<div class="rsm">
    <div class="rsmt">
        <p><img width="218" height="38" src="images/smt_serser.jpg"></p>
        <div class="rsms"><img width="26" height="22" src="images/ic_rsm2.png"><a href="service.php">服务协议</a></div>
        <div class="rsms"><img width="26" height="22" src="images/ic_rsm2.png"><a href="question.php">常见问题</a></div>
        <div class="rsms"><img width="26" height="22" src="images/ic_rsm2.png"><a href="download.php">下载中心</a></div>
        <div class="rsms"><img width="26" height="22" src="images/ic_rsm2.png"><a href="knowledge.php">知识中心</a>
        	<div class="sub">
                <ul>
                <?php $subcategories = getCategoriesByParent(7);
                if ($subcategories): foreach ($subcategories as $sc):
                ?>
                    <li><a href="knowledge_list.php?cat=<?php echo $sc['id']?>"><?php echo $sc['name']?></a></li>
                <?php endforeach; endif;?>
                </ul>
            </div>
        </div>
    </div>
    <div class="h10"></div>
    <div class="rsmic"><a href="products.php"><img width="230" height="76" border="0" src="images/spc_pro.jpg"></a></div>
    <div class="h10"></div>
    <div class="rsmic"><a href="knowledge_list.php?cat=17"><img width="230" height="76" border="0" src="images/spc_hel.jpg"></a></div>
    <div class="h10"></div>
    <div class="rsmic"><a href="about.php?id=6"><img width="230" height="150" border="0" src="images/spc_con.jpg"></a></div>
</div>
