diff --git a/adm/board_form.php b/adm/board_form.php
index 4223285ce..485fa9a2d 100644
--- a/adm/board_form.php
+++ b/adm/board_form.php
@@ -535,7 +535,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_signature" value="1" id="bo_use_signature" <?php echo $board['bo_use_signature']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_signature" value="1" id="chk_grp_use_signature">
                 <label for="chk_grp_use_signature">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_signature" value="1" id="chk_all_use_signature">
@@ -548,7 +548,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_ip_view" value="1" id="bo_use_ip_view" <?php echo $board['bo_use_ip_view']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_ip_view" value="1" id="chk_grp_use_ip_view">
                 <label for="chk_grp_use_ip_view">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_ip_view" value="1" id="chk_all_use_ip_view">
@@ -562,7 +562,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_list_content" value="1" id="bo_use_list_content" <?php echo $board['bo_use_list_content']?'checked':''; ?>>
                 사용 (사용시 속도가 느려질 수 있습니다.)
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_list_content" value="1" id="chk_grp_use_list_content">
                 <label for="chk_grp_use_list_content">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_list_content" value="1" id="chk_all_use_list_content">
@@ -576,7 +576,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_list_file" value="1" id="bo_use_list_file" <?php echo $board['bo_use_list_file']?'checked':''; ?>>
                 사용 (사용시 속도가 느려질 수 있습니다.)
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_list_file" value="1" id="chk_grp_use_list_file">
                 <label for="chk_grp_use_list_file">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_list_file" value="1" id="chk_all_use_list_file">
@@ -589,7 +589,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_list_view" value="1" id="bo_use_list_view" <?php echo $board['bo_use_list_view']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_list_view" value="1" id="chk_grp_use_list_view">
                 <label for="chk_grp_use_list_view">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_list_view" value="1" id="chk_all_use_list_view">
@@ -602,7 +602,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_email" value="1" id="bo_use_email" <?php echo $board['bo_use_email']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_email" value="1" id="chk_grp_use_email">
                 <label for="chk_grp_use_email">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_email" value="1" id="chk_all_use_email">
@@ -625,7 +625,7 @@ $pg_anchor = '<ul class="anchor">
                     ?>
                 </select>
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_cert" value="1" id="chk_grp_use_cert">
                 <label for="chk_grp_use_cert">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_cert" value="1" id="chk_all_use_cert">
@@ -638,7 +638,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('게시물 한건당 업로드 할 수 있는 파일의 최대 개수 (0 은 파일첨부 사용하지 않음)') ?>
                 <input type="text" name="bo_upload_count" value="<?php echo $board['bo_upload_count'] ?>" id="bo_upload_count" required class="required numeric frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_upload_count" value="1" id="chk_grp_upload_count">
                 <label for="chk_grp_upload_count">그룹적용</label>
                 <input type="checkbox" name="chk_all_upload_count" value="1" id="chk_all_upload_count">
@@ -657,7 +657,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('최대 '.ini_get("upload_max_filesize").' 이하 업로드 가능, 1 MB = 1,048,576 bytes') ?>
                 업로드 파일 한개당 <input type="text" name="bo_upload_size" value="<?php echo $board['bo_upload_size'] ?>" id="bo_upload_size" required class="required numeric frm_input"  size="10"> bytes 이하
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_upload_size" value="1" id="chk_grp_upload_size">
                 <label for="chk_grp_upload_size">그룹적용</label>
                 <input type="checkbox" name="chk_all_upload_size" value="1" id="chk_all_upload_size">
@@ -669,7 +669,7 @@ $pg_anchor = '<ul class="anchor">
             <td>
                 <input type="checkbox" name="bo_use_file_content" value="1" id="bo_use_file_content" <?php echo $board['bo_use_file_content']?'checked':''; ?>>사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_file_content" value="1" id="chk_grp_use_file_content">
                 <label for="chk_grp_use_file_content">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_file_content" value="1" id="chk_all_use_file_content">
@@ -682,7 +682,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('글 입력시 최소 글자수를 설정. 0을 입력하거나 최고관리자, DHTML 에디터 사용시에는 검사하지 않음') ?>
                 <input type="text" name="bo_write_min" value="<?php echo $board['bo_write_min'] ?>" id="bo_write_min" class="numeric frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_write_min" value="1" id="chk_grp_write_min">
                 <label for="chk_grp_write_min">그룹적용</label>
                 <input type="checkbox" name="chk_all_write_min" value="1" id="chk_all_write_min">
@@ -695,7 +695,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('글 입력시 최대 글자수를 설정. 0을 입력하거나 최고관리자, DHTML 에디터 사용시에는 검사하지 않음') ?>
                 <input type="text" name="bo_write_max" value="<?php echo $board['bo_write_max'] ?>" id="bo_write_max" class="numeric frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_write_max" value="1" id="chk_grp_write_max">
                 <label for="chk_grp_write_max">그룹적용</label>
                 <input type="checkbox" name="chk_all_write_max" value="1" id="chk_all_write_max">
@@ -708,7 +708,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('댓글 입력시 최소 글자수, 최대 글자수를 설정. 0을 입력하면 검사하지 않음') ?>
                 <input type="text" name="bo_comment_min" value="<?php echo $board['bo_comment_min'] ?>" id="bo_comment_min" class="numeric frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_comment_min" value="1" id="chk_grp_comment_min">
                 <label for="chk_grp_comment_min">그룹적용</label>
                 <input type="checkbox" name="chk_all_comment_min" value="1" id="chk_all_comment_min">
@@ -721,7 +721,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('댓글 입력시 최소 글자수, 최대 글자수를 설정. 0을 입력하면 검사하지 않음') ?>
                 <input type="text" name="bo_comment_max" value="<?php echo $board['bo_comment_max'] ?>" id="bo_comment_max" class="numeric frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_comment_max" value="1" id="chk_grp_comment_max">
                 <label for="chk_grp_comment_max">그룹적용</label>
                 <input type="checkbox" name="chk_all_comment_max" value="1" id="chk_all_comment_max">
@@ -735,7 +735,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_sns" value="1" id="bo_use_sns" <?php echo $board['bo_use_sns']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_sns" value="1" id="chk_grp_use_sns">
                 <label for="chk_grp_use_sns">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_sns" value="1" id="chk_all_use_sns">
@@ -748,7 +748,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_use_search" value="1" id="bo_use_search" <?php echo $board['bo_use_search']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_use_search" value="1" id="chk_grp_use_search">
                 <label for="chk_grp_use_search">그룹적용</label>
                 <input type="checkbox" name="chk_all_use_search" value="1" id="chk_all_use_search">
@@ -762,7 +762,7 @@ $pg_anchor = '<ul class="anchor">
                 <input type="checkbox" name="bo_show_menu" value="1" id="bo_show_menu" <?php echo $board['bo_show_menu']?'checked':''; ?>>
                 사용
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_show_menu" value="1" id="chk_grp_show_menu">
                 <label for="chk_grp_show_menu">그룹적용</label>
                 <input type="checkbox" name="chk_all_show_menu" value="1" id="chk_all_show_menu">
@@ -775,7 +775,7 @@ $pg_anchor = '<ul class="anchor">
                 <?php echo help('숫자가 낮은 게시판 부터 메뉴나 검색시 우선 출력합니다.') ?>
                 <input type="text" name="bo_order" value="<?php echo $board['bo_order'] ?>" id="bo_order" class="frm_input" size="4">
             </td>
-            <td class="group_setting">
+            <td class="td_grpset">
                 <input type="checkbox" name="chk_grp_order" value="1" id="chk_grp_order">
                 <label for="chk_grp_order">그룹적용</label>
                 <input type="checkbox" name="chk_all_order" value="1" id="chk_all_order">
diff --git a/adm/board_form_update.php b/adm/board_form_update.php
index bcb674469..99ff23265 100644
--- a/adm/board_form_update.php
+++ b/adm/board_form_update.php
@@ -337,7 +337,7 @@ if (is_checked('chk_all_use_name'))             $all_fields .= " , bo_use_name =
 if (is_checked('chk_all_use_signature'))        $all_fields .= " , bo_use_signature = '{$bo_use_signature}' ";
 if (is_checked('chk_all_use_ip_view'))          $all_fields .= " , bo_use_ip_view = '{$bo_use_ip_view}' ";
 if (is_checked('chk_all_use_list_view'))        $all_fields .= " , bo_use_list_view = '{$bo_use_list_view}' ";
-if (is_checked('chk_all_use_list_file'))        $all_fields .= " , bo_use_list_view = '{$bo_use_list_file}' ";
+if (is_checked('chk_all_use_list_file'))        $all_fields .= " , bo_use_list_file = '{$bo_use_list_file}' ";
 if (is_checked('chk_all_use_list_content'))     $all_fields .= " , bo_use_list_content = '{$bo_use_list_content}' ";
 if (is_checked('chk_all_use_email'))            $all_fields .= " , bo_use_email = '{$bo_use_email}' ";
 if (is_checked('chk_all_use_cert'))             $all_fields .= " , bo_use_cert = '{$bo_use_cert}' ";
diff --git a/css/default.css b/css/default.css
index 5fd6e4548..c7f48b618 100644
--- a/css/default.css
+++ b/css/default.css
@@ -190,7 +190,9 @@ a.btn_admin:focus, a.btn_admin:hover {text-decoration:none}
 .tbl_frm01 table {width:100%;border-collapse:collapse;border-spacing:0}
 .tbl_frm01 th {width:100px;padding:7px 13px;border:1px solid #e9e9e9;border-left:0;background:#f5f8f9;text-align:left}
 .tbl_frm01 td {padding:7px 10px;border-top:1px solid #e9e9e9;border-bottom:1px solid #e9e9e9;background:transparent}
-.tbl_frm01 textarea, .frm_input {height:22px;border:1px solid #e4eaec;background:#f7f7f7;color:#000;vertical-align:middle;line-height:2em}
+.tbl_frm01 textarea, .frm_input {border:1px solid #e4eaec;background:#f7f7f7;color:#000;vertical-align:middle;line-height:2em}
+.tbl_frm01 textarea {padding:2px 2px 3px}
+.frm_input {height:22px}
 .tbl_frm01 textarea {width:98%;height:100px}
 .tbl_frm01 a {text-decoration:none}
 .tbl_frm01 .frm_address {display:block;margin-top:5px}
diff --git a/head.php b/head.php
index 758ce71ed..f48c29c2d 100644
--- a/head.php
+++ b/head.php
@@ -32,7 +32,7 @@ if ($config['cf_include_head']) {
     <div id="hd_wrapper">
 
         <div id="logo">
-            <a href="<?php echo G5_URL ?>"><img src="<?php echo G5_IMG_URL ?>/logo.jpg" alt="처음으로"></a>
+            <a href="<?php echo G5_URL ?>"><img src="<?php echo G5_IMG_URL ?>/logo.jpg" alt="<?php echo $config['cf_title']; ?>"></a>
         </div>
 
         <fieldset id="hd_sch">
diff --git a/install/install.inc.php b/install/install.inc.php
index e406097c8..7177d6a1c 100644
--- a/install/install.inc.php
+++ b/install/install.inc.php
@@ -20,13 +20,13 @@ if (!$title) $title = G5_VERSION." 설치";
     <span id="bar_txt">INSTALLATION</span>
 </div>
 
-<h1><?php echo $title ?></h1>
-
 <?php
 // 파일이 존재한다면 설치할 수 없다.
 $dbconfig_file = $data_path.'/'.G5_DBCONFIG_FILE;
 if (file_exists($dbconfig_file)) {
 ?>
+<h1><?php echo G5_VERSION; ?> 프로그램이 이미 설치되어 있습니다.</h1>
+
 <div class="ins_inner">
     <p>프로그램이 이미 설치되어 있습니다.<br />새로 설치하시려면 다음 파일을 삭제 하신 후 새로고침 하십시오.</p>
     <ul>
@@ -44,6 +44,8 @@ $exists_data_dir = true;
 if (!is_dir($data_path))
 {
 ?>
+<h1><?php echo G5_VERSION; ?> 설치를 위해 아래 내용을 확인해 주십시오.</h1>
+
 <div class="ins_inner">
     <p>
         루트 디렉토리에 아래로 <?php echo G5_DATA_DIR ?> 디렉토리를 생성하여 주십시오.<br />
diff --git a/install/install_config.php b/install/install_config.php
index 9e3f83596..fd9f34745 100644
--- a/install/install_config.php
+++ b/install/install_config.php
@@ -10,9 +10,9 @@ include_once ('../config.php');
 $title = G5_VERSION." 초기환경설정 2/3";
 include_once ('./install.inc.php');
 
-if (isset($_POST['agree']) && $_POST['agree'] != '동의함') {
-    echo "<div>라이센스(License) 내용에 동의하셔야 설치를 계속하실 수 있습니다.</div>".PHP_EOL;
-    echo "<div><a href=\"./\">뒤로가기</a></div>".PHP_EOL;
+if (!isset($_POST['agree']) || $_POST['agree'] != '동의함') {
+    echo "<div class=\"ins_inner\"><p>라이센스(License) 내용에 동의하셔야 설치를 계속하실 수 있습니다.</p>".PHP_EOL;
+    echo "<div class=\"inner_btn\"><a href=\"./\">뒤로가기</a></div></div>".PHP_EOL;
     exit;
 }
 ?>
diff --git a/install/install_db.php b/install/install_db.php
index 288f9f2b5..9854fee6a 100644
--- a/install/install_db.php
+++ b/install/install_db.php
@@ -28,17 +28,29 @@ $g5_shop_install= $_POST['g5_shop_install'];
 
 $dblink = @mysql_connect($mysql_host, $mysql_user, $mysql_pass);
 if (!$dblink) {
-    echo '<meta http-equiv="content-type" content="text/html; charset=utf-8">'.PHP_EOL;
-    echo '<div>MySQL Host, User, Password 를 확인해 주십시오.</div>'.PHP_EOL;
-    echo '<div><a href="./install_config.php">뒤로가기</a></div>'.PHP_EOL;
+?>
+
+<div class="ins_inner">
+    <p>MySQL Host, User, Password 를 확인해 주십시오.</p>
+    <div class="inner_btn"><a href="./install_config.php">뒤로가기</a></div>
+</div>
+
+<?php
+    include_once ('./install.inc2.php');
     exit;
 }
 
 $select_db = @mysql_select_db($mysql_db, $dblink);
 if (!$select_db) {
-    echo '<meta http-equiv="content-type" content="text/html; charset=utf-8">'.PHP_EOL;
-    echo '<div>MySQL DB 를 확인해 주십시오.</div>'.PHP_EOL;
-    echo '<div><a href="./install_config.php">뒤로가기</a></div>'.PHP_EOL;
+?>
+
+<div class="ins_inner">
+    <p>MySQL DB 를 확인해 주십시오.</p>
+    <div class="inner_btn"><a href="./install_config.php">뒤로가기</a></div>
+</div>
+
+<?php
+    include_once ('./install.inc2.php');
     exit;
 }
 
diff --git a/mobile/shop/orderform.php b/mobile/shop/orderform.php
index 96d02c7d8..11ebff5cb 100644
--- a/mobile/shop/orderform.php
+++ b/mobile/shop/orderform.php
@@ -908,7 +908,11 @@ $(function() {
     $("#od_coupon_btn").click(function() {
         $("#od_coupon_frm").remove();
         var $this = $(this);
-        var price = parseInt($("input[name=org_od_price]").val());
+        var price = parseInt($("input[name=org_od_price]").val()) - parseInt($("input[name=item_coupon]").val());
+        if(price <= 0) {
+            alert('상품금액이 0원이므로 쿠폰을 사용할 수 없습니다.');
+            return false;
+        }
         $.post(
             "./ordercoupon.php",
             { price: price },
diff --git a/shop/ordercoupon.php b/shop/ordercoupon.php
index 2a24a1e33..df5eba08f 100644
--- a/shop/ordercoupon.php
+++ b/shop/ordercoupon.php
@@ -4,7 +4,10 @@ include_once('./_common.php');
 if($is_guest)
     exit;
 
-$price = $_POST['price'];
+$price = (int)$_POST['price'];
+
+if($price <= 0)
+    die('상품금액이 0원이므로 쿠폰을 사용할 수 없습니다.');
 
 // 쿠폰정보
 $sql = " select *
diff --git a/shop/orderform.php b/shop/orderform.php
index feae24756..cc3f2c47b 100644
--- a/shop/orderform.php
+++ b/shop/orderform.php
@@ -1171,7 +1171,11 @@ $(function() {
     $("#od_coupon_btn").click(function() {
         $("#od_coupon_frm").remove();
         var $this = $(this);
-        var price = parseInt($("input[name=org_od_price]").val());
+        var price = parseInt($("input[name=org_od_price]").val()) - parseInt($("input[name=item_coupon]").val());
+        if(price <= 0) {
+            alert('상품금액이 0원이므로 쿠폰을 사용할 수 없습니다.');
+            return false;
+        }
         $.post(
             "./ordercoupon.php",
             { price: price },