导航标签调用方法 
复制下方代码在需要放置导航的模板文件里进行粘贴

{eyou:navigation position_id='1' id="navig"} 
    <li>
        <img src="{$navig.navig_pic}" style="width: 40px; height: 40px;">
        <a href="{$navig.navig_url}" {$navig.target} {$navig.nofollow}>{$navig.navig_name}</a>
    </li>
{/eyou:navigation}