var myRequest = null;

function CreateXmlHttpReq(handler) {

  var xmlhttp = null;
  try {
    xmlhttp = new XMLHttpRequest();
  } catch(e) {
    try {
        xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch(e) {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  xmlhttp.onreadystatechange = handler;
  return xmlhttp;
}

function myHandler2() { 
                                      
    if (myRequest.readyState == 4 && myRequest.status == 200) {
        e = document.getElementById("divcittanascita");
       
        e.innerHTML = myRequest.responseText;
         
    }else{
       e = document.getElementById("loading");
       e.innerHTML = "<img src='/images/loader.gif' />";
    }
}

function recupera_comuni() {

    var id = document.getElementById('provnascita').value;
                                             
    myRequest = CreateXmlHttpReq(myHandler2);
    myRequest.open("GET","/include/comuni.php?id="+id);
    myRequest.send(null);
}




       
function myHandler3() { 
                                                 
    if (myRequest.readyState == 4 && myRequest.status == 200) {
        e = document.getElementById("divcittaresidenza");
        e.innerHTML = myRequest.responseText;
      
    }else{
       e = document.getElementById("loading");
          e.innerHTML = "<img src='/images/loader.gif' />";
    }
}          

function recupera_comuni_residenza() {
               
    var id = document.getElementById('prov').value;
                                 
    myRequest = CreateXmlHttpReq(myHandler3);
    
    myRequest.open("GET","/include/comuni_residenza.php?id="+id);
    myRequest.send(null);
}