function abrir() {
	document.getElementById('conteudo').innerHTML = document.getElementById(1).innerHTML
	var main = document.getElementById("geral");
	var iten = main.getElementsByTagName("li");
	if (iten) {
		for (var i=0;i<iten.length;i++) {
			iten[i].onclick = function() {
				muda();
				this.className = "selecionado";
				document.getElementById('conteudo').innerHTML = document.getElementById(this.value).innerHTML
			}
		}
	}
}

function muda() {
	var main = document.getElementById("geral");
	var iten = main.getElementsByTagName("li");
	if (iten) {
		for (var i=0;i<iten.length;i++) {
			if (iten[i].className  == "selecionado") {
					iten[i].className = "normal";
			}
		}
	}
}

window.onload= abrir;