function GetXmlHttpObject()
{
	var xmlHttp=null;
	try
	{
	// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
	// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}

	if (!xmlHttp && typeof XMLHttpRequest!='undefined') {
		try {
			xmlhttp = new XMLHttpRequest();
		} catch (e) {
			xmlhttp=false;
		}
	}
	if (!xmlHttp && window.createRequest) {
		try {
			xmlHttp = window.createRequest();
		} catch (e) {
			xmlHttp=false;
		}
	}
	return xmlHttp;
}

//ON READY STATE FUNCTIONs
//aggiorna solo il menu
function updateSearchValue()
{
		document.getElementById("searchValue").innerHTML = xmlHttp.responseText;
}

function recoverPWD()
{
		document.getElementById("loginBar").innerHTML = xmlHttp.responseText;
}

//CALLER
function popolaFO(type)
{

		xmlHttp=GetXmlHttpObject();
		if (!xmlHttp)
		{
			alert ("Your browser does not support AJAX!");
			return;
		} 
		
		var url="./lib/popola.asp";
		
		url=url+"?type=" + type;
		url=url+"&name=free_search_value";
		xmlHttp.onreadystatechange=updateSearchValue;
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
}

function startPwdRecover()
{
	xmlHttp=GetXmlHttpObject();
	if (!xmlHttp)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	
	var url="./lib/recupero.asp";
	
	url=url+"?cmd=show";
	xmlHttp.onreadystatechange=recoverPWD;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function recuperoPWD()
{
	xmlHttp=GetXmlHttpObject();
	if (!xmlHttp)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	
	var url="./lib/recupero.asp";
	
	e = document.getElementById("login_e").value;
	
	url=url+"?cmd=check";
	url=url+"&e=" + e;
	xmlHttp.onreadystatechange=recoverPWD;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}