var nuevaVentana=null

	function ampliar(foto,ancho,alto)
	{
	nuevaVentana = window.open(foto,"","height="+alto+",width="+ancho+",resizable=0,noresize=yes,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=no,left=200,top=100")
	}