function GetMemberInfos($fields,$mid){global $dsql;if($mid <= 0){$revalue =  "Error";}        else{            $row=$dsql->GetOne("select * from dede_member where mid = '{$mid}'");            if(!is_array($row)){$revalue = "Not user";              }else{$revalue = $row[$fields];              }        }        return $revalue;    }