검색기능 제거하시려면 그냥 검색창 부분 태그만 지워버리시고

검색에서 안나타나게 하시려면 sql문 where절에서 비밀글 체크된 필드를 제외시키시면 됩니다.

해당스킨 list.skin.php 하단부분에 보시면

 <!-- 검색 -->
    <div class="board_search">
        <form name="fsearch" method="get">
        <input type="hidden" name="bo_table" value="<?=$bo_table?>">
        <input type="hidden" name="sca"      value="<?=$sca?>">
        <select class="ed" name="sfl">
            <option value="wr_subject">제목</option>
            <option value="wr_content">내용</option>
            <option value="wr_subject||wr_content">제목+내용</option>
            <option value="wr_name,1">글쓴이</option>
        </select>
        <input name="stx" class="ed" maxlength="15" itemname="검색어" required value='<?=stripslashes($stx)?>'>
        <input type="image" src="<?=$board_skin_path?>/img/btn_search.gif" border='0' align="absmiddle">
        <input type="radio" name="sop" value="and">and
        <input type="radio" name="sop" value="or">or
        </form>
    </div>

</td></tr></table>

<script type="text/javascript">
if ('<?=$sca?>') document.fcategory.sca.value = '<?=$sca?>';
if ('<?=$stx?>') {
    document.fsearch.sfl.value = '<?=$sfl?>';

    if ('<?=$sop?>' == 'and')
        document.fsearch.sop[0].checked = true;

    if ('<?=$sop?>' == 'or')
        document.fsearch.sop[1].checked = true;
} else {
    document.fsearch.sop[0].checked = true;
}
</script>

이 줄 보이실겁니다.

----------------------------------------------------  여기부터
 <!-- 검색 -->
    <div class="board_search">
        <form name="fsearch" method="get">
        <input type="hidden" name="bo_table" value="<?=$bo_table?>">
        <input type="hidden" name="sca"      value="<?=$sca?>">
        <select class="ed" name="sfl">
            <option value="wr_subject">제목</option>
            <option value="wr_content">내용</option>
            <option value="wr_subject||wr_content">제목+내용</option>
            <option value="wr_name,1">글쓴이</option>
        </select>
        <input name="stx" class="ed" maxlength="15" itemname="검색어" required value='<?=stripslashes($stx)?>'>
        <input type="image" src="<?=$board_skin_path?>/img/btn_search.gif" border='0' align="absmiddle">
        <input type="radio" name="sop" value="and">and
        <input type="radio" name="sop" value="or">or
        </form>
    </div>
---------------------------------------------------------------- 여기까지 삭제
</td></tr></table>

---------------------------------------------------------------여기부터
<script type="text/javascript">
if ('<?=$sca?>') document.fcategory.sca.value = '<?=$sca?>';
if ('<?=$stx?>') {
    document.fsearch.sfl.value = '<?=$sfl?>';

    if ('<?=$sop?>' == 'and')
        document.fsearch.sop[0].checked = true;

    if ('<?=$sop?>' == 'or')
        document.fsearch.sop[1].checked = true;
} else {
    document.fsearch.sop[0].checked = true;
}
</script>

-----------------------------------------------------------  여기까지 삭제