function openWin(url,tipo,w,h) {
	l = (screen.width - w) / 2;
	t = (screen.height - h) / 2;
	newwindow = window.open('foto'+tipo+'.php?num='+url,'_blank','width='+w+',height='+h+',top='+t+',left='+l+',status=no,toolbar=no,menubar=no,location=no,directories=no,resizable=yes,scrollbars=no');		
}
function openWin2(url,w,h) {
	l = (screen.width - w) / 2;
	t = (screen.height - h) / 2;
	newwindow = window.open('occasione.php?num='+url,'_blank','width='+w+',height='+h+',top='+t+',left='+l+',status=no,toolbar=no,menubar=no,location=no,directories=no,resizable=yes,scrollbars=no');		
}