帝国cms三级栏目当前栏目高亮

三级菜单，显示一二两级，并高亮当前一级菜单。

<ul>  
<li>  
<a href="[!--news.url--]">首页</a>  
</li>  
[e:loop={"select classid,classname from {$dbtbpre}enewsclass where bclassid=0 order by myorder,classid desc",0,24,0}]  
<?php  
$classurl=sys_ReturnBqClassname($bqr,9);//取得栏目地址  
$class="";  
if($GLOBALS[navclassid])  
{  
$fcr=explode('|',$class_r[$GLOBALS[navclassid]][featherclass]);  
$topbclassid=$fcr[1]?$fcr[1]:$GLOBALS[navclassid];//取得当前栏目的一级栏目ID  
if($bqr[classid]==$topbclassid)  
{  
$class="current";   
}  
}  
?>  
<li class="<?=$class?>">  
<a href="<?=$classurl?>">  
<?=$bqr[classname]?>  
</a>  
<div class="sub-nav">  
<dl>  
<?php  
$ecms_bq_sql2=sys_ReturnEcmsLoopBq("select classid,classname,classpath,classurl from [!db.pre!]enewsclass where bclassid='$bqr[classid]' order by myorder limit 10",20,24,0);  
$bqno2=0;  
while($bqr2=$empire->fetch($ecms_bq_sql2))  
{  
$bqsr2=sys_ReturnEcmsLoopStext($bqr2);  
$bqno2++;  
?>  
<dd>  
<a href="<?=$public_r[newsurl]?>/%20title="<?=$bqr2[classname]?>" target="_self">  
<?=$bqr2[classname]?>  
</a>  
</dd>  
<?php  
}  
?>  
</dl>  
</div>  
</li>  
[/e:loop]  
</ul>

current为高亮样式

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