var xmlhttp;

function showPage(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Il tuo browser non supporta AJAX, scarica firefox !");
  return;
  }
  document.getElementById("popupage").style.visibility = 'visible';
if (str != '') {
//var url="includes/tos_"+lang+".html";
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",str,true);
xmlhttp.send(null);
}

else {
document.getElementById("popupcontent").innerHTML= "<img src=\"/images/loader.gif\"> Attendi il caricamento...";
document.getElementById("popupage").style.visibility = 'hidden';
}
	
}

function stateChanged()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById("popupcontent").innerHTML=xmlhttp.responseText;
  }
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

function popupc() {
document.getElementById("popupcontent").innerHTML= "";
document.getElementById("popupage").style.visibility = 'hidden';
}