<!--
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
  if(browserVer >= 3) ver = "yes";
	else ver = "yes";
	if(ver == "yes") {
  nome1i = new Image(); nome1i.src ="images/bot01s.gif";
  nome1a = new Image(); nome1a.src ="images/bot01a.gif";
  nome2i = new Image(); nome2i.src ="images/bot02s.gif";
  nome2a = new Image(); nome2a.src ="images/bot02a.gif";
  nome3i = new Image(); nome3i.src ="images/bot03s.gif";
  nome3a = new Image(); nome3a.src ="images/bot03a.gif";
        }

function active(imgName)
{
if (ver == "yes")  {
imgnew = eval(imgName + "a.src");
document [imgName].src = imgnew;
}}
function inactive(imgName){
if (ver == "yes")  {
imgnew = eval(imgName + "i.src");
document [imgName].src = imgnew;
}}

// -->

function gallery(str) { 
	searchWin = window.open(str,'gallery','scrollbars=yes,resizable=no,top=' + (((screen.height-350)/2)-20) + ',left=' + ((screen.width-650)/2) +',width=650,height=350,status=no,location=no,toolbar=no');
}

function checkLoginForm(form) {
	if(form.username.value.length == 0) {
		alert("Attenzione: inserisci il tuo username!");
		form.username.focus();
		return false; 
	}
	if(form.password.value.length == 0) {
		alert("Attenzione: inserisci la tua password!");
		form.password.focus();
		return false; 
	}
	return true;
}