var display_url=0
var id;
var div;
var http_request = false;

  function makeReq(id_sel,livello) {
    id = id_sel;
		div = livello;
    http_request = false;
    if (window.XMLHttpRequest) { // Mozilla, Safari,...
      http_request = new XMLHttpRequest();
      if (http_request.overrideMimeType) {
        http_request.overrideMimeType('text/xml');
      }
    } 
    else if (window.ActiveXObject) { // IE
      try {
        http_request = new ActiveXObject("Msxml2.XMLHTTP");
      } catch (e) {
        try {
          http_request = new ActiveXObject("Microsoft.XMLHTTP");
        } catch (e) {}
      }
    }

    if (!http_request) {
      alert('Giving up :( Cannot create an XMLHTTP instance');
      return false;
    }
    
    
		if (div=='province') url = "../utente/selectProvinceCitta.php?id="+id_sel+"&tipo=provincie";
		else if (div=='citta') url = "../utente/selectProvinceCitta.php?id="+id_sel+"&tipo=citta";
    http_request.onreadystatechange = alertContents;
    
    http_request.open('GET', url, true);
    http_request.send(null);
  }

  
  function alertContents() {
    if (http_request.readyState == 4) {
      if (http_request.status == 200) {
        var xmldoc = http_request.responseText;
        document.getElementById(div).innerHTML = xmldoc;  
      } else {
        alert('There was a problem with the request.');
      }
    }
  }