function homepage() { 
if(document.all)
document.body.style.behavior='url(#default#homepage)';
document.body.setHomePage('http://www.gadget.it');
} 

function addPage() {
if ((navigator.appName=="Microsoft Internet Explorer")&&
(parseInt(navigator.appVersion)>=4)) {
window.external.addFavorite
(document.location.href, document.title);
} else {
var msg = "AZ Info: Il tuo browser non supporta lo script '" +
document.location.href + "' ai preferiti!";
if (navigator.appName=="Netscape") msg += " (CTRL-D)";
alert(msg);
}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function checkNome(theForm){
	var chiave_reg_exp = /[a-zA-Z0-9]/;

	if ((theForm.chiave.value==0) && (theForm.chiave.value.length<=0)) {
		alert("Inserire una parola da cercare !");
		return false
		}
	else if (!chiave_reg_exp.test(theForm.chiave.value)){
		alert("Parola non corretta !");
		return false
		}
	else {
		theForm.submit();
	}
}

function checkNews(theForm){
	var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;

	if ((theForm.email.value==0) && (theForm.email.value.length<=0)) {
		alert("Non hai inserito l'e-mail !");
		theForm.email.focus();
		return false
		}

	else if (!email_reg_exp.test(theForm.email.value)){
		alert("E-mail non corretta !");
		return false
		}

}

<!-- Begin
function right(e) {
	if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2))
		return false;
	else if (navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3)) {
		alert("2005 © Copyright Gadget.it srl");
		return false;
	}
	return true;
}

document.onmousedown=right;
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
window.onmousedown=right;
// End -->


<!-- Begin
for (var i=0; i<document.images.length; i++)
	document.images[i].onmousedown=right;

for (var i=0; i<document.links.length; i++)
	document.links[i].onmousedown=right;
// End -->

window.status='2005 © Copyright Gadget.it srl';