//hacemos scroll

function gototop(){
	var capa_reescribir;
	if (navigator.appName == "Microsoft Internet Explorer"){
		position = document.body.scrollTop;
		capa_reescribir = document.getElementById('gototop');
		capa_reescribir2 = document.getElementById('gototop2');
	}else{
		position = window.pageYOffset;
		capa_reescribir = document.getElementById('gototop');
		capa_reescribir2 = document.getElementById('gototop2');
	}

	if (position < 350){
		capa_reescribir.innerHTML="<table width='100%' border='0' cellspacing='0' cellpadding='0'><tr><td align='center' ><a href='#Posicion_inicio' class='gototoptext'><img src='images/img_gototop2.png' width='130' height='105' alt='next' border='0'/></a></td></tr></table>";
		capa_reescribir2.innerHTML="<table width='100%' border='0' cellspacing='0' cellpadding='0'><tr><td align='center' ><a href='#Posicion_inicio' class='gototoptext'><img src='images/img_gototop2.png' width='130' height='105' alt='next' border='0'/></a></td></tr></table>";
	}else{
		capa_reescribir.innerHTML="<table width='100%' border='0' cellspacing='0' cellpadding='0'><tr><td align='center' ><a href='#top' class='gototoptext'><img src='images/img_gototop2b.png' width='130' height='105' alt='next' border='0'/></a></td></tr></table>";
		capa_reescribir2.innerHTML="<table width='100%' border='0' cellspacing='0' cellpadding='0'><tr><td align='center' ><a href='#top' class='gototoptext'><img src='images/img_gototop2b.png' width='130' height='105' alt='next' border='0'/></a></td></tr></table>";
	}
	//alert(position);
}

// MOVIMIENTO CAPA REPRODUCTOR
mostrado = false;

function mostrarReproductor(){
	var posCapa = document.getElementById('capaReproductor');
	//alert("aparezco desde "+posCapa.offsetTop)
	
	if(posCapa.offsetTop < -5){
		//alert("entro al if")
		movera = posCapa.offsetTop + 15;
		//alert(movera)
		document.getElementById('capaReproductor').style.top =  movera + 'px'; 
		setTimeout('mostrarReproductor()',10);
	}
	//alert(posCapa.offsetTop)
}

function ocultarReproductor(){	
	var posCapa = document.getElementById('capaReproductor');
	
	if(posCapa.offsetTop > -333){
		//alert("toy")
		moverhasta = posCapa.offsetTop - 15
		document.getElementById('capaReproductor').style.top =  moverhasta + 'px';
		setTimeout('ocultarReproductor()',10);
	}
	//alert(posCapa.offsetTop)
}

function iniciarPosReproductor(){
	document.getElementById('capaReproductor').style.top =  -5 + 'px';
	setTimeout('ocultarReproductor()',1000);
}

/*function moverReproductor(){
	if (mostrado == false){
		mostrarReproductor();
		mostrado = true;
	}else{
		ocultarReproductor();
		mostrado = false;
	}
}*/