diff --git a/adm/boardgroup_list.php b/adm/boardgroup_list.php
index 25bea246e..49065e2ba 100644
--- a/adm/boardgroup_list.php
+++ b/adm/boardgroup_list.php
@@ -94,12 +94,13 @@ var list_update_php = "./boardgroup_list_update.php";
         접근사용 옵션은 해당 그룹에 속한 모든 게시판에 적용됩니다.
     </p>
 
-    <form id="fboardgrouplist" name="fboardgrouplist" method="post">
+    <form id="fboardgrouplist" name="fboardgrouplist" method="post" action="./boardgroup_list_update.php">
     <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?>">
 
     <table class="tbl_gr_list">
     <thead>
@@ -136,8 +137,7 @@ var list_update_php = "./boardgroup_list_update.php";
 
     <tr>
         <td class="td_chk">
-            <input type="hidden" id="gr_id" name="gr_id[<?=$i?>]" value="<?=$row['gr_id']?>">
-            <input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$i?>" title="<?=$row['gr_subject']?> 그룹선택">
+            <input type="checkbox" id="chk_<?=$i?>" name="chk[]" value="<?=$row['gr_id']?>" title="<?=$row['gr_subject']?> 그룹선택">
         </td>
         <td><a href="<?=$g4['bbs_path']?>/group.php?gr_id=<?=$row['gr_id']?>"><?=$row['gr_id']?></a></td>
         <td>
@@ -172,10 +172,8 @@ var list_update_php = "./boardgroup_list_update.php";
     </table>
 
     <div class="btn_list">
-        <button>선택수정</button>
-        <button>선택삭제</button>
-        <button onclick="btn_check(this.form, 'update')">선택수정</button>
-        <!-- <button onclick="btn_check(this.form, 'delete')">선택삭제</button> -->
+        <input type="submit" name="act_button" value="선택수정">
+        <input type="submit" name="act_button" value="선택삭제">
         <a href="./boardgroup_form.php">게시판그룹 추가</a>
     </div>
     </form>
diff --git a/adm/boardgroup_list_update.php b/adm/boardgroup_list_update.php
index fb2054a0f..cd263604c 100644
--- a/adm/boardgroup_list_update.php
+++ b/adm/boardgroup_list_update.php
@@ -6,20 +6,36 @@ check_demo();
 
 auth_check($auth[$sub_menu], 'w');
 
-for ($i=0; $i<count($_POST['chk']); $i++)
-{
-    // 실제 번호를 넘김
-    $k = $_POST['chk'][$i];
+$count = count($_POST['chk']);
 
-    $sql = " update {$g4['group_table']}
-                set gr_subject    = '{$_POST['gr_subject'][$k]}',
-                    gr_use        = '{$_POST['gr_use'][$k]}',
-                    gr_admin      = '{$_POST['gr_admin'][$k]}',
-                    gr_use_access = '{$_POST['gr_use_access'][$k]}'
-              where gr_id         = '{$_POST['gr_id'][$k]}' ";
-    if ($is_admin != 'super')
-        $sql .= " and gr_admin    = '{$_POST['gr_admin'][$k]}' ";
-    sql_query($sql);
+if(!$count)
+    alert($_POST['act_button'].'할 게시판그룹을 1개이상 선택해 주세요.');
+
+for ($i=0; $i<$count; $i++)
+{
+    $gr_id = $_POST['chk'][$i];
+
+    if($_POST['act_button'] == '선택수정') {
+        $sql = " update {$g4['group_table']}
+                    set gr_subject    = '{$_POST['gr_subject'][$k]}',
+                        gr_use        = '{$_POST['gr_use'][$k]}',
+                        gr_admin      = '{$_POST['gr_admin'][$k]}',
+                        gr_use_access = '{$_POST['gr_use_access'][$k]}'
+                  where gr_id         = '{$_POST['gr_id'][$k]}' ";
+        if ($is_admin != 'super')
+            $sql .= " and gr_admin    = '{$_POST['gr_admin'][$k]}' ";
+        sql_query($sql);
+    } else if($_POST['act_button'] == '선택삭제') {
+        $row = sql_fetch(" select count(*) as cnt from {$g4['board_table']} where gr_id = '$gr_id' ");
+        if ($row['cnt'])
+            alert("이 그룹에 속한 게시판이 존재하여 게시판 그룹을 삭제할 수 없습니다.\\n\\n이 그룹에 속한 게시판을 먼저 삭제하여 주십시오.", './board_list.php?sfl=gr_id&amp;stx='.$gr_id);
+
+        // 그룹 삭제
+        sql_query(" delete from {$g4['group_table']} where gr_id = '$gr_id' ");
+
+        // 그룹접근 회원 삭제
+        sql_query(" delete from {$g4['group_member_table']} where gr_id = '$gr_id' ");
+    }
 }
 
 goto_url('./boardgroup_list.php?'.$qstr);