function setInfoLingua(lingua) {
  var s;
  switch (lingua) {
    case "ita":
      s = "Scegli la tua lingua ed entra"; break;
    case "eng":
      s = "Select your language and enter"; break;
    case "deu":
      s = "Select your language and enter";
      break;
    default:
      s = ""
      break;
  }
  document.getElementById("infoLingua").innerHTML = s;
}