function createObject() {
  var request_type;
  var browser = navigator.appName;
  if (browser == "Microsoft Internet Explorer") {
    request_type = new ActiveXObject("Microsoft.XMLHTTP");
  } else {
    request_type = new XMLHttpRequest();
  }
  return request_type;
}

var http = createObject();
var nocache = 0;

function login() {
//  src = 'https://' + document.location.hostname;
//  document.getElementById('login_response').innerHTML = "Loading..."
  var formname = encodeURI(document.getElementById('formname').value);
  var email = encodeURI(document.getElementById('emailLogin').value);
  var psw   = encodeURI(document.getElementById('pswLogin').value);
  nocache = Math.random();
  http.open('get', '/ajax/login.php?formname='+formname+'&emailLogin='+email+'&pswLogin='+psw+'&nocache='+nocache);
  http.onreadystatechange = loginReply;
  http.send(null);
}

function loginReply() {
  if  (http.readyState == 4) {
    var response = http.responseText;
    if (response == 0) {
//      document.getElementById('login_response').innerHTML = 'Login failed! Verify user and password';
    } else {
//      document.getElementById('login_form').style.display = "none";
      document.getElementById('login_form').innerHTML = response;
    }
  }
}