<?php 
$arr=array();
      $arr1=$empire->query("select classid,classname,sonclass,featherclass,islast from {$dbtbpre}enewsclass");  
       while($arr2=$empire->fetch($arr1)){
        $arr[]=$arr2['featherclass']; 
       }
       $arr=implode(",",$arr);   //获取所有父栏目的id

$zi='|'.$bqr['classid'].'|';  //当前栏目id
if(strstr($arr,$zi)){      //判断当前栏目id如果属于父栏目数组，那么当前栏目就有子栏目
?>

<li class="<?=$class?>"><a href="<?=$classurl?>"><?=$bqr['classname']?> <i class="iconfont icon-below"></i></a>

                            <ul>
<?php
//取得栏目下的子栏目       
$newsclass=$empire->query("select classid,classname from ".$dbtbpre."enewsclass where bclassid=".$bqr['classid']." and showclass=0 order by myorder,classid asc limit 11");
while($classr=$empire->fetch($newsclass))
{
$classrurl=sys_ReturnBqClassname($classr,9); //取得子栏目地址
?> 
    <li><a href="<?=$classrurl?>"><?=$classr['classname']?></a></li>
<?php }?> 
                            </ul>
                            
                        </li>
<?php }else{?>

<li class="<?=$class?>"><a href="<?=$classurl?>"><?=$bqr['classname']?></a></li>

<?php }?>