function opendiv(whatdiv, posx, posy, posriepilogo, testo, aggiornamento, immagine, temp, hum, vento, pioggia){
	var obj = document.getElementById(whatdiv);
	switch (posriepilogo) {
		case 'N': 
			posx = posx - 140;
			posy = posy - 160;
			break;
		case 'NE': 
			posy = posy - 160;
			break;
		case 'E': 
			posx = posx + 15;
			posy = posy - 80;
			break;
		case 'SE': 
			posx = posx + 10;
			posy = posy + 10;
			break;
		case 'S': 
			posx = posx - 140;
			posy = posy + 25;
			break;
		case 'SW': 
			posx = posx - 285;
			posy = posy + 15;
			break;
		case 'W': 
			posx = posx - 310;
			posy = posy - 80;
			break;
		case 'NW': 
			posx = posx - 285;
			posy = posy - 160;
			break;
		default:
			posx = 0;
			posy = 0;
	}

//	if(immagine == '')
//		immagine = '/GetThumbnailImage.aspx?FileName=/img/nondisponibile.jpg&MaxWidth=120';
	if(temp.indexOf("5000") >= 0)
		temp = "n.d.";
	if(hum.indexOf("5000") >= 0)
		hum = "n.d.";
	if(vento.indexOf("5000") >= 0)
		vento = "n.d.";
	if(pioggia.indexOf("5000") >= 0)
		pioggia = "n.d.";

	immagine = "/GetThumbnailImage.aspx?FileName=" + immagine + "&MaxWidth=120";

	//document.getElementById(whatdiv).innerHTML = "<table border='1' style='background:#ffcccc;' cellspacing='5'><tr><th colspan='2' style='font-size:8pt;background:#ffcccc;'>" + testo + "</th></tr><tr><td style='font-size:8pt;background:#ffffff;'><img src='img/myphoto.jpg' /></td><td style='font-size:8pt;background:#ffffff;'>Riga 2, Colonna 2</td></tr><tr><td style='font-size:8pt;background:#ffffff;'>Riga 3, Colonna 1</td><td style='font-size:8pt;background:#ffffff;'>Riga 3, Colonna 2</td></tr></table>";
	obj.innerHTML = "<div style='position:absolute; left:" + posx + "px; top:" + posy + "px; z-index:3\'><table width='307' height='160' border='0' style='background-image:url(&#039;img/sfondocella-tasto-AV.gif&#039;);' cellspacing='2'><tr><th border='1' colspan='2' style='font-size:8pt; text-align:center;'><br />" + testo + "</th></tr><tr><th border='1' colspan='2' style='font-size:6pt; text-align:center;'>" + aggiornamento + "</th></tr><tr><td style='font-size:8pt;'><table border='0' style='text-align:center;' cellspacing='2'><tr><td style='padding-left:20px; font-size:8pt;'><img src='img/termpic.gif' /></td><td style='font-size:8pt; text-align:left;'>" + temp + "</td></tr><tr><td style='padding-left:20px; font-size:8pt;'>HUM</td><td style='font-size:8pt; text-align:left;'>" + hum + "</td></tr><tr><td style='padding-left:20px; font-size:8pt;'><img width='50%' src='img/wind.gif' /></td><td style='font-size:8pt; text-align:left;'>" + vento + "</td></tr><tr><td style='padding-left:20px; font-size:8pt;'><img width='50%' src='img/17.gif' /></td><td style='font-size:8pt; text-align:left;'>" + pioggia + "</td></tr></table></td><td width='50%'><img width='120' src='" + immagine + "' /></td></tr></table></div>";
	//obj.innerHTML = "x=" + document.documentElement.clientWidth + " y=" + document.documentElement.clientHeight + " a=" + document.body.clientWidth + " b=" + document.body.clientHeight;
	//obj.innerHTML = document.pageXOffset;
	//obj.innerHTML = "x=" + screen.width + " y=" + screen.height;
	//obj.innerHTML = "x=" + posx + " y=" + posy;
	//obj.innerHTML = "y=" + scrollY();
	//obj.innerHTML = "pos=" + posriepilogo;

	if(posx + posy != 0)
		obj.style.display="block";
	return false;
}

function closediv(whatdiv){
	var obj = document.getElementById(whatdiv);
	//sleep(1);
	obj.style.display="none";
	return false;
}

function sleep(n){
    var now = new Date();
    var exitTime = now.getTime() + (n*500);
    while (true){
        now = new Date();
            if (now.getTime() > exitTime) return;
    }
}

function scrollY(){
	return (window.pageYOffset) ? window.pageYOffset : (document.documentElement && document.documentElement.scrollTop) ? document.documentElement.scrollTop : document.body.scrollTop;
}

function switch_grafico(img, title){
	var obj = document.getElementById('grafico');
	obj.innerHTML = "<h2 align='center'>" + title + "</h2><h3>&nbsp;</h3><img class='center' src='" + img + "' alt='" + title + "' title='" + title + "' />";
	return false;
}