diff --git a/adm/boardgroupmember_form.php b/adm/boardgroupmember_form.php
index 3db788b2e..ecd8fb543 100644
--- a/adm/boardgroupmember_form.php
+++ b/adm/boardgroupmember_form.php
@@ -18,6 +18,15 @@ $colspan = 4;
 
 <div class="cbox">
     <p>아이디 <?=$mb['mb_id']?>, 이름 <?=$mb['mb_name']?>, 별명 <?=$mb['mb_nick']?>님이 접근가능한 그룹 목록</p>
+    <form id="fboardgroupmember" name="fboardgroupmember" method="post" action="./boardgroupmember_update.php" onsubmit="return fboardgroupmember_submit(this);">
+    <input type="hidden" id="sst" name="sst" value="<?=$sst?>">
+    <input type="hidden" id="sod" name="sod" value="<?=$sod?>">
+    <input type="hidden" id="sfl" name="sfl" value="<?=$sfl?>">
+    <input type="hidden" id="stx" name="stx" value="<?=$stx?>">
+    <input type="hidden" id="page" name="page" value="<?=$page?>">
+    <input type="hidden" id="token" name="token" value="<?=$token?>">
+    <input type="hidden" id="mb_id" name="mb_id" value="<?=$mb['mb_id']?>">
+    <input type="hidden" id="w" name="w" value="d">
     <table>
     <thead>
     <tr>
@@ -41,7 +50,7 @@ $colspan = 4;
         $s_del = '<a href="javascript:post_delete(\'boardgroupmember_update.php\', \''.$row['gm_id'].'\');">삭제</a>';
     ?>
     <tr>
-        <td class="td_chk"><input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$i?>" title="<?=$row['gr_subject']?> 그룹 선택"></td>
+        <td class="td_chk"><input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$row['gm_id']?>" title="<?=$row['gr_subject']?> 그룹 선택"></td>
         <td class="td_grid"><a href="<?=$g4['bbs_path']?>/group.php?gr_id=<?=$row['gr_id']?>"><?=$row['gr_id']?></a></td>
         <td class="td_category"><?=$row['gr_subject']?></td>
         <td class="td_time"><?=$row['gm_datetime']?></td>
@@ -60,6 +69,7 @@ $colspan = 4;
     <div class="btn_list">
         <input type="submit" name="" value="선택삭제">
     </div>
+    </form>
 </div>
 
 <form id="fboardgroupmember_form" name="fboardgroupmember_form" method="post" action="./boardgroupmember_update.php" onsubmit="return boardgroupmember_form_check(this)">
@@ -71,11 +81,11 @@ $colspan = 4;
     <select id="gr_id" name="gr_id">
     <option value="">접근가능 그룹을 선택하세요.</option>
     <?
-    $sql = " select * 
+    $sql = " select *
                 from {$g4['group_table']}
                 where gr_use_access = 1 ";
     //if ($is_admin == 'group') {
-    if ($is_admin != 'super') 
+    if ($is_admin != 'super')
         $sql .= " and gr_admin = '{$member['mb_id']}' ";
     $sql .= " order by gr_id ";
     $result = sql_query($sql);
@@ -90,6 +100,16 @@ $colspan = 4;
 </form>
 
 <script>
+function fboardgroupmember_submit(f)
+{
+    if (!is_checked("chk[]")) {
+        alert("선택삭제 하실 항목을 하나 이상 선택하세요.");
+        return false;
+    }
+
+    return true;
+}
+
 function boardgroupmember_form_check(f)
 {
     if (f.gr_id.value == '') {
@@ -101,31 +121,6 @@ function boardgroupmember_form_check(f)
 }
 </script>
 
-<script>
-// POST 방식으로 삭제
-function post_delete(action_url, val)
-{
-    var f = document.fpost;
-
-    if(confirm("한번 삭제한 자료는 복구할 방법이 없습니다.\n\n정말 삭제하시겠습니까?")) {
-        f.gm_id.value = val;
-        f.action      = action_url;
-        f.submit();
-    }
-}
-</script>
-
-<form id="fpost" name="fpost" method="post">
-<input type="hidden" id="sst" name="sst" value="<?=$sst?>">
-<input type="hidden" id="sod" name="sod" value="<?=$sod?>">
-<input type="hidden" id="sfl" name="sfl" value="<?=$sfl?>">
-<input type="hidden" id="stx" name="stx" value="<?=$stx?>">
-<input type="hidden" id="page" name="page" value="<?=$page?>">
-<input type="hidden" id="token" name="token" value="<?=$token?>">
-<input type="hidden" id="w" name="w" value="d">
-<input type="hidden" id="gm_id" name="gm_id">
-</form>
-
 <?
 include_once('./admin.tail.php');
 ?>
diff --git a/adm/boardgroupmember_list.php b/adm/boardgroupmember_list.php
index 07db63fa0..11a98e6ff 100644
--- a/adm/boardgroupmember_list.php
+++ b/adm/boardgroupmember_list.php
@@ -61,7 +61,7 @@ $colspan = 7;
     <legend><?=$gr['gr_subject']?>(아이디 <?=$gr['gr_id']?>)에서 검색</legend>
     <label for="sfl">검색대상</label>
     <select id="sfl" name="sfl">
-        <option value='a.mb_id'>회원아이디</option>
+        <option value='a.mb_id' <?=get_selected("a.mb_id", $_GET['sfl']);?>>회원아이디</option>
     </select>
     <input type="text" id="stx" name="stx" class="required frm_input" required value="<? echo $stx ?>" title="검색어(필수)">
     <input type="submit" class="btn_submit" value="검색">
@@ -70,6 +70,15 @@ $colspan = 7;
 
 <section class="cbox">
     <h2><?=$gr['gr_subject']?> 그룹에 접근가능한 회원 목록 (그룹아이디:<?=$gr['gr_id']?>)</h2>
+    <form id="fboardgroupmember" name="fboardgroupmember" method="post" action="./boardgroupmember_update.php" onsubmit="return fboardgroupmember_submit(this);">
+    <input type="hidden" name="sst" value="<?=$sst?>">
+    <input type="hidden" name="sod" value="<?=$sod?>">
+    <input type="hidden" name="sfl" value="<?=$sfl?>">
+    <input type="hidden" name="stx" value="<?=$stx?>">
+    <input type="hidden" name="page" value="<?=$page?>">
+    <input type="hidden" name="token" value="<?=$token?>">
+    <input type="hidden" name="gr_id" value="<?=$gr_id?>">
+    <input type="hidden" name="w" value="ld">
     <table>
     <thead>
     <tr>
@@ -98,7 +107,7 @@ $colspan = 7;
         $mb_nick = get_sideview($row['mb_id'], $row['mb_nick'], $row['mb_email'], $row['mb_homepage']);
     ?>
     <tr>
-        <td class="td_chk"><input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$i?>" title="<?=$row['mb_nick']?> 회원 선택"></td>
+        <td class="td_chk"><input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$row['gm_id']?>" title="<?=$row['mb_nick']?> 회원 선택"></td>
         <td class="td_grid"><?=$group?></td>
         <td class="td_mbid"><?=$row['mb_id']?></td>
         <td class="td_mbname"><?=$row['mb_name']?></td>
@@ -120,40 +129,23 @@ $colspan = 7;
     <div class="btn_list">
         <input type="submit" name="" value="선택삭제">
     </div>
+    </form>
 </section>
 
 <?=get_paging($config['cf_write_pages'], $page, $total_page, "{$_SERVER['PHP_SELF']}?$qstr&amp;gr_id=$gr_id&page=");?>
 
-<?
-if (isset($stx))
-    echo '<script>document.fsearch.sfl.value = "'.$sfl.'";</script>';
-?>
-
 <script>
-// POST 방식으로 삭제
-function post_delete(action_url, val)
+function fboardgroupmember_submit(f)
 {
-    var f = document.fpost;
-
-    if(confirm("한번 삭제한 자료는 복구할 방법이 없습니다.\n\n정말 삭제하시겠습니까?")) {
-        f.gm_id.value = val;
-        f.action      = action_url;
-        f.submit();
+    if (!is_checked("chk[]")) {
+        alert("선택삭제 하실 항목을 하나 이상 선택하세요.");
+        return false;
     }
+
+    return true;
 }
 </script>
 
-<form id="fpost" name="fpost" method="post">
-<input type="hidden" name="sst" value="<?=$sst?>">
-<input type="hidden" name="sod" value="<?=$sod?>">
-<input type="hidden" name="sfl" value="<?=$sfl?>">
-<input type="hidden" name="stx" value="<?=$stx?>">
-<input type="hidden" name="page" value="<?=$page?>">
-<input type="hidden" name="token" value="<?=$token?>">
-<input type="hidden" name="w" value="listdelete">
-<input type="hidden" name="gm_id">
-</form>
-
 <?
 include_once('./admin.tail.php');
 ?>
diff --git a/adm/boardgroupmember_update.php b/adm/boardgroupmember_update.php
index 8847d3d6b..4e1afb85c 100644
--- a/adm/boardgroupmember_update.php
+++ b/adm/boardgroupmember_update.php
@@ -37,25 +37,33 @@ if ($w == '')
         sql_query($sql);
     }
 }
-else if ($w == 'd' || $w == 'listdelete')
+else if ($w == 'd' || $w == 'ld')
 {
     auth_check($auth[$sub_menu], 'd');
-    $sql = " select * from {$g4['group_member_table']} where gm_id = '{$_POST['gm_id']}' ";
-    $gm = sql_fetch($sql);
-    if (!$gm['gm_id']) {
-        alert('존재하지 않는 자료입니다.');
-    }
+
+    $count = count($_POST['chk']);
+    if(!$count)
+        alert('삭제할 목록을 하나이상 선택해 주세요.');
 
     check_token();
 
-    $gr_id = $gm['gr_id'];
-    $mb_id = $gm['mb_id'];
+    for($i=0; $i<$count; $i++) {
+        $gm_id = $_POST['chk'][$i];
+        $sql = " select * from {$g4['group_member_table']} where gm_id = '$gm_id' ";
+        $gm = sql_fetch($sql);
+        if (!$gm['gm_id']) {
+            if($count == 1)
+                alert('존재하지 않는 자료입니다.');
+            else
+                continue;
+        }
 
-    $sql = " delete from {$g4['group_member_table']} where gm_id = '{$_POST['gm_id']}' ";
-    sql_query($sql);
+        $sql = " delete from {$g4['group_member_table']} where gm_id = '$gm_id' ";
+        sql_query($sql);
+    }
 }
 
-if ($w == 'listdelete')
+if ($w == 'ld')
     goto_url('./boardgroupmember_list.php?gr_id='.$gr_id);
 else
     goto_url('./boardgroupmember_form.php?mb_id='.$mb_id);