function filtraAulas(frm) {
	serie = (frm["serie"][0].checked) ? frm["serie"][0].value : frm["serie"][1].value;

	arrParam = new Array();
	arrParam[0] = new Array("id_modulo",frm["r_id_modulo"].value);
	arrParam[1] = new Array("id_tema",frm["r_id_tema"].value);
	arrParam[2] = new Array("serie",serie);

	param = montaParam(arrParam);
	loadLink("aulasDigitais","menu2",param);

	return false;
}