diff --git a/adm/board_form.php b/adm/board_form.php
index deb566a53..325a1a5a4 100644
--- a/adm/board_form.php
+++ b/adm/board_form.php
@@ -29,8 +29,8 @@ if (!isset($board['bo_mobile_skin'])) {
     sql_query(" ALTER TABLE `{$g4['board_table']}`  ADD `bo_mobile_skin` VARCHAR(255) NOT NULL DEFAULT '' AFTER `bo_skin` ", false);
 }
 
-if (!isset($board['bo_mobile_gallery_cols'])) {
-    sql_query(" ALTER TABLE `{$g4['board_table']}`  ADD `bo_mobile_gallery_cols` INT NOT NULL AFTER `bo_gallery_cols` ", false);
+if (!isset($board['bo_gallery_width'])) {
+    sql_query(" ALTER TABLE `{$g4['board_table']}`  ADD `bo_gallery_width` INT NOT NULL AFTER `bo_gallery_cols`,  ADD `bo_gallery_height` INT NOT NULL AFTER `bo_gallery_width`,  ADD `bo_moblie_gallery_cols` INT NOT NULL AFTER `bo_gallery_height`,  ADD `bo_mobile_gallery_width` INT NOT NULL AFTER `bo_mobile_gallery_cols`,  ADD `bo_mobile_gallery_height` INT NOT NULL AFTER `bo_mobile_gallery_width` ", false);
 }
 
 if ($w == '') {
@@ -48,6 +48,11 @@ if ($w == '') {
     $board['bo_download_point'] = $config['cf_download_point'];
 
     $board['bo_gallery_cols'] = 4;
+    $board['bo_gallery_width'] = 200;
+    $board['bo_gallery_height'] = 150;
+    $board['bo_mobile_gallery_cols'] = 2;
+    $board['bo_mobile_gallery_width'] = 160;
+    $board['bo_mobile_gallery_height'] = 120;
     $board['bo_table_width'] = 97;
     $board['bo_page_rows'] = $config['cf_page_rows'];
     $board['bo_subject_len'] = 60;
@@ -694,9 +699,9 @@ $pg_anchor = "<ul class=\"anchor\">
         </td>
     </tr>
     <tr>
-        <th scope="row"><label for="bo_gallery_cols">가로 이미지수<strong class="sound_only">필수</strong></label></th>
+        <th scope="row"><label for="bo_gallery_cols">갤러리 이미지 수<strong class="sound_only">필수</strong></label></th>
         <td>
-            <?=help('갤러리 형식의 게시판 목록에서 이미지를 한줄에 몇장씩 보여줄것인지를 설정하는 값')?>
+            <?=help('갤러리 형식의 게시판 목록에서 이미지를 한줄에 몇장씩 보여 줄 것인지를 설정하는 값')?>
             <input type="text" id="bo_gallery_cols" name="bo_gallery_cols" class="required numeric frm_input" required value="<?=$board['bo_gallery_cols']?>" size="4">
         </td>
         <td class="group_setting">
@@ -705,14 +710,58 @@ $pg_anchor = "<ul class=\"anchor\">
         </td>
     </tr>
     <tr>
-        <th scope="row"><label for="bo_mobile_gallery_cols">모바일<br>가로 이미지수<strong class="sound_only">필수</strong></label></th>
+        <th scope="row"><label for="bo_gallery_width">갤러리 이미지 폭<strong class="sound_only">필수</strong></label></th>
         <td>
-            <?=help('모바일 접속시 갤러리 형식의 게시판 목록에서 이미지를 한줄에 몇장씩 보여줄것인지를 설정하는 값')?>
+            <?=help('갤러리 형식의 게시판 목록에서 썸네일 이미지의 폭을 설정하는 값')?>
+            <input type="text" id="bo_gallery_width" name="bo_gallery_width" class="required numeric frm_input" required value="<?=$board['bo_gallery_width']?>" size="4">
+        </td>
+        <td class="group_setting">
+            <input type="checkbox" id="chk_gallery_width" name="chk_gallery_width" value="1">
+            <label for="chk_gallery_width">동일그룹 모두 적용</label>
+        </td>
+    </tr>
+    <tr>
+        <th scope="row"><label for="bo_gallery_height">갤러리 이미지 높이<strong class="sound_only">필수</strong></label></th>
+        <td>
+            <?=help('갤러리 형식의 게시판 목록에서 썸네일 이미지의 높이를 설정하는 값')?>
+            <input type="text" id="bo_gallery_height" name="bo_gallery_height" class="required numeric frm_input" required value="<?=$board['bo_gallery_height']?>" size="4">
+        </td>
+        <td class="group_setting">
+            <input type="checkbox" id="chk_gallery_height" name="chk_gallery_height" value="1">
+            <label for="chk_gallery_height">동일그룹 모두 적용</label>
+        </td>
+    </tr>
+    <tr>
+        <th scope="row"><label for="bo_mobile_gallery_cols">모바일<br>갤러리 이미지 수<strong class="sound_only">필수</strong></label></th>
+        <td>
+            <?=help('모바일로 접속시 갤러리 형식의 게시판 목록에서 이미지를 한줄에 몇장씩 보여 줄 것인지를 설정하는 값')?>
             <input type="text" id="bo_mobile_gallery_cols" name="bo_mobile_gallery_cols" class="required numeric frm_input" required value="<?=$board['bo_mobile_gallery_cols']?>" size="4">
         </td>
         <td class="group_setting">
-            <input type="checkbox" id="chk_mobile_gallery_cols" name="chk_mobile_gallery_cols" value="1">
-            <label for="chk_mobile_gallery_cols">동일그룹 모두 적용</label>
+            <input type="checkbox" id="chk_gallery_cols" name="chk_gallery_cols" value="1">
+            <label for="chk_gallery_cols">동일그룹 모두 적용</label>
+        </td>
+    </tr>
+    <tr>
+        <th scope="row"><label for="bo_mobile_gallery_width">모바일<br>갤러리 이미지 폭<strong class="sound_only">필수</strong></label></th>
+        <td>
+            <?=help('모바일로 접속시 갤러리 형식의 게시판 목록에서 썸네일 이미지의 폭을 설정하는 값')?>
+            <input type="text" id="bo_mobile_gallery_width" name="bo_mobile_gallery_width" class="required numeric frm_input" required value="<?=$board['bo_mobile_gallery_width']?>" size="4">
+        </td>
+        <td class="group_setting">
+            <input type="checkbox" id="chk_gallery_width" name="chk_gallery_width" value="1">
+            <label for="chk_gallery_width">동일그룹 모두 적용</label>
+        </td>
+    </tr>
+    <tr>
+        <th scope="row"><label for="bo_mobile_gallery_height">모바일<br>갤러리 이미지 높이<strong class="sound_only">필수</strong></label></th>
+        <td>
+            <?=help('모바일로 접속시 갤러리 형식의 게시판 목록에서 썸네일 이미지의 높이를 설정하는 값')?>
+            <input type="text" id="bo_mobile_gallery_height" name="bo_mobile_gallery_height" class="required numeric frm_input" required value="<?=$board['bo_mobile_gallery_height']?>" size="4">
+        </td>
+        <td class="group_setting">
+            <input type="checkbox" id="chk_gallery_height" name="chk_gallery_height" value="1">
+            <label for="chk_gallery_height">동일그룹 모두 적용</label>
         </td>
     </tr>
     <tr>
diff --git a/adm/board_form_update.php b/adm/board_form_update.php
index 5637c5f79..f5ac45e21 100644
--- a/adm/board_form_update.php
+++ b/adm/board_form_update.php
@@ -99,7 +99,11 @@ $sql_common = " gr_id               = '{$_POST['gr_id']}',
                 bo_content_tail     = '{$_POST['bo_content_tail']}',
                 bo_insert_content   = '{$_POST['bo_insert_content']}',
                 bo_gallery_cols     = '{$_POST['bo_gallery_cols']}',
-                bo_mobile_gallery_cols='{$_POST['bo_mobile_gallery_cols']}',
+                bo_gallery_width    = '{$_POST['bo_gallery_width']}',
+                bo_gallery_height   = '{$_POST['bo_gallery_height']}',
+                bo_mobile_gallery_cols  = '{$_POST['bo_mobile_gallery_cols']}',
+                bo_mobile_gallery_width = '{$_POST['bo_mobile_gallery_width']}',
+                bo_mobile_gallery_height= '{$_POST['bo_mobile_gallery_height']}',
                 bo_upload_count     = '{$_POST['bo_upload_count']}',
                 bo_upload_size      = '{$_POST['bo_upload_size']}',
                 bo_reply_order      = '{$_POST['bo_reply_order']}',
@@ -248,7 +252,11 @@ if (is_checked('chk_use_email'))        $fields .= " , bo_use_email = '{$bo_use_
 if (is_checked('chk_skin'))             $fields .= " , bo_skin = '{$bo_skin}' ";
 if (is_checked('chk_mobile_skin'))      $fields .= " , bo_mobile_skin = '{$bo_mobile_skin}' ";
 if (is_checked('chk_gallery_cols'))     $fields .= " , bo_gallery_cols = '{$bo_gallery_cols}' ";
-if (is_checked('chk_mobile_gallery_cols'))$fields.=" , bo_mobile_gallery_cols = '{$bo_mobile_gallery_cols}' ";
+if (is_checked('chk_gallery_width'))    $fields .= " , bo_gallery_width = '{$bo_gallery_width}' ";
+if (is_checked('chk_gallery_height'))   $fields .= " , bo_gallery_height = '{$bo_gallery_height}' ";
+if (is_checked('chk_mobile_gallery_cols'))  $fields .= " , bo_mobile_gallery_cols = '{$bo_mobile_gallery_cols}' ";
+if (is_checked('chk_mobile_gallery_width')) $fields .= " , bo_mobile_gallery_width = '{$bo_mobile_gallery_width}' ";
+if (is_checked('chk_mobile_gallery_height'))$fields .= " , bo_mobile_gallery_height = '{$bo_mobile_gallery_height}' ";
 if (is_checked('chk_table_width'))      $fields .= " , bo_table_width = '{$bo_table_width}' ";
 if (is_checked('chk_page_rows'))        $fields .= " , bo_page_rows = '{$bo_page_rows}' ";
 if (is_checked('chk_subject_len'))      $fields .= " , bo_subject_len = '{$bo_subject_len}' ";
diff --git a/install/logo.jpg b/install/logo.jpg
new file mode 100644
index 000000000..40e5b7977
Binary files /dev/null and b/install/logo.jpg differ
diff --git a/mobile/tail.php b/mobile/tail.php
index 048fa71fc..856996a3f 100644
--- a/mobile/tail.php
+++ b/mobile/tail.php
@@ -16,7 +16,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
     </div>
 </footer>
 
-<a href="?device=pc">PC버전</a>
+<a href="<?=$_SERVER['PHP_SELF'].($_SERVER['QUERY_STRING']?'?'.$_SERVER['QUERY_STRING'].'&amp;':'?').'device=pc';?>">PC 버전으로 보기</a>
 
 <?
 include_once(G4_PATH."/tail.sub.php");
diff --git a/skin/board/gallery/list.skin.php b/skin/board/gallery/list.skin.php
index 59e8e1faa..5c1b9df78 100644
--- a/skin/board/gallery/list.skin.php
+++ b/skin/board/gallery/list.skin.php
@@ -68,7 +68,7 @@ include_once(G4_LIB_PATH.'/thumbnail.lib.php');
             $k += 1;
             if ($k % $board['bo_gallery_cols'] == 0) $style .= "margin:0 !important;";
         ?>
-        <li class="bo_img_list_li <? if ($wr_id == $list[$i]['wr_id']) { ?>bo_img_now<? } ?>" style="<?=$style?>width:<?=$board['bo_9']?>px">
+        <li class="bo_img_list_li <? if ($wr_id == $list[$i]['wr_id']) { ?>bo_img_now<? } ?>" style="<?=$style?>">
             <? if ($is_checkbox) { ?><input type="checkbox" name="chk_wr_id[]" value="<?=$list[$i]['wr_id']?>" title="<?=$list[$i]['subject']?> 선택"><? } ?>
             <span class="sound_only">
                 <?
@@ -89,13 +89,13 @@ include_once(G4_LIB_PATH.'/thumbnail.lib.php');
 
                     $filepath = G4_DATA_PATH.'/file/'.$bo_table;
                     if(preg_match("/\.({$config['cf_image_extension']})$/i", $file['bf_file']) && is_file($filepath.'/'.$file['bf_file'])) {
-                        $thumb = get_list_thumbnail($file['bf_file'], $filepath, $board['bo_9'], $board['bo_10']);
+                        $thumb = get_list_thumbnail($file['bf_file'], $filepath, $board['bo_gallery_width'], $board['bo_gallery_height']);
                         $imgsrc = G4_DATA_URL.'/file/'.$bo_table.'/'.$thumb;
                     } else {
                         $imgsrc = $board_skin_url.'/img/noimg.jpg';
                     }
                     ?>
-                        <img src="<?=$imgsrc?>" alt="<?=get_text($file['bf_content'])?>" width="<?=$board['bo_9']?>" height="<?=$board['bo_10']?>">
+                        <img src="<?=$imgsrc?>" alt="<?=get_text($file['bf_content'])?>" width="<?=$board['bo_gallery_width']?>" height="<?=$board['bo_gallery_height']?>">
                     <? } ?>
                     </a>
                 </li>
diff --git a/tail.php b/tail.php
index b962dd53d..f804b56b3 100644
--- a/tail.php
+++ b/tail.php
@@ -30,7 +30,7 @@ if ($config['cf_include_tail']) {
 </footer>
 
 <?if(is_mobile()){?>
-<a href="?device=mobile">모바일 버전으로 보기</a>
+<a href="<?=$_SERVER['PHP_SELF'].($_SERVER['QUERY_STRING']?'?'.$_SERVER['QUERY_STRING'].'&amp;':'?').'device=mobile';?>">모바일 버전으로 보기</a>
 <?}?>
 
 <?