function menu(n){
	if (n == 'inicial'){
		alert('sssss');
	window.self.location.href = "agencia.php";
	}
	if (n == 'posicionamento'){
	window.self.location.href = "posicionamento.php";
	}
	if (n == 'clientes'){
	window.self.location.href = "clientes.php";
	}
	if (n == 'contato'){
	window.self.location.href = "contato.php";
	}
	if (n == 'trabalhos'){
	window.self.location.href = "trabalhos.php";
	}
	if (n == 'noticias'){
	window.self.location.href = "noticias.php";
	}
		
}