diff --git a/wheeparam/application/controllers/Rss.php b/wheeparam/application/controllers/Rss.php
index 3bb5601..bbb0a80 100644
--- a/wheeparam/application/controllers/Rss.php
+++ b/wheeparam/application/controllers/Rss.php
@@ -9,13 +9,13 @@ class Rss extends WB_Controller {
 
     function index($brd_key="")
     {
-        $this->load->model('board_model');
+        $this->load->library('boardlib');
 
         $brd_array = array();
         // 통합 RSS 인 경우
         if( empty($brd_key) )
         {
-            $board_list = $this->db->where('brd_use_total_rss','Y')->where('brd_lv_read', '0')->get('board')->result_array();
+            $board_list = $this->db->where('brd_lv_read', '0')->get('board')->result_array();
             foreach($board_list as $b)
             {
                 $brd_array[] = $b['brd_key'];
@@ -23,7 +23,7 @@ class Rss extends WB_Controller {
         }
         else
         {
-            $board = $this->board_model->get_board($brd_key, TRUE);
+            $board = $this->boardlib->get($brd_key, TRUE);
             if( $board['brd_use_rss'] != 'Y' OR $board['brd_lv_read'] > 0 )
             {
                 die('해당 게시판은 RSS 사용 설정이 되어있지 않습니다.');
@@ -41,6 +41,7 @@ class Rss extends WB_Controller {
                 ->join('board','board.brd_key=board_post.brd_key','inner')
                 ->where_in('board_post.brd_key', $brd_array)
                 ->where('post_status' ,'Y')
+                ->where('post_secret', 'N')
                 ->order_by('post_num DESC, post_reply ASC, post_idx DESC')
                 ->limit(50)
                 ->get('board_post')
@@ -72,8 +73,8 @@ class Rss extends WB_Controller {
             echo "<item>\n";
             echo "<title><![CDATA[" . element('post_title', $row) . "]]></title>\n";
             echo "<link>" . base_url( "board/{$row['brd_key']}/{$row['post_idx']}") . "</link>\n";
-            echo "<author>" . html_escape(element('mem_nickname', $row)) . "</author>\n";
-            echo "<pubDate>" . date('Y-m-d', strtotime($row['post_regtime'])) . "</pubDate>\n";
+            echo "<author>" . html_escape(element('post_nickname', $row)) . "</author>\n";
+            echo "<pubDate>" . date('Y-m-d', strtotime($row['reg_datetime'])) . "</pubDate>\n";
             echo "<description><![CDATA[" . display_html_content($row['post_content']) . "]]></description>\n";
             echo "<category>" . html_escape($row['brd_title']) . "</category>\n";
             echo "</item>\n";
diff --git a/wheeparam/application/controllers/Sitemap.php b/wheeparam/application/controllers/Sitemap.php
index 190f5a1..59e16c3 100644
--- a/wheeparam/application/controllers/Sitemap.php
+++ b/wheeparam/application/controllers/Sitemap.php
@@ -47,7 +47,7 @@ class Sitemap extends WB_Controller {
      */
     function index()
     {
-        $list = $this->db->where('brd_use_sitemap','Y')->where('brd_lv_read','0')->get('board')->result_array();
+        $list = $this->db->where('brd_lv_read','0')->get('board')->result_array();
 
         ob_start();
         echo "<?xml version=\"1.0\" encoding=\"" . config_item('charset') . "\"?".">\n";
@@ -78,16 +78,14 @@ class Sitemap extends WB_Controller {
      */
     function board($brd_key)
     {
-        $this->load->model('board_model');
-
         if(empty($brd_key))
         {
             die('잘못된 접근입니다.');
         }
 
-        $board = $this->board_model->get_board($brd_key, TRUE);
+        $board = $this->boardlib->get($brd_key, TRUE);
 
-        if( !$board OR $board['brd_use_sitemap'] != 'Y' OR $board['brd_lv_read'] > 0 )
+        if( !$board OR  $board['brd_lv_read'] > 0 )
         {
             die('이 게시판은 사이트맵을 사용하지 않습니다.');
         }
@@ -98,7 +96,7 @@ class Sitemap extends WB_Controller {
 
         // 게시판 자체 사이트맵 추가
         // 게시판글 최종수정일 가져오기
-        $max_date = $this->db->select_max('post_modtime', 'max')->where('post_status','Y')->where('brd_key',$brd_key)->from('board_post')->get()->row(0)->max;
+        $max_date = $this->db->select_max('upd_datetime', 'max')->where('post_status','Y')->where('brd_key',$brd_key)->from('board_post')->get()->row(0)->max;
         $data['list'][] = array(
             "loc"  => base_url("/board/{$brd_key}"),
             "lastmod" => date('Y-m-d', strtotime($max_date)),
@@ -110,7 +108,7 @@ class Sitemap extends WB_Controller {
         {
             $data['list'][] = array(
                 "loc"  => base_url("/board/{$brd_key}/{$row['post_idx']}"),
-                "lastmod" => date('Y-m-d', strtotime($row['post_modtime'])),
+                "lastmod" => date('Y-m-d', strtotime($row['upd_datetime'])),
                 "priority" => "0.7",
                 "changefreq" => "daily"
             );
diff --git a/wheeparam/application/controllers/admin/Board.php b/wheeparam/application/controllers/admin/Board.php
index d8f2bbd..72e1f16 100644
--- a/wheeparam/application/controllers/admin/Board.php
+++ b/wheeparam/application/controllers/admin/Board.php
@@ -30,7 +30,6 @@ class Board extends WB_Controller
      */
     public function form($brd_key="")
     {
-        $this->load->model('board_model');
         $this->load->library('form_validation');
 
         $this->form_validation->set_rules('brd_key','게시판 고유 키',"required|trim|min_length[3]|max_length[20]". (empty($brd_key)?"|callback_brd_key_check":""));
@@ -144,7 +143,6 @@ class Board extends WB_Controller
      */
     public function board_copy($brd_key)
     {
-        $this->load->model('board_model');
         $this->load->library('form_validation');
 
         $this->form_validation->set_rules('original', "원본 게시판", "required|trim");
@@ -194,7 +192,6 @@ class Board extends WB_Controller
      */
     function brd_key_check($str)
     {
-        $this->load->model('board_model');
 
         if(! preg_match("/^[a-z][a-z0-9_]{2,19}$/", $str))
         {
diff --git a/wheeparam/application/controllers/ajax/Board.php b/wheeparam/application/controllers/ajax/Board.php
index 459ec17..3693a5d 100644
--- a/wheeparam/application/controllers/ajax/Board.php
+++ b/wheeparam/application/controllers/ajax/Board.php
@@ -20,68 +20,12 @@ class Board extends REST_Controller
 
         if (empty($brd_key)) $this->error_return("FAQ 고유키값이 없습니다.", 400);
 
-        $this->load->model('board_model');
-        $board = $this->board_model->get_board($brd_key, $is_raw);
+        $this->load->library('boardlib');
+        $board = $this->boardlib->get($brd_key, $is_raw);
 
         $this->response($board, 200);
     }
 
-    function category_delete()
-    {
-        $bca_idx = $this->delete('bca_idx', TRUE);
-
-        if( empty($bca_idx) ) $this->error_return("FAQ 고유키값이 없습니다.", 400);
-
-        $this->db->where('bca_idx', $bca_idx);
-        $result = $this->db->delete('board_category');
-
-        $this->response(array('result'=>$result), 200);
-    }
-
-    /**
-     * 카테고리 순서 정렬
-     */
-    function category_sort_post()
-    {
-        $this->load->model('board_model');
-
-        $brd_key = $this->post('brd_key', TRUE);
-        $idxs = $this->post('idxs', TRUE);
-
-        $update_array = array();
-        foreach($idxs as $i=>$idx)
-        {
-            $update_array[] = array(
-                'bca_idx' => $idx,
-                'bca_sort' => $i+1
-            );
-        }
-
-        $this->db->update_batch("board_category", $update_array, "bca_idx");
-
-        $this->board_model->delete_cache($brd_key);
-    }
-
-    function category_count_get()
-    {
-        $bca_idx = $this->get('bca_idx', TRUE);
-        if( empty($bca_idx) ) $this->error_return("카테고리 지정이 잘못되었습니다.", 400);
-
-        $count = (int) $this->db->select('COUNT(*) AS count')->where('bca_parent', $bca_idx)->get('board_category')->row(0)->count;
-
-        $this->response(array("result"=>$count), 200);
-    }
-
-    function category_post_count_get()
-    {
-        $bca_idx = $this->get('bca_idx', TRUE);
-        if( empty($bca_idx) ) $this->error_return("카테고리 지정이 잘못되었습니다.", 400);
-
-        $count = (int) $this->db->select('COUNT(*) AS count')->where('bca_idx', $bca_idx)->where_in('post_status',array('Y','B'))->get('board_post')->row(0)->count;
-
-        $this->response(array("result"=>$count), 200);
-    }
-
     /**
      * 게시물 삭제
      */
diff --git a/wheeparam/application/helpers/widgets_helper.php b/wheeparam/application/helpers/widgets_helper.php
index b7882f1..c421116 100644
--- a/wheeparam/application/helpers/widgets_helper.php
+++ b/wheeparam/application/helpers/widgets_helper.php
@@ -71,7 +71,7 @@ function latest($skin_name="", $brd_key="", $rows=5, $get_thumb_img=FALSE, $file
  * @param int $cache_time 캐시 저장시간
  * @return string
  */
-function latest_multi($skin_name="", $except_brd_key=array(), $rows=5, $get_thumb_img=FALSE, $file_list=FALSE, $cache_time=1)
+function latest_multi($skin_name="", $except_brd_key=array(), $rows=5, $get_thumb_img=FALSE, $cache_time=1)
 {
     $CI =& get_instance();
 
@@ -85,34 +85,31 @@ function latest_multi($skin_name="", $except_brd_key=array(), $rows=5, $get_thum
 
     $cache_name = "board-multiples-{$rows}-".($get_thumb_img ? 'thumb' : 'nothumb');
 
-    $CI->load->model('board_model');
+    $CI->load->library('boardlib');
 
     if( ! $data['list'] = $CI->cache->get($cache_name) ) {
         // 일반 글 목록 가져오기
-        $param['select'] = "P.*, PC.bca_name, B.brd_title";
         if(is_array($except_brd_key) && count($except_brd_key) > 0)
         {
             foreach( $except_brd_key as $brd_key ) {
-                $param['where']['P.brd_key !='] = $brd_key;
+                $CI->db->where('P.brd_key !=', $brd_key);
             }
         }
-        $param['where_in']['post_status'] = array('Y','B');
-        $param['order_by'] = "post_num DESC, post_reply ASC, post_idx ASC";
-        $param['from'] = "board_post AS P";
-        $param['join'][] = array("board_category AS PC","PC.bca_idx=P.bca_idx","left");
-        $param['join'][] = array("board AS B","B.brd_key=P.brd_key","inner");
-        $param['limit'] = TRUE;
-        $param['where']['post_notice'] = "N";
-        $param['page_rows'] = $rows;
-        $param['page'] = 1;
 
+        $CI->db
+            ->select("P.*, PC.bca_name, B.brd_title")
+            ->where('post_status','Y')
+            ->where('post_notice', 'N')
+            ->order_by('post_num DESC, post_reply ASC, post_idx ASC')
+            ->from('board_post AS P')
+            ->join("board AS B","B.brd_key=P.brd_key","inner")
+            ->limit($rows);
 
-        $post_list = $CI->board_model->get_list($param);
+        $post_list['list'] = $CI->db->get()->result_array();
 
         foreach($post_list['list'] as &$row)
         {
-            $board = $CI->board_model->get_board($row['brd_key'], FALSE);
-            $row = $CI->board_model->post_process($board, $row, "",  $file_list, $get_thumb_img);
+            $row = $CI->boardlib->post_process($row['brd_key'], $row, "",  FALSE);
         }
 
         $data['list'] = $post_list['list'];
@@ -122,8 +119,6 @@ function latest_multi($skin_name="", $except_brd_key=array(), $rows=5, $get_thum
         }
     }
 
-    $data['brd_key'] = $brd_key;
-
     // 스킨 불러오기
     $skin = $CI->load->view( DIR_SKIN . DIRECTORY_SEPARATOR . 'latest'. DIRECTORY_SEPARATOR . $skin_name . DIRECTORY_SEPARATOR . "skin.php", $data, TRUE );
 
diff --git a/wheeparam/application/models/Search_model.php b/wheeparam/application/models/Search_model.php
index 7a04765..7fd80b0 100644
--- a/wheeparam/application/models/Search_model.php
+++ b/wheeparam/application/models/Search_model.php
@@ -22,7 +22,7 @@ class Search_model extends WB_Model
         foreach( $search_array as $st )
         {
             $this->db->like("post_title", trim($st));
-            $this->db->or_like("mem_nickname", trim($st));
+            $this->db->or_like("post_nickname", trim($st));
             //$this->db->or_like("post_content", trim($st));
         }
         $this->db->group_end();
@@ -42,12 +42,12 @@ class Search_model extends WB_Model
         $result = $this->db->get();
         $list = $result->result_array();
 
-        $this->load->model('board_model');
+        $this->load->library('boardlib');
 
         foreach($list as &$row)
         {
-            $b = $this->board_model->get_board($row['brd_key']);
-            $row = $this->board_model->post_process($b, $row, '',  TRUE, TRUE);
+            $b = $this->boardlib->get($row['brd_key']);
+            $row = $this->boardlib->post_process($b, $row, '',  TRUE, TRUE);
         }
 
         return $list;
@@ -68,7 +68,7 @@ class Search_model extends WB_Model
         foreach($search_array as $st)
         {
             $this->db->like("post_title", trim($st));
-            $this->db->or_like("mem_nickname", trim($st));
+            $this->db->or_like("post_nickname", trim($st));
             //$this->db->or_like("post_content", trim($st));
         }
         $this->db->group_by("board_post.brd_key");