function atualizaTamanho()
{
	var tamanho = parent.document.getElementById("frame2").contentWindow.document.body.scrollHeight;
	parent.document.getElementById("frame2").style.height = tamanho;
	
	/*if(tamanho+94 > parent.document.body.offsetHeight)
	{
		document.topo.style.display='block';
	}*/
}