帝国CMS用PHP调用栏目导航标签并高亮简单版

<?php
$sql = $empire->query("select classid,sonclass,classname,islast,islist from {$dbtbpre}enewsclass where bclassid=0 and showclass=0 order by myorder,myorder asc");
while ($s = $empire->fetch($sql)) {
    $classurl = sys_ReturnBqClassname($s, 9);
    $tclass = "";
    $fr = explode('|', $class_r[$GLOBALS['navclassid']]['featherclass']);
    $topbclassid = $fr[1] ? $fr[1] : $GLOBALS['navclassid'];
    if ($topbclassid == $s['classid']) {
        $tclass = 'current-menu-item';
    }
?>
<li class="<?=$tclass?>">
    <a href="<?=$classurl?>"><?=$s['classname']?></a>
<?php
    if ($s['islast'] == 0) {
?>
    <ul class="sub-menu">
<?php
        $sql2 = $empire->query("select classid,classname from {$dbtbpre}enewsclass where bclassid={$s['classid']} and showclass=0 order by myorder,myorder asc");
        while ($s2 = $empire->fetch($sql2)) {
            $classurl2 = sys_ReturnBqClassname($s2, 9);
?>
        <li><a href="<?=$classurl2?>"><?=$s2['classname']?></a></li>
<?php
        }
?>
    </ul>
<?php
    }
?>
</li>
<?php
}
?>