function openAjax() {
	var ajax;
	try {
		ajax = new XMLHttpRequest();
	} catch(ee) {
		try {
			ajax = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				ajax = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(E) {
				ajax = false;
			}
		}
	}
	return ajax;
}

function selNoticias(){
	var ajax = openAjax();
	ajax.open("GET", "digital_ultimas.php", true);
	var noticiasDigital = document.getElementById("noticiasDigital");
	
	ajax.onreadystatechange = function (){
		if(ajax.readyState == 4){
			if(ajax.status == 200){
				noticiasDigital.innerHTML = ajax.responseText;
			}
		}	
	}
	ajax.send(null);
}


function noticiaDigital(){
	selNoticias();
	setTimeout(noticiaDigital, 5000);
}