function abre_fecha(content) {
		 document.all[content].style.display = (document.all[content].style.display == "none")? "" : "none";
	}

function sL(object) {
    obj = document.getElementById(object);
    obj.style.display = "block";
}

function hL(object) {
    obj = document.getElementById(object);
    obj.style.display = "none";
}