function hide(valor){
	if(valor == 1){
		document.getElementById("conteudo").style.visibility = "hidden";
		document.getElementById("portfolio2").style.visibility = "visible";
		document.getElementById("portfolio2").style.display = "inline";
	}else{
		document.getElementById("conteudo").style.visibility = "visible";
		document.getElementById("portfolio2").style.visibility = "hidden";
		document.getElementById("portfolio2").style.display = "none";
	}
}