function validatemail (email) {
}

function validategsm (gsm) {
}

function confirmpopup (msg, button) {
  var agree = confirm(msg);
  if (agree)
  {
    if (button !== undefined) {
      button.disabled = true;
    }
    return true;
  }
  else
    return false;
}

function openpopup (anURL,w,h) {
  desktop = window.open(anURL, 'new','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width='+w+',height='+h);
}

function hidelegenda () {
  var table = document.getElementById('legenda');
  table.style.visibility = "hidden";
}

/* MENU ANIMATION */

var prev="";

function suItem(item, hint) {
  if (prev=="")
    prev=window.status;
  window.status=hint;
  item.className="menuselected";
  item.style.cursor="hand"; //NB: va messo su caricamento della pagina, su mouseover non funziona!
  return true;
}

function escidaItem(item) {
  window.status=prev;
  item.className="menustd";
  return true;
}

function suImgItem(item, hint, img) {
  if (prev=="")
    prev=window.status;
  window.status=hint;
  item.src=img;
  item.style.cursor="hand";
  return true;
}

function escidaImgItem(item, img) {
  window.status=prev;
  item.src=img;
  return true;
}

function suCurrItem(item, hint) {
  if (prev=="")
    prev=window.status;
  window.status=hint;
  return true;
}

function escidaCurrItem(item) {
  window.status=prev;
  return true;
}

function clickItem(href) {
  //document.src = href;
  window.location=href;
  //document.write(href);
}