diff --git a/bbs/list.php b/bbs/list.php
index ed02c8ad6..90c946368 100644
--- a/bbs/list.php
+++ b/bbs/list.php
@@ -18,6 +18,7 @@ if ($board['bo_use_category']) {
         $category = trim($categories[$i]);
         if ($category=='') continue;
         $category_option .= '<li><a href="'.($category_href."&amp;sca=".urlencode($category)).'"';
+        $category_msg = '';
         if ($category==$sca) { // 현재 선택된 카테고리라면
             $category_option .= ' id="bo_cate_on"';
             $category_msg = '<span class="sound_only">열린 분류 </span>';
diff --git a/mobile/skin/board/basic/list.skin.php b/mobile/skin/board/basic/list.skin.php
index 111da6f00..208fdd3ec 100644
--- a/mobile/skin/board/basic/list.skin.php
+++ b/mobile/skin/board/basic/list.skin.php
@@ -17,14 +17,12 @@ if ($is_nogood) $colspan++;
 <div id="bo_list<?php if ($is_admin) echo "_admin"; ?>">
 
     <?php if ($is_category) { ?>
-    <form name="fcategory" id="fcategory" method="get">
     <nav id="bo_cate">
         <h2><?php echo $board['bo_subject'] ?> 카테고리</h2>
         <ul id="bo_cate_ul">
             <?php echo $category_option ?>
         </ul>
     </nav>
-    </form>
     <?php } ?>
 
     <div class="bo_fx">
diff --git a/mobile/skin/board/gallery/list.skin.php b/mobile/skin/board/gallery/list.skin.php
index a6478a10f..01a1ff692 100644
--- a/mobile/skin/board/gallery/list.skin.php
+++ b/mobile/skin/board/gallery/list.skin.php
@@ -12,14 +12,12 @@ include_once(G5_LIB_PATH.'/thumbnail.lib.php');
 <div id="bo_gall">
 
     <?php if ($is_category) { ?>
-    <form name="fcategory" id="fcategory" method="get">
     <nav id="bo_cate">
         <h2><?php echo $board['bo_subject'] ?> 카테고리</h2>
         <ul id="bo_cate_ul">
             <?php echo $category_option ?>
         </ul>
     </nav>
-    </form>
     <?php } ?>
 
     <div class="bo_fx">
diff --git a/skin/board/basic/list.skin.php b/skin/board/basic/list.skin.php
index 79533d75c..3f4e518b5 100644
--- a/skin/board/basic/list.skin.php
+++ b/skin/board/basic/list.skin.php
@@ -18,14 +18,12 @@ if ($is_nogood) $colspan++;
 
     <!-- 게시판 카테고리 시작 { -->
     <?php if ($is_category) { ?>
-    <form name="fcategory" id="fcategory" method="get">
     <nav id="bo_cate">
         <h2><?php echo $board['bo_subject'] ?> 카테고리</h2>
         <ul id="bo_cate_ul">
             <?php echo $category_option ?>
         </ul>
     </nav>
-    </form>
     <?php } ?>
     <!-- } 게시판 카테고리 끝 -->
 
diff --git a/skin/board/gallery/list.skin.php b/skin/board/gallery/list.skin.php
index e9cf4a1c2..9d1b7d417 100644
--- a/skin/board/gallery/list.skin.php
+++ b/skin/board/gallery/list.skin.php
@@ -11,14 +11,12 @@ include_once(G5_LIB_PATH.'/thumbnail.lib.php');
 <div id="bo_gall" style="width:<?php echo $width; ?>">
 
     <?php if ($is_category) { ?>
-    <form name="fcategory" id="fcategory" method="get">
     <nav id="bo_cate">
         <h2><?php echo $board['bo_subject'] ?> 카테고리</h2>
         <ul id="bo_cate_ul">
             <?php echo $category_option ?>
         </ul>
     </nav>
-    </form>
     <?php } ?>
 
     <div class="bo_fx">