par)
{
	//alert(cosa)
	controllaAjax();
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			eval("document.getElementById('calendari').innerHTML=xmlHttp.responseText")
			return false;
		}
	}


	parametri_get = "";
	if(par!="")
		parametri_get = parametri_get+"?"+par;

	xmlHttp.open("GET", "ajax_calendario.php"+parametri_get  ,true);
	xmlHttp.send(null);
}