diff --git a/adm/admin.lib.php b/adm/admin.lib.php
index 52fbf5da4..d19572f5c 100644
--- a/adm/admin.lib.php
+++ b/adm/admin.lib.php
@@ -15,6 +15,7 @@ function get_skin_select($skin_gubun, $id, $name, $selected='', $event='')
     $skins = get_skin_dir($skin_gubun);
     $str = "<select id=\"$id\" name=\"$name\" $event>\n";
     for ($i=0; $i<count($skins); $i++) {
+        if ($i == 0) $str .= "<option value=\"\">선택</option>";
         $str .= option_selected($skins[$i], $selected);
     }
     $str .= "</select>";
@@ -27,6 +28,7 @@ function get_mobile_skin_select($skin_gubun, $id, $name, $selected='', $event=''
     $skins = get_skin_dir($skin_gubun, G4_MOBILE_PATH.'/'.G4_SKIN_DIR);
     $str = "<select id=\"$id\" name=\"$name\" $event>\n";
     for ($i=0; $i<count($skins); $i++) {
+        if ($i == 0) $str .= "<option value=\"\">선택</option>";
         $str .= option_selected($skins[$i], $selected);
     }
     $str .= "</select>";
diff --git a/adm/board_copy.php b/adm/board_copy.php
index 6533ab24a..fb6808d6c 100644
--- a/adm/board_copy.php
+++ b/adm/board_copy.php
@@ -41,14 +41,15 @@ include_once(G4_PATH.'/head.sub.php');
     </tr>
     </tbody>
     </table>
-</div>
 
-<div class="btn_confirm">
-    <input type="submit" class="btn_submit" value="복사">
-    <input type="button" class="btn_cancel" value="창닫기" onclick="window.close();">
-</div>
+    <div class="btn_confirm">
+        <input type="submit" class="btn_submit" value="복사">
+        <input type="button" class="btn_cancel" value="창닫기" onclick="window.close();">
+    </div>
 
-</form>
+    </form>
+
+</div>
 
 <script>
 function fboardcopy_check(f)
diff --git a/adm/board_form.php b/adm/board_form.php
index 292bb7ad4..d34ec3d09 100644
--- a/adm/board_form.php
+++ b/adm/board_form.php
@@ -37,7 +37,7 @@ if ($w == '') {
 
     $html_title .= ' 생성';
 
-    $bo_table_attr = 'class="required alnum_"';
+    $bo_table_attr = 'required alnum_';
     $sound_only = '<strong class="sound_only">필수</strong>';
 
     $board['bo_count_delete'] = 1;
@@ -127,7 +127,7 @@ $pg_anchor = "<ul class=\"anchor\">
     <tr>
         <th scope="row"><label for="bo_table">TABLE<?=$sound_only?></label></th>
         <td colspan="2">
-            <input type="text" name="bo_table" value="<?=$board['bo_table'] ?>" id="bo_table" required class="required frm_input" maxlength="20" <?=$bo_table_attr?>>
+            <input type="text" name="bo_table" value="<?=$board['bo_table'] ?>" id="bo_table" required class="frm_input <?=$bo_table_attr?>" maxlength="20">
             <? if ($w == '') { ?>
                 영문자, 숫자, _ 만 가능 (공백없이 20자 이내)
             <? } else { ?>
diff --git a/adm/boardgroup_form.php b/adm/boardgroup_form.php
index c17ef01aa..5103767ea 100644
--- a/adm/boardgroup_form.php
+++ b/adm/boardgroup_form.php
@@ -76,7 +76,7 @@ include_once('./admin.head.php');
         <th scope="row"><label for="gr_device">접속기기</label></th>
         <td>
             <?=help("PC 와 모바일 사용을 구분합니다.")?>
-            <select id="gr_device_" name="gr_device">
+            <select id="gr_device" name="gr_device">
                 <option value="both"<?=get_selected($group['gr_device'], 'both', true);?>>PC와 모바일에서 모두 사용</option>
                 <option value="pc"<?=get_selected($group['gr_device'], 'pc');?>>PC 전용</option>
                 <option value="mobile"<?=get_selected($group['gr_device'], 'mobile');?>>모바일 전용</option>
@@ -144,11 +144,6 @@ include_once('./admin.head.php');
 </div>
 
 <script>
-if (document.fboardgroup.w.value == '')
-    document.fboardgroup.gr_id.focus();
-else
-    document.fboardgroup.gr_subject.focus();
-
 function fboardgroup_check(f)
 {
     f.action = './boardgroup_form_update.php';
diff --git a/lib/common.lib.php b/lib/common.lib.php
index a6b2f308f..8c4b425e1 100644
--- a/lib/common.lib.php
+++ b/lib/common.lib.php
@@ -837,6 +837,7 @@ function get_group_select($name, $selected='', $event='')
     $result = sql_query($sql);
     $str = "<select id=\"$name\" name=\"$name\" $event>\n";
     for ($i=0; $row=sql_fetch_array($result); $i++) {
+        if ($i == 0) $str .= "<option value=\"\">선택</option>";
         $str .= option_selected($row['gr_id'], $selected, $row['gr_subject']);
     }
     $str .= "</select>";
diff --git a/mobile/skin/member/kcpcert/register_form.skin.php b/mobile/skin/member/kcpcert/register_form.skin.php
index 689f542f8..02ab53a48 100644
--- a/mobile/skin/member/kcpcert/register_form.skin.php
+++ b/mobile/skin/member/kcpcert/register_form.skin.php
@@ -109,6 +109,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
     </th>
     <td>
         <input type="text" name="mb_zip1"value="<?=$member['mb_zip1']?>" id="reg_mb_zip1" title="우편번호 앞자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?> >
+        -
         <input type="text" name="mb_zip2" value="<?=$member['mb_zip2']?>" id="reg_mb_zip2" title="우편번호 뒷자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?>>
         <a href="<? echo $zip_href; ?>" target="_blank" id="reg_zip_find" class="btn_frmline win_zip_find">주소찾기</a>
         <input type="text" name="mb_addr1" value="<?=$member['mb_addr1']?>" id="reg_mb_addr1" title="행정구역주소" class="frm_input frm_address <?=$config['cf_req_addr']?"required":"";?>" size="50" <?=$config['cf_req_addr']?"required":"";?>>
diff --git a/skin/member/basic/formmail.skin.php b/skin/member/basic/formmail.skin.php
index 4a81e3561..b7a1ab49e 100644
--- a/skin/member/basic/formmail.skin.php
+++ b/skin/member/basic/formmail.skin.php
@@ -44,7 +44,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
     </tr>
     <tr>
         <th scope="row"><label for="file1">첨부 1</label></th>
-        <td><input type="file"name="file1"  id="file1"  class="frm_input"></td>
+        <td><input type="file" name="file1"  id="file1"  class="frm_input"></td>
     </tr>
     <tr>
         <th scope="row"><label for="file2">첨부 2</label></th>
diff --git a/skin/member/basic/register_form.skin.php b/skin/member/basic/register_form.skin.php
index 0825a8e29..eaa5b7c20 100644
--- a/skin/member/basic/register_form.skin.php
+++ b/skin/member/basic/register_form.skin.php
@@ -104,7 +104,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
     </th>
     <td>
         <input type="text" name="mb_zip1" value="<?=$member['mb_zip1']?>" id="reg_mb_zip1" title="우편번호 앞자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?>>
-          -
+        -
         <input type="text"  name="mb_zip2" value="<?=$member['mb_zip2']?>" id="reg_mb_zip2" title="우편번호 뒷자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?>>
         <a href="<? echo $zip_href; ?>" id="reg_zip_find" class="btn_frmline win_zip_find" target="_blank">주소찾기</a>
         <input type="text"  name="mb_addr1" value="<?=$member['mb_addr1']?>" id="reg_mb_addr1"  title="행정구역주소" class="frm_input frm_address <?=$config['cf_req_addr']?"required":"";?>" size="50" <?=$config['cf_req_addr']?"required":"";?>>
diff --git a/skin/member/kcpcert/register_form.skin.php b/skin/member/kcpcert/register_form.skin.php
index 59ce34520..f5171d9cf 100644
--- a/skin/member/kcpcert/register_form.skin.php
+++ b/skin/member/kcpcert/register_form.skin.php
@@ -109,7 +109,7 @@ if (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가
     </th>
     <td>
         <input type="text" name="mb_zip1"value="<?=$member['mb_zip1']?>" id="reg_mb_zip1" title="우편번호 앞자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?> >
-          -
+        -
         <input type="text" name="mb_zip2" value="<?=$member['mb_zip2']?>" id="reg_mb_zip2" title="우편번호 뒷자리" class="frm_input <?=$config['cf_req_addr']?"required":"";?>" size="2" maxlength="3" <?=$config['cf_req_addr']?"required":"";?>>
         <a href="<? echo $zip_href; ?>" target="_blank" id="reg_zip_find" class="btn_frmline win_zip_find">주소찾기</a>
         <input type="text" name="mb_addr1" value="<?=$member['mb_addr1']?>" id="reg_mb_addr1" title="행정구역주소" class="frm_input frm_address <?=$config['cf_req_addr']?"required":"";?>" size="50" <?=$config['cf_req_addr']?"required":"";?>>