织梦Dedecms怎么获取上一级栏目名称及链接

{dede:field name='typeid' runphp='yes'}                                 global $dsql;                                 /*获取当前栏目信息*/                                 $typeid = @me;                                 $query = "SELECT reid FROM dede_arctype where id = $typeid";                                 $rs = $dsql-&gt;GetOne($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 = $dsql-&gt;GetOne($query2);                                                                  /*打印栏目上级栏目链接信息*/                                 $typename = $row['typename'];                                 $link = GetTypeUrl($row['typeid'],MfTypedir($row['typedir']),$row['isdefault'],$row['defaultname'],$row['ispart'],$row['namerule2'],$row['moresite'],$row['siteurl'],$row['sitepath']);                                 @me = "<a>$typename</a>";                                                             {/dede:field}