Java acrescentar material<SCRIPT type="text/javascript">
function so_numeros(evt) {
	var charCode = (evt.which) ? evt.which : event.keyCode
	if (charCode > 31 && (charCode < 48 || charCode > 57)) {
		return false;
	} else {
		return true;
	}
}

function mostra_material(id) {
	window.open("includes/modulos/material/n_materiais.php?id=" + id,"prov");
}
</SCRIPT>