帝国cms用php调用当前父栏目的子栏目

<ul class="menu_2">
<?php
if($class_r[$GLOBALS[navclassid]][bclassid]==0){
$classid=$GLOBALS['navclassid'];
$classname=$class_r[$classid][classname];
}else{
$classid=$class_r[$GLOBALS[navclassid]][bclassid];
$classname=$class_r[$classid][classname];
}
?>
<?php
$sql=$empire->query("select classid,sonclass,classname,islast,islist from {$dbtbpre}enewsclass where bclassid='$classid' and showclass=0 order by myorder,myorder asc");
while($s=$empire->fetch($sql)){
$tclass="";
$fr=explode('|',$class_r[$GLOBALS[navclassid]][featherclass]);
$topbclassid=$fr[2]?$fr[2]:$GLOBALS[navclassid];
if($topbclassid==$s[classid]){
$tclass='active';
}
$classurl=sys_ReturnBqClassname($s,9);
echo '<li class="'.$tclass.'"><a class="'.$tclass.'" href="'.$classurl.'">'.$s[classname].'</a></li>';
}
?>
</ul>

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