bname = navigator.appName;
bver = parseInt(navigator.appVersion);
if ((bname == "Netscape" && bver >= 3) || (bname == "Microsoft Internet Explorer" && bver >= 4)) br ="n3";
else br = "n2"

if ( br == "n3" )
{
	nav01on = new Image();
	nav01on.src = "/img/nav/nav01_on.gif";
	nav01off = new Image();
	nav01off.src = "/img/nav/nav01_off.gif";

	nav02on = new Image();
	nav02on.src = "/img/nav/nav02_on.gif";
	nav02off = new Image();
	nav02off.src = "/img/nav/nav02_off.gif";

	nav03on = new Image();
	nav03on.src = "/img/nav/nav03_on.gif";
	nav03off = new Image();
	nav03off.src = "/img/nav/nav03_off.gif";

	nav04on = new Image();
	nav04on.src = "/img/nav/nav04_on.gif";
	nav04off = new Image();
	nav04off.src = "/img/nav/nav04_off.gif";

	prevon = new Image();
	prevon.src = "/img/prev_on.gif";
	prevoff = new Image();
	prevoff.src = "/img/prev_off.gif";

	nexton = new Image();
	nexton.src = "/img/next_on.gif";
	nextoff = new Image();
	nextoff.src = "/img/next_off.gif";
}

function RollOver(nome, nomeNew) {
	document[nome].src = eval(nomeNew+".src");
}

function popup(theurl,larghezza,altezza){
	var largezza;
	var altezza;
	var parametri="'toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=no,width="+larghezza+",height="+altezza+"'";
	dasPop=window.open(theurl,'popup',parametri);
}