function abrePagina (valor) {
	var url = valor;

	xmlRequest.open('GET', url, true);
	xmlRequest.onreadystatechange = changeState;
	xmlRequest.send(null);

	if (xmlRequest.readyState == 1) {
		document.getElementById('noticias_jornais').innerHTML = 'Carregando...';
	}

	return url;
}

function changeState() {

	if (xmlRequest.readyState == 4) {
		document.getElementById('noticias_jornais').innerHTML = xmlRequest.responseText;
	}
}