function getXMLHTTP()
{
    var Ajax=null; 
    if(!Ajax && typeof XMLHttpRequest != "undefined")
    {
        Ajax=new XMLHttpRequest();
    }
    if (!Ajax)
    {
        try
        {
            Ajax=new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch(e)
        {
            try
            {
                Ajax=new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch(oc)
            {
                Ajax=null
            }
        }
    }
    return Ajax;
}

var ajax_login = null;
var url_login = null;
var doc_login = null;
var tmr_login = null;

function loginOpen(url,params,xmldoc)
{
  doc_login = xmldoc;
  ajax_login = getXMLHTTP();
  if (ajax_login == null) {
    loginMessage("errore di sistema");
    return;
  }

  loginLoading();

  ajax_login.onreadystatechange = loginContents;
  //ajax_login.open("GET", url +"?"+params, true);
  //ajax_login.send(null);

  ajax_login.open("POST", url , true);
  ajax_login.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  ajax_login.setRequestHeader("Content-length", params.length);
  ajax_login.setRequestHeader("Connection", "close");
  ajax_login.send(params);

}

function loginContents() {
    if (ajax_login.readyState == 4) {
        if(ajax_login.status == 200) {
          var n = loginResponse("CONTENT",null); 
          var e = loginResponse("EMAIL",null); 
          var h = loginResponse("PROTOCOLLO","https");
          var r = loginResponse("URL","www.e-maggiore.it/portal2/index"); 
	    var lingua = getElement("PORTAL_LA");
          if(n == null) {
            //loginMessage("Login fallita" + "<br><br><br>");
		if (lingua.value == "it"){
		    loginMessage("<br><br><div id=\"corpoerror\">"+"Errore: accesso negato!! Verifica la userID/password e riprova" + "</div>");
		}else{
		    loginMessage("<br><br><div id=\"corpoerror\">"+"Errore: access denied!! Verify the userID/password and try again"+ "</div>");
		}
            url_login = null;
          }
          else {
            url_login =  h + "://" + r ;
            //loginMessage("Response OK." + "<br>" + url_login +"<br><br>"+n);
          }

          var log_c = getElement("onLogin");
          log_c.disabled = false;
          var log_f = getElement("frmLogin");
          log_f.disabled = false;
	    //lingua.value = "it";

          SetSubmitFormLogin(url_login);
      }
   }
}

function loginResponse(name,def) {
  var vl = null;
  try{
    vl = ajax_login.responseXML.getElementsByTagName(name)[0].firstChild.nodeValue;
  } 
  catch(e) {
    vl = def 
  }
  finally{}
  return vl;
}

function loginMessage(msg) {
  doc_login.innerHTML = msg;
}

function loginLoading() {
  doc_login.innerHTML = "<img src='/img/icons/loading.gif'/>";
}

function OnActionFormLogin()
{
  url_login = null;

  var log_c = getElement("onLogin");
  log_c.disabled = true;

  var log_f = getElement("frmLogin");
  log_f.action = "";
  log_f.disabled = true;

  var log_u = getElement("PORTAL_US");
  var log_p = getElement("PORTAL_PW");
  
  var winbox = getElement("login_ris");

  var xmlurl = GSRscheme + "://" + GSRservername + "/xmlSqlServlet";
  var xmlpar ="TB=login&ID=USERS&USERID=" + log_u.value + "&PASSWORD=" + log_p.value + "&rand=" + Math.random();
  loginOpen(xmlurl , xmlpar, winbox);

  return false;
}

function SetSubmitFormLogin(url)
{
    var frm = getElement("frmLogin");
    if(url != null) {
      frm.action = url;
      frm.submit();
    }
}