function LineaMenu(opcion)
{
	document.getElementById('linea_1').style.display="none";
	document.getElementById('linea_2').style.display="none";
	document.getElementById('linea_3').style.display="none";
	document.getElementById('linea_4').style.display="none";
	document.getElementById('linea_5').style.display="none";
	//document.getElementById('linea_5'+opcion).style.display=="block";
	document.getElementById('linea_'+opcion).style.display="block";
}