var loaded=0, Imagenes=new Array();
var ArrayDeImagenes=new Array( 'img/cabecera.jpg', 'img/logoprincipal.png');

$('menu').hide();
$('cabecera').hide();
$('marco').hide();
CargaImagenes();

function finalizar()
{
	$('cabecera').style.zIndex = "100";
	var sndflash = new SWFObject("media/sonido.swf", "sonido", "1", "1", "8");
	sndflash.addParam("wmode", "transparent");
	sndflash.write("sonidoflash");
	new Effect.Appear($('marco'), {duration: 4});
	new Effect.Appear($('cabecera'), {duration: 4});
	new Effect.Appear($('menu'), {duration: 4});

	var vidinst = new SWFObject("media/contenedor.swf", "flashinstalacionesobject", "100%", "100%", "8");
	vidinst.addParam("quality", "high");
	vidinst.addParam("wmode", "transparent");
	vidinst.write("video1");
	var vidinst2 = new SWFObject("media/videoletrasinicial.swf", "flashinstalacionesobject2", "100%", "100%", "8");
	vidinst2.addParam("quality", "high");
	vidinst2.addParam("wmode", "transparent");
	vidinst2.write("video2");
}

function CargaImagenes()
{
  for(n=0;n<ArrayDeImagenes.length;n++)
  {
    Imagenes[n]=new Image();
    Imagenes[n].src=ArrayDeImagenes[n];
    setTimeout('checkload('+n+')' ,n*50);
  }
}

function ComprobacionCarga()
{
	loaded++;
	if(loaded>=ArrayDeImagenes.length)
		setTimeout("finalizar ()",500);
}

function checkload(index)
{
  if (Imagenes[index].complete)
    ComprobacionCarga();
  else
    setTimeout('checkload('+index+')', 50);
}