diff --git a/bbs/delete.php b/bbs/delete.php
index 166c198af..21ec46c15 100644
--- a/bbs/delete.php
+++ b/bbs/delete.php
@@ -117,6 +117,7 @@ sql_query(" delete from {$g4['board_new_table']} where bo_table = '$bo_table' an
 // 스크랩 삭제
 sql_query(" delete from {$g4['scrap_table']} where bo_table = '$bo_table' and wr_id = '{$write['wr_id']}' ");
 
+/*
 // 공지사항 삭제
 $notice_array = explode("\n", trim($board['bo_notice']));
 $bo_notice = "";
@@ -124,6 +125,8 @@ for ($k=0; $k<count($notice_array); $k++)
     if ((int)$write[wr_id] != (int)$notice_array[$k])
         $bo_notice .= $notice_array[$k] . "\n";
 $bo_notice = trim($bo_notice);
+*/
+$bo_notice = board_notice($board['bo_notice'], $write['wr_id']);
 sql_query(" update {$g4['board_table']} set bo_notice = '$bo_notice' where bo_table = '$bo_table' ");
 
 // 글숫자 감소
diff --git a/bbs/delete_all.php b/bbs/delete_all.php
index 5de1ae4fc..498e0ab05 100644
--- a/bbs/delete_all.php
+++ b/bbs/delete_all.php
@@ -130,6 +130,7 @@ for ($i=count($tmp_array)-1; $i>=0; $i--)
     // 스크랩 삭제
     sql_query(" delete from {$g4['scrap_table']} where bo_table = '$bo_table' and wr_id = '{$write['wr_id']}' ");
 
+    /*
     // 공지사항 삭제
     $notice_array = explode(',', trim($board['bo_notice']));
     $bo_notice = "";
@@ -137,6 +138,8 @@ for ($i=count($tmp_array)-1; $i>=0; $i--)
         if ((int)$write['wr_id'] != (int)$notice_array[$k])
             $bo_notice .= $notice_array[$k].',';
     $bo_notice = trim($bo_notice);
+    */
+    $bo_notice = board_notice($board['bo_notice'], $write['wr_id']);
     sql_query(" update {$g4['board_table']} set bo_notice = '$bo_notice' where bo_table = '$bo_table' ");
     $board['bo_notice'] = $bo_notice;
 }
diff --git a/bbs/write_update.php b/bbs/write_update.php
index 32831a68d..a7491103c 100644
--- a/bbs/write_update.php
+++ b/bbs/write_update.php
@@ -53,7 +53,7 @@ $w = $_POST['w'];
 $wr_link1 = escape_trim(strip_tags($_POST['wr_link1']));
 $wr_link2 = escape_trim(strip_tags($_POST['wr_link2']));
 
-$notice_array = explode(',', trim($board['bo_notice']));
+$notice_array = explode(",", $board['bo_notice']);
 
 if ($w == 'u' || $w == 'r') {
     $wr = get_write($write_table, $wr_id);
@@ -454,6 +454,7 @@ if ($w == '' || $w == 'r') {
     $sql = " update {$write_table} set ca_name = '{$ca_name}' where wr_parent = '{$wr['wr_id']}' ";
     sql_query($sql);
 
+    /*
     if ($notice) {
         //if (!preg_match("/[^0-9]{0,1}{$wr_id}[\r]{0,1}/",$board['bo_notice']))
         if (!in_array((int)$wr_id, $notice_array)) {
@@ -469,6 +470,10 @@ if ($w == '' || $w == 'r') {
         //$bo_notice = preg_replace("/^".$wr_id."[\n]?$/m", "", $board['bo_notice']);
         sql_query(" update {$g4['board_table']} set bo_notice = '{$bo_notice}' where bo_table = '{$bo_table}' ");
     }
+    */
+
+    $bo_notice = board_notice($board['bo_notice'], $wr_id, $notice);
+    sql_query(" update {$g4['board_table']} set bo_notice = '{$bo_notice}' where bo_table = '{$bo_table}' ");
 }
 
 // syndication ping
diff --git a/lib/common.lib.php b/lib/common.lib.php
index 708774565..2cc4c0874 100644
--- a/lib/common.lib.php
+++ b/lib/common.lib.php
@@ -1983,6 +1983,7 @@ function hyphen_hp_number($hp)
 }
 
 
+// 로그인 후 이동할 URL
 function login_url($url='')
 {
     if (!$url) $url = G4_URL;
@@ -1991,6 +1992,7 @@ function login_url($url='')
 }
 
 
+// $dir 을 포함하여 https 또는 http 주소를 반환한다.
 function https_url($dir, $https=true)
 {
     if ($https) {
@@ -2009,4 +2011,24 @@ function https_url($dir, $https=true)
 
     return $url;
 }
+
+
+// 게시판의 공지사항을 , 로 구분하여 업데이트 한다.
+function board_notice($bo_notice, $wr_id, $insert=false)
+{
+    $notice_array = explode(",", trim($bo_notice));
+    $notice_array = array_merge(array($wr_id), $notice_array);
+    $notice_array = array_unique($notice_array);
+    foreach ($notice_array as $key=>$value) {
+        if (!trim($value))
+            unset($notice_array[$key]);
+    }
+    if (!$insert) {
+        foreach ($notice_array as $key=>$value) {
+            if ((int)$value == (int)$wr_id)
+                unset($notice_array[$key]);
+        }
+    }
+    return implode(",", $notice_array);
+}
 ?>
\ No newline at end of file