// Función para mostrar el menu desplegable
var t;

function activar()
{
	clearTimeout(t);
}

function mostrar_quienessomos()
{
	var capa = document.getElementById('quienessomos');
    capa.style.visibility = "visible";
}

function mostrar_servicios()
{
	var capa = document.getElementById('servicios');
    capa.style.visibility = "visible";
}

function mostrar_productos()
{
	var capa = document.getElementById('productos');
    capa.style.visibility = "visible";
}

function mostrar_homotoxicologia()
{
	var capa = document.getElementById('homotoxicologia');
    capa.style.visibility = "visible";
}
function mostrar_medicinabiologica()
{
	var capa = document.getElementById('medicinabiologica');
    capa.style.visibility = "visible";
}

function ocultar_submenus()
{
	var capa1 = document.getElementById('quienessomos');
    capa1.style.visibility = "hidden";
	var capa2 = document.getElementById('servicios');
    capa2.style.visibility = "hidden";
	var capa3 = document.getElementById('productos');
    capa3.style.visibility = "hidden";
	var capa4 = document.getElementById('homotoxicologia');
    capa4.style.visibility = "hidden";
	var capa5 = document.getElementById('medicinabiologica');
    capa5.style.visibility = "hidden";
}
function retardo()
{
	t=setTimeout('ocultar_submenus()',800);
}

// fin del menú desplegable