var xmlHttp

function requestcomm(pagina,id)
{ 
//alert("Ricerca di " + str + " in corso")
//alert(scheda);
//document.getElementById("elencofaq").innerHTML="<center><div class='tabb'><strong>Ricerca della pagina " + pagina + " nel database in corso<strong></div></center>"
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="elenco_comm.php?pagina=" + pagina + "&id=" + id;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}



function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{
//alert(xmlHttp.responseText); 
document.getElementById("elencocomm").innerHTML=xmlHttp.responseText;
}
}

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");
    }
  }
return xmlHttp;
}