function abrirVentana(enlace,ancho,alto,tit)
{
	var y=screen.width;
	var x=screen.height;
	x=eval((x-alto)*0.5);
	y= eval((y-ancho)*0.5);
	
	var vent;
	vent = window.open (enlace,tit,'top='+x+',left='+y+',width=' + ancho + ',height='+ alto +', scrollbars=No,toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=no');
	vent.focus();
}


var message="Cuspide";

function click(e){
	if (document.all) {
		if (event.button==2) {
				alert(message);
				return false;
				}
		}
	if (document.layers){
		if (e.which==3) {
			alert(message);
			return false;
			}
		}
}
if (document.layers) {
	document.captureEvents(Event.MOUSEDOWN);
}

document.onmousedown=click;