织梦cms如何获取当前栏目的上级栏目？

{dede:field name='typeid' runphp='yes'}/* :获取栏目的上级栏目链接地址*/global $dsql;/*获取当前栏目信息*/$typeid = @me;$query = "SELECT reid FROM dede_arctype where id = $typeid";$rs = $dsql->GetOne($query);$reid = $rs['reid'];//获取到栏目的上级栏目/*获取上级栏目信息*/$query2 = "SELECT * FROM dede_arctype where id = $reid";$row = $dsql->GetOne($query2);/*打印栏目上级栏目链接信息*/$typename = $row['typename'];$  = GetTypeUrl($row['typeid'],MfTypedir($row['typedir']),$row['isdefault'],$row['defaultname'],$row['ispart'],$row['namerule2'],$row['moresite'],$row['siteurl'],$row['sitepath']);@me = "<a href='{$ }'>{$typename}</a>";//这里面的这个A标签可以随意加代码，比如"<li><a href='{$ }'>{$typename}</a></li>"{/dede:field}