// Función para mostrar el menu desplegable
var t;

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function activar()
{
	clearTimeout(t);
}

/*function mostrar_equipo()
{
	var capa = document.getElementById('equipo');
    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_noticias()
{
	var capa = document.getElementById('noticias');
    capa.style.visibility = "visible";
}
function mostrar_faq()
{
	var capa = document.getElementById('faq');
    capa.style.visibility = "visible";
}

function ocultar_submenus()
{
	/*var capa1 = document.getElementById('equipo');
    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('noticias');
    capa4.style.visibility = "hidden";
	var capa5 = document.getElementById('faq');
    capa5.style.visibility = "hidden";
}
function retardo()
{
	t=setTimeout('ocultar_submenus()',800);
}

var vector=new Array('images/cabecera_1.jpg','images/cabecera_2.jpg','images/cabecera_3.jpg');

function cambia_imagen(imagen,id)
{
	document.getElementById(id).src="images/"+imagen;
}

function restaura_imagen()
{
	document.getElementById('cab1').src=vector[0];
	document.getElementById('cab2').src=vector[1];
	document.getElementById('cab3').src=vector[2];
}

// fin del menú desplegable