function switchMap(arg) {
	var tMapImage = document.getElementById("mapgif");
	var tContinente = document.getElementById("continente");
	tMapImage.src=baseImageUrl + "mappa_" + arg + ".gif";
	tNation=1;
	try{
		tContinente.innerHTML=document.getElementById(("cont_" + arg)).innerHTML;
		}
	catch(tError){
		tContinente.innerHTML="";//"<b>" + tError.name + "</b>: " + tError.message;
		}
	}

function switchMapeng(arg) {
	var tMapImage = document.getElementById("mapgif");
	var tContinente = document.getElementById("continente");
	tMapImage.src=baseImageUrl + "mapeng_" + arg + ".gif";
	tNation=1;
	try{
		tContinente.innerHTML=document.getElementById(("cont_" + arg)).innerHTML;
		}
	catch(tError){
		tContinente.innerHTML="";//"<b>" + tError.name + "</b>: " + tError.message;
		}
	}

function selectNation(theNation, theClass){
	document.getElementById(("nation_li_" + tNation)).className="";
	document.getElementById(("nation_li_" + theNation)).className=theClass;
	document.getElementById("companies").innerHTML=document.getElementById(("nation_" + theNation)).innerHTML;
	tNation=theNation;
	}
function switchMap2(arg) {
	var tMapImage = document.getElementById("mapgif");
	var tContinents=["america", "europe", "asia"];
	tMapImage.src=baseImageUrl + "mappa_" + arg + ".gif";
	for (i=0; i<tContinents.length; i++){
		document.getElementById(("cont_" + tContinents[i])).style.display=(tContinents[i]==arg)?"block":"none";
		}
	}
function switchMapOld(arg) {
	var mappa = document.getElementById("map_mondo");
	switch(arg) {
		case 'america':
			mappa.innerHTML = document.getElementById("map_america").innerHTML;
			break;
		case 'europa':
			mappa.innerHTML = document.getElementById("map_europa").innerHTML;
			break;
		case 'asia':
			mappa.innerHTML = document.getElementById("map_asia").innerHTML;
			break;
	}
	}