Menu::addItem

public function addItem($id, $title, array $action)
{
	$id = intval($id);
	if ($id <= 0 && !in_array($action['TYPE'], Array(Item::TYPE_VOID, Item::TYPE_TEXT)))
	{
		return false;
	}

	$title = trim($title);

	$this->items[$id] = Array(
		'ID' => $id,
		'TITLE' => $title,
		'ACTION' => $action
	);

	return true;
}