public function renderOrbit()
    {
        $contents = $list = array();

        foreach ($this->items as $item) {
            $list[] = $this->renderItem($item);
        }
        if ($this->showPreloader) {
            $contents[] = \CHtml::tag('div', array('class' => Enum::ORBIT_LOADER), '&nbsp;');
        }

        $contents[] = \CHtml::tag(
            'ul',
            array(
                'id'         => $this->getId(),
                'data-orbit' => 'data-orbit'
            ),
            implode("\n", $list)
        );
        return \CHtml::tag('div', $this->htmlOptions, implode("\n", $contents));
    }