public function loadDefaultCodes() {
        $this->addBBCode("b", "<strong>{param}</strong>");
        $this->addBBCode("i", "<em>{param}</em>");
        $this->addBBCode("u", "<u>{param}</u>");
        $this->addBBCode("url", "<a href=\"{param}\">{param}</a>");
        $this->addBBCode("url", "<a href=\"{option}\">{param}</a>", true);
        $this->addBBCode("img", "<img src=\"{param}\" alt=\"a user uploaded image\" />");
        $this->addBBCode("img", "<img src=\"{param}\" alt=\"{option}\" />", true);
        $this->addBBCode("color", "<span style=\"color: {option}\">{param}</span>", true);
    }