添加到include/extend.func.php里

function gettopname($aid){

 global  $dsql; 

$sql = "SELECT tt.typename,tt.typedir from arctiny as a join arctype as t on a.typeid = t.id join arctype as tt on t.topid=tt.id where a.id = $aid" ; 

$row = $dsql->GetOne($sql);

$typename = $row['typename'];

$typedir = $row['typedir'];

$bodytag = str_replace("{cmspath}",$url,$typedir);

  return $lit_imglist = $typename;

}

2.arclist调用标签(显示顶级栏目名称) 

[field:id function='gettopname(@me)'/]