function actualiza_destaques(tipo) {

	var xhrRec     = xhrRequest();
	xhrRec.open('GET', 'loja/destaques/ajax.php?tipo=' + tipo, true);
		
	xhrRec.onreadystatechange = function() {
		if (xhrRec.readyState == 4 && xhrRec.status == 200) {
			document.getElementById("tab_destaques").innerHTML = xhrRec.responseText;
			xhrRec = null;
		}
	};
		
	xhrRec.send(null);
	
}