상단 메뉴 부분에 생긴 이것은 무엇???

<!-- 상단 시작 { --><div id="hd" style="background-image:url(<?php echo G5_IMG_URL ?>/top_bg.jpg)">    <h1 id="hd_h1"><?php echo $g5['title'] ?></h1>    <div id="skip_to_container"><a href="#container">본문 바로가기</a></div>    <?php    if(defined('_INDEX_')) { // index에서만 실행        include G5_BBS_PATH.'/newwin.inc.php'; // 팝업레이어    }    ?>    <div id="hd_wrapper">     <div id="logo">            <div style="text-align:center">            <img src="<?php echo G5_IMG_URL ?>/top.jpg" usemap="#Map" border="0" />            <map name="Map" id="Map">              <area shape="rect" coords="360,10,616,136" href="#" />            </map>            </div>               <div style="float:left;margin-left:300px">                         <!--- <img src="<?php ## echo G5_IMG_URL ?>/menu.jpg" width="628" height="40" /> --->                            <img src="img/menu.jpg" width="628" height="40" />                        </div>                                                <div style="float:left; margin-top:10px; margin-bottom:10px;margin-left:100px">                      <fieldset id="hd_sch">                        <legend>사이트 내 전체검색</legend>                        <form action="<?php echo G5_BBS_URL ?>/search.php" method="get" name="fsearchbox" id="fsearchbox" onsubmit="return fsearchbox_submit(this);">                          <input type="hidden" name="sfl" value="wr_subject||wr_content" />                          <input type="hidden" name="sop" value="and" />                          <label for="sch_stx" class="sound_only">검색어<strong class="sound_only">필수</strong></label>                          <input type="text" name="stx" id="sch_stx" maxlength="20" />                          <input type="image" src="<?php echo G5_IMG_URL ?>/btn_search.jpg" id="sch_submit" value="검색" />                        </form>                        <script>                            function fsearchbox_submit(f)                            {                                if (f.stx.value.length < 2) {                                    alert("검색어는 두글자 이상 입력하십시오.");                                    f.stx.select();                                    f.stx.focus();                                    return false;                                }                                                // 검색에 많은 부하가 걸리는 경우 이 주석을 제거하세요.                                var cnt = 0;                                for (var i=0; i<f.stx.value.length; i++) {                                    if (f.stx.value.charAt(i) == ' ')                                        cnt++;                                }                                                if (cnt > 1) {                                    alert("빠른 검색을 위하여 검색어에 공백은 한개만 입력할 수 있습니다.");                                    f.stx.select();                                    f.stx.focus();                                    return false;                                }                                                return true;                            }                            </script>                      </fieldset>                    </div>      </div>         </div>    </div></div><!-- } 상단 끝 -->​

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