function sendEmail(sUser, sDomain, sSubject)
{
	location.href = 'mailto:' + sUser + '@' + sDomain + '?subject=' + sSubject;
}

function NewWindow(mypage, myname, w, h) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars=no,resizable=no,directories=no,status=no,location=no,toolbar=no,menubar=yes';
	win = window.open(mypage, myname, winprops);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function generate(x, y) {
	var range = y - x + 1;
	return Math.round(Math.random() * range) + x;
	}
	function rnd_number(m){
	return generate (1,m);
}

function validate_form() {
  var validity = true; // assume valid
  var msg = "Verificare i seguenti dati:\n\n";
  if (!check_empty(document.form.nome.value))
  	{ validity = false; msg=msg+'Inserire NOME\n'; }
  if (!check_empty(document.form.cognome.value))
  	{ validity = false; msg=msg+'Inserire COGNOME\n'; }
  if (!check_empty(document.form.email.value) || !check_email(document.form.email.value))
  	{ validity = false; msg=msg+'EMAIL non corretta\n'; }
  if (!validity)
  	alert (msg);
  return validity;
}
function check_empty(text) {
  return (text.length > 0); // returns false if empty
}
function check_email(Email) {
  if ((Email == "")
    || (Email.indexOf ('@') == -1)
    || (Email.indexOf ('.') == -1))
      return false;
  return true;
}
function check_sendvideo() {
  var validity = true; // assume valid
  var msg = "Verificare i seguenti dati:\n\n";
  if (!check_empty(document.form.nome.value))
  	{ validity = false; msg=msg+'Inserire NOME\n'; }
  if (!check_empty(document.form.email.value) || !check_email(document.form.email.value))
  	{ validity = false; msg=msg+'EMAIL non corretta\n'; }
  if (!check_empty(document.form.email2.value) || !check_email(document.form.email2.value))
  	{ validity = false; msg=msg+'EMAIL destinatario non corretta\n'; }
  if (!validity)
  	alert (msg);
  return validity;
}

function printWindow() {
bV = parseInt(navigator.appVersion);
if (bV >= 4) window.print();
}

function doBlink() {
	var blink = document.all.tags("BLINK")
	for (var i=0; i<blink.length; i++)
		blink[i].style.visibility = blink[i].style.visibility == "" ? "hidden" : "" 
}

function startBlink() {
	if (document.all)
		setInterval("doBlink()",1000)
}
window.onload = startBlink;


	function showLayer(object) {
		if (document.getElementById && document.getElementById(object) != null)
			node = document.getElementById(object).style.visibility='visible';
		else if (document.layers && document.layers[object] != null)
			document.layers[object].visibility = 'visible';
			else if (document.all)
				document.all[object].style.visibility = 'visible';
	}

	function hideLayer(object) {
		if (document.getElementById && document.getElementById(object) != null)
			node = document.getElementById(object).style.visibility='hidden';
		else if (document.layers && document.layers[object] != null)
			document.layers[object].visibility = 'hidden';
			else if (document.all)
				document.all[object].style.visibility = 'hidden';
	}