function mostrarServico(numDiv)
{
	divConteudoServico = document.getElementById("dv_conteudo_servico" + numDiv);
	
	if(divConteudoServico.style.display == "none")
		divConteudoServico.style.display = "block";
	else
		divConteudoServico.style.display = "none";
}