Warning: include_once(/volume2/web/iteach4u/htdocs/2017/_include/top.php): Failed to open stream: No such file or directory in /volume2/web/iteach4u/htdocs/2017/bullets/_header.php on line 3

Warning: include_once(): Failed opening '/volume2/web/iteach4u/htdocs/2017/_include/top.php' for inclusion (include_path='.:/usr/share/pear') in /volume2/web/iteach4u/htdocs/2017/bullets/_header.php on line 3
<style>
.tab-menu {
	border-bottom: 2px solid #DFF9DF;
	margin-bottom: 10px;
}
.tab-menu ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
}
.tab-menu li {
	margin-right: 5px;
}
.tab-menu a {
	display: block;
	padding: 10px 20px;
	text-decoration: none;
	color: #666;
	background: #F7FDF7;
	border: 1px solid #DFF9DF;
	border-bottom: none;
	border-radius: 5px 5px 0 0;
	font-size: 14px;
}
.tab-menu a:hover {
	background: #DFF9DF;
	color: #333;
}
.tab-menu a.active {
	background: #DFF9DF;
	color: #000;
	font-weight: bold;
	border-bottom: 2px solid #DFF9DF;
	margin-bottom: -2px;
}
.admin-info {
	font-size: 12px;
}
.admin-info table {
	font-size: 12px;
}
.admin-info b {
	font-size: 13px;
}
</style>
<div id="wrapper">
	<div class="snb">
		<!-- 로그인 -->
		<script>
function login_check() {
	if( document.loginForm.userid.value < 4 ) {
		alert("ID를 입력하여 주십시요");
		document.loginForm.userid.focus();
		return false;
	}
	if(!document.loginForm.pwd.value) {
		alert("Password를 입력하여 주십시요");
		document.loginForm.pwd.focus();
		return false;
	}
	return true;
}
</script>

<!-- 로그인 -->
<div class="login">
	<form name="loginForm" method="post" action="/2017/_include/login_ok.php" onsubmit="return login_check();" target="tmpiframe">
		<input type="hidden" name="authkey" value="LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YXV0aGtleT1Mekl3TVRjdlluVnNiR1YwY3k5cGJtUmxlQzV3YUhBJTJGWW1KelgyNXZQVEVtYm04OU16QTFNRGclM0QmYmJzX25vPTEmbm89MzA0ODA=">
		<input type="text" name="userid" id="id" required>
		<input type="password" name="pwd" id="pw" required>
		<input type="submit" value="로그인">
		<div>
			<input type="checkbox" name="autologin" value=1 id="save"><label for="save">자동로그인</label>
			<a href="https://www.iteach4u.kr/2017/mypage/join.php">회원가입</a>&nbsp;|&nbsp;	 <a href="/2017/mypage/find.php">ID/PW찾기</a>
		</div>
	</form>
    <div class="util_box">
        <div class="left">
			<a href="/php/oauth2/login/start.php?social=google&authkey=LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YmJzX25vPTEmbm89MzA1MDg="><img src="/php/oauth2/login/google_img.png" height="40" /></a>
			<a href="/php/oauth2/login/start.php?social=kakao&authkey=LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YmJzX25vPTEmbm89MzA1MDg="><img src="/php/oauth2/login/kakao_img.jpg" height="40"></a>
          	<a href="/php/oauth2/login/start.php?social=naver&authkey=LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YmJzX25vPTEmbm89MzA1MDg="><img src="/php/oauth2/login/naver_img.jpg" height="40"></a>
        </div>
    </div>
</div>
		<!-- login end -->
        <div class="snb_nav">
            <div class="title">
              <p>iteach4u 스퀘어</p>
              <h3>커뮤니티</h3>
            </div>
            <ul class="snb_ul">
                <li class="snb_li">
                    <a href="/2017/bullets/?bbs_no=1">게시판</a>
                    <ul class="deth2">
                        <li>
                        	<a href="/2017/bullets/?bbs_no=1">스퀘어[통합 게시판]</a>
                            <a href="https://t.me/iteach4u_Official">텔레그램 채팅방</a>
                            <a href="/2017/bullets/teacher.php">과외선생님등록</a>
                            <a href="/2017/bullets/student.php">과외학생등록</a>
                            <a href="/2017/bullets/chat.php">채팅방</a>
                        </li>
                    </ul>
                </li>
            </ul>
        </div>
    </div><!-- snb end -->
	<div class="container">
		<article>   
            <div class="tab-menu">
                <ul>
                    <li><a href="/2017/bullets/?bbs_no=1" class="active">메인게시판</a></li>
                                    </ul>
            </div><div class="admin-info">
<img src="/img/blank.gif" height=5><br />
<table width="100%" cellpadding=3 cellspacing=0 style="border:1 solid #CCCCCC" align="center">
  <tr bgcolor="#DFF9DF">
	<td style="padding:5px" align=left><b>자유게시판</b></td>
	<td align=right><table cellpadding=0 cellspacing=0 border=0><tr><td>게시판관리자&nbsp;&nbsp;</td><td> <img src="/data/member_picture/community/a.gif" align=absmiddle> <span onmousedown="showNameLayer('layer_name1','visible', event)" style="cursor:pointer;"><b><font color=#555555>BMaster</font></b></span></td></tr></table></td>
  </tr>
  <tr bgcolor="#F7FDF7">
	<td style="padding:3px" colspan=2><p>
	자유토론방은? 서로 노닥거리는 자잘한 얘깃거리들을 뜻합니다.<br />
	이 게시판은 여러주제로 대부분의 글들을 쓰실수있습니다.</p>
</td>
  </tr>
</table></div>
<script>
function favorites(no) {
	window.open('action/_favorites_ok.php?no='+ no + '&skindir=/2017/bullets/skin/default/','tmpiframe');
}
function favoritesDelete(no) {
	window.open('action/_favorites_delete_ok.php?no='+ no + '&skindir=/2017/bullets/skin/default/','tmpiframe');
}
</script>
<script>
function check_comment_submit() {
	var member_no = 0;
	if( member_no == 0 ) {
		if(document.commWriteForm.name.value.length < 1) {
			alert('댓글 쓰는이의 이름을 쓰세요.');
			document.commWriteForm.name.focus();
			return false;
		}
		if(document.commWriteForm.pwd.value.length < 1) {
			alert('글수정/삭제시 필요한 비밀번호를 쓰세요.');
			document.commWriteForm.pwd.focus();
			return false;
		}
		if(document.commWriteForm.zsfCode.value.length < 1) {
			alert('자동등록 방지란을 기입하세요.');
			document.commWriteForm.zsfCode.focus();
			return false;
		}
	}

	if(document.commWriteForm.memo.value.length < 1) {
		alert("코멘트 내용을 쓰세요.");
		document.commWriteForm.memo.focus();
		return false;
	}
	return true;
}
</script>

<table class="table_board_v">
	<colgroup>
		<col width="15%">
		<col width="35%">
		<col width="15%">
		<col width="35%">
	</colgroup>
	<tr>
		<th>주제</th>
		<td colspan="3" class="left pl15" ><span id="favorites30480"><img src="/2017/bullets/skin/default/img/star.gif" style="cursor:pointer" onClick="favorites(30480)" /></span> <b>고등 수학  2015년 개정 기하와벡터 실력정석 요청합니다</b></td>
	</tr>
	<tr>
		<th>닉네임</th>
		<td class="left pl15"><span onmousedown="showNameLayer('layer_name4','visible', event)" style="cursor:pointer;"><b><font color=#555555>오리온대성운</font></b></span>&nbsp;<a href="search.php?keykind=b.ismember&keyword=508337"><img src="/2017/bullets/skin/default/img/myArticle.gif" align=absbottom border=0></a>&nbsp;&nbsp;</td>
		<th>조회</th>
		<td>4853회, 작성일:2019-01-02 18:49</td>
	</tr>
	  <tr>
		<td colspan="4" class="left p25" style="line-height:26px">
    <ins class="adsbygoogle" style="display:inline-block;width:336px;height:280px" data-ad-client="ca-pub-4646399414952018" data-ad-slot="2986482262"></ins><script>(adsbygoogle = window.adsbygoogle || []).push({});</script>                          <p>&nbsp;</p><p><br></p><p><br></p><p>고등 수학&nbsp; 2015년 개정 기하와벡터 실력정석 요청합니다.</p>			</tr>
</table>
<!-- sns -->
<table class='comment'>
	<tr>
		<td class="user">댓글 0개 <a href="action/_like_ok.php?no=30480" target="tmpiframe"><img src="/2017/bullets/skin/default/img/likeComment.gif" title="좋아요" alt="좋아요" /></a>(<span id="likeLayer">0</span>) <a href="action/_scrap_ok.php?bbs_no=1&category=18&no=30480" target="tmpiframe"><font color="#008000">스크랩</font></a>(<span id="scrapLayer">0</span>)</td>
		<td align=right bgcolor="#F2FEF1"></td>
	</tr>
</table>
<br /><table cellspacing=1 cellpadding=3 border=0 bgcolor=#CCCCCC class=table_st1><tr><td bgcolor=#F1F1F1>윗 글</td><td bgcolor=#FFFBF7><a href="?bbs_no=1&no=30481&authkey=LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YmJzX25vPTEmbm89MzA1MDg=">가입인사</a></td><td bgcolor=#FFFBF7><span onmousedown="showNameLayer('layer_name2','visible', event)" style="cursor:pointer;"><b><font color=#555555>Defwhwo</font></b></span></td><td bgcolor=#FFFBF7>7년전</td></tr><tr><td bgcolor=#F1F1F1>아랫글</td><td bgcolor=#FFFBF7><a href="?bbs_no=1&no=30479&authkey=LzIwMTcvYnVsbGV0cy9pbmRleC5waHA/YmJzX25vPTEmbm89MzA1MDg=">가입인사</a></td><td bgcolor=#FFFBF7><span onmousedown="showNameLayer('layer_name3','visible', event)" style="cursor:pointer;"><b><font color=#555555>오직열공</font></b></span></td><td bgcolor=#FFFBF7>7년전</td></tr></table><br />
<a name="cWriteEnd"></a><div style='padding:20px; text-align:center; background:#f7f7f7; border:1px solid #ddd; margin:20px 0;'><p style='color:#666; font-size:14px;'>댓글 작성을 위해서는 <a href='/2017/mypage/login.php' style='color:#009dda; text-decoration:underline;'>로그인</a>이 필요합니다.</p></div><table width="100%" height="50"><tr><td align=left><a href="/2017/bullets/index.php?bbs_no=1&no=30508"><img src="/2017/bullets/skin/default/img/list.gif" align=absmiddle border=0></a></td><td align=right></td></tr></table>
		</article>
	</div>
</div><!-- wrapper end -->
</div></div>
<!--
좌측 서브메뉴 마우스 오버시 펼쳐지는 스크립트.
-->
<script type="text/javascript">
	$(document).ready(function() {
		$('#coll').click(function() {
			$('#gnb').fadeIn();
			$('#gnb').css("display", "block");
			$('.header_inner').css("z-index","1");
		});
		$('#gnb_close').click(function() {
			$('#gnb').fadeOut();
			$('.header_inner').css("z-index","-1");
		});

		$(".depth > a").click(function() {
			var widthSize = window.innerWidth;
			if (widthSize < 1000) {
					this.setAttribute("href","#");
			}
			var subMenu = $(this).next("ul");

			if(subMenu.is(":visible")) {
				subMenu.slideUp();
			} else {
				subMenu.slideDown().parent().siblings().children('ul').slideUp();
			}
		});


		$(".snb_li > a").mouseover(function() {
			var subMenu = $(this).next("ul");

			if(subMenu.is(":visible")) {
				subMenu.slideUp();
			} else {
				subMenu.slideDown().parent().siblings().children('ul').slideUp();
			}
		});
	});
</script>


<!-- FlexSlider -->
<script type="text/javascript" src="/2017/js/jquery.flexslider.js"></script>
<script type="text/javascript">
  $(window).load(function(){
    if ($('.flexslider').length > 0) {
      $('.flexslider').flexslider({
        animation: "slide",
        start: function(slider){
          $('body').removeClass('loading');
        }
      });
    }
  });
</script>


<script>arrayNameLayer('layer_name1', 1340,'BMaster','0');
arrayNameLayer('layer_name2', 599732,'Defwhwo','0');
arrayNameLayer('layer_name3', 599699,'오직열공','0');
arrayNameLayer('layer_name4', 508337,'오리온대성운','0');
</script><script src="/2017/_include/wz_tooltip.js"></script>	<iframe name="tmpiframe" width="100%" height="100"></iframe>
	<!--iframe name="tmpiframe" style="width:1;height:0;margin:0;padding:0;" frameborder="0"></iframe-->
	<!-- 푸터시작 -->
<footer id="footer">

	<div class="footer_snb">
		<p align="center"><a href="/2017/mypage/policy.php">이용약관</a>
		<span>|</span><a href="/2017/mypage/privacy.php">개인정보 보호정책</a>
		<span>|</span><a href="https://pf.kakao.com/_xjxaLdj/chat"><img src="/img/btn_kakao.png" width="15"  />카카오상담 : 아이티치포유 검색 </a></p>
	<!--div class="sitemap">
		<ul>
			<li><a href="/2017/exammaterials/" class="sm1">기출자료</a>
				<ul class="sm2">
					<li><a href="/2017/exammaterials/?bcode=1">유치원</a></li>
					<li><a href="/2017/exammaterials/?bcode=2">초등학교</a></li>
					<li><a href="/2017/exammaterials/?bcode=3">중학교</a></li>
					<li><a href="/2017/exammaterials/?bcode=4">고등학교</a></li>
					<li><a href="/2017/exammaterials/?bcode=5">대학교</a></li>
					<li><a href="/2017/exammaterials/?bcode=6">자격증</a></li>
					<li><a href="/2017/exammaterials/?bcode=7">공무원</a></li>
					<li><a href="/2017/exammaterials/?bcode=8">임용고시</a></li>
				</ul>
			</li>
			<li><a href="/2017/studymaterials/" class="sm1">학습자료</a>
				<ul class="sm2">
					<li><a href="/2017/studymaterials/?bcode=1">유치원</a></li>
					<li><a href="/2017/studymaterials/?bcode=2">초등학교</a></li>
					<li><a href="/2017/studymaterials/?bcode=3">중학교</a></li>
					<li><a href="/2017/studymaterials/?bcode=4">고등학교</a></li>
					<li><a href="/2017/studymaterials/?bcode=5">대학교</a></li>
					<li><a href="/2017/studymaterials/?bcode=6">자격증</a></li>
					<li><a href="/2017/studymaterials/?bcode=7">공무원</a></li>
					<li><a href="/2017/studymaterials/?bcode=8">임용고시</a></li>
				</ul>
			</li>
			<li><a href="/2017/event/" class="sm1">이벤트</a>
					<ul class="sm2">
						<li><a href="/2017/event/?m1=lotto&m2=buy">로또복권구입</a></li>
						<li><a href="/2017/event/?m1=lotto&m2=mine">복권구매&당첨여부</a></li>
						<li><a href="/2017/event/?m1=lotto&m2=history">역대당첨자보기</a></li>
						<li><a href="/2017/event/?m1=survival">서바이벌게임</a></li>
						<li><a href="/2017/event/?m1=cash&m2=cash">돌멩이를캐쉬로</a></li>
						<li><a href="/2017/event/?m1=cash&m2=dolmeng">캐쉬를돌멩이로</a></li>
					</ul>

			</li>
			<li><a href="/2017/bullets/" class="sm1">게시판</a>
				<ul class="sm2">
					<li><a href="/2017/bullets/?bbs_no=2">공지사항</a></li>
					<li><a href="/2017/bullets/?bbs_no=8">회원소개방</a></li>
					<li><a href="/2017/bullets/?bbs_no=4">이벤트 행사</a></li>
          			<li><a href="/2017/bullets/?bbs_no=1">가십쓰</a></li>
					<li><a href="/2017/bullets/?bbs_no=5">갤러리</a></li>
					<li><a href="/2017/bullets/?bbs_no=7">기출/학습소개방</a></li>
					<li><a href="/2017/bullets/?bbs_no=6">연회비 및 결제관련</a></li>
					<li><a href="/2017/bullets/?bbs_no=3">게시판 추가요청</a></li>
				</ul>
			</li>
		</ul>
	</div-->
	</div>

	<!-- 카피라이트 -->
	<div class="copyright">
		<div class="row">
			<div class="copyright_logo"><img src="/2017/images/main/footer_logo.png"></div>
			<address>오늘:0/0, 누적:0/0 &nbsp;&nbsp;&nbsp;<!--사업자번호:607-19-20376(대표:박은숙). 부산 기장군 정관4로 24. -->mail : www.iteach4u.kr@gmail.com<br>
				Copyright By 아이티치포유.(구)교사수업연구모임. Since.2004. All Rights Reserved.</address>
		</div>
	</div>
</footer>
<!-- End :  카피라이트 -->
<!--script -->
<script type="text/javascript" src="/2017/js/jquery.js"></script>
<script type="text/javascript" src="/2017/js/main.js"></script>
<script type="text/javascript" src="/2017/js/anno.js"></script>
	<!-- Bootstrap 5 최신 버전 JS (CDN) -->
	<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-YvpcrYf0tY3lHB60NNkmXc5s9fDVZLESaAA55NDzOxhy9GkcIdslK1eN7N6jIeHz" crossorigin="anonymous"></script>
<!-- 서버 상태 체크 스크립트 -->
<script>
    $(document).ready(function() {
        // 사용량에 따른 색상 계산 함수
        function getUsageColor(usagePercent) {
            var percent = parseFloat(usagePercent);
            if (isNaN(percent)) return { bg: '#e0e0e0', color: '#383d41' };
            
            // 오프라인 처리
            if (percent < 0) {
                return { bg: '#e2e3e5', color: '#383d41' };
            }
            
            // 0-10%: 파란색
            if (percent <= 10) {
                return { bg: '#0066CC', color: '#ffffff' };
            }
            // 10-20%: 하늘색
            else if (percent <= 20) {
                return { bg: '#00BFFF', color: '#ffffff' };
            }
            // 20-30%: 하늘색→녹색 (그라데이션)
            else if (percent <= 30) {
                var ratio = (percent - 20) / 10;
                // 하늘색 #00BFFF (0, 191, 255) → 녹색 #28a745 (40, 167, 69)
                var r = Math.round(0 + (40 * ratio));
                var g = Math.round(191 + ((167 - 191) * ratio));
                var b = Math.round(255 + ((69 - 255) * ratio));
                return { bg: 'rgb(' + r + ',' + g + ',' + b + ')', color: '#ffffff' };
            }
            // 30-40%: 녹색
            else if (percent <= 40) {
                return { bg: '#28a745', color: '#ffffff' };
            }
            // 40-50%: 녹색→노란색 (그라데이션)
            else if (percent <= 50) {
                var ratio = (percent - 40) / 10;
                // 녹색 #28a745 (40, 167, 69) → 노란색 #ffc107 (255, 193, 7)
                var r = Math.round(40 + ((255 - 40) * ratio));
                var g = Math.round(167 + ((193 - 167) * ratio));
                var b = Math.round(69 + ((7 - 69) * ratio));
                return { bg: 'rgb(' + r + ',' + g + ',' + b + ')', color: '#000000' };
            }
            // 50-60%: 노란색
            else if (percent <= 60) {
                return { bg: '#ffc107', color: '#000000' };
            }
            // 60-70%: 노란색→주황색 (그라데이션)
            else if (percent <= 70) {
                var ratio = (percent - 60) / 10;
                // 노란색 #ffc107 (255, 193, 7) → 주황색 #FF8C00 (255, 140, 0)
                var r = Math.round(255); // 255 유지
                var g = Math.round(193 + ((140 - 193) * ratio));
                var b = Math.round(7 + ((0 - 7) * ratio));
                return { bg: 'rgb(' + r + ',' + g + ',' + b + ')', color: '#ffffff' };
            }
            // 70-80%: 주황색
            else if (percent <= 80) {
                return { bg: '#FF8C00', color: '#ffffff' };
            }
            // 80-90%: 주황색→빨간색 (그라데이션)
            else if (percent <= 90) {
                var ratio = (percent - 80) / 10;
                // 주황색 #FF8C00 (255, 140, 0) → 빨간색 #dc3545 (220, 53, 69)
                var r = Math.round(255 + ((220 - 255) * ratio));
                var g = Math.round(140 + ((53 - 140) * ratio));
                var b = Math.round(0 + ((69 - 0) * ratio));
                return { bg: 'rgb(' + r + ',' + g + ',' + b + ')', color: '#ffffff' };
            }
            // 90-100%: 빨간색
            else {
                return { bg: '#dc3545', color: '#ffffff' };
            }
        }
        
        // 서버 상태 표시 영역이 있을 때만 실행
        if($('#server-status-bar').length > 0) {
            var servers = [
                { id: 'server-www',  url: 'https://www.iteach4u.kr/status.php',  name: '서버1', btnSelector: '.download1 a' },
                { id: 'server-www2', url: 'https://www2.iteach4u.kr/status.php', name: '서버2', btnSelector: '.download2 a' },
                { id: 'server-backup', url: 'https://backup.iteach4u.kr/status.php', name: '서버3', btnSelector: '.download3 a' },
                { id: 'server-www3', url: 'https://www3.iteach4u.kr/status.php', name: '서버4', btnSelector: '.download4 a' }
            ];
            
            servers.forEach(function(server) {
                var $serverEl = $('#' + server.id);
                if($serverEl.length === 0) return;
                
                $.ajax({
                    url: server.url,
                    type: 'GET',
                    dataType: 'json',
                    timeout: 3000,
                    success: function(data) {
                        // status.php 에서 usage_percent 값이 넘어오며,
                        // 측정 실패 시 '오프라인' 이라는 문자열이 넘어올 수 있음
                        var usage = data.usage_percent || (data.status === 'unknown' ? '오프라인' : '0%');
                        var usagePercent = parseFloat(usage);
                        
                        // 사용량 표시 업데이트
                        $serverEl.find('.usage').text(usage);
                        
                        // 사용량에 따른 색상 적용
                        var colors = getUsageColor(usagePercent);
                        $serverEl.css({
                            'background-color': colors.bg,
                            'color': colors.color
                        });

                        // 다운로드 버튼 글자색을 서버 상태 아이콘 색상과 동일하게 적용
                        if (server.btnSelector) {
                            $(server.btnSelector).css('color', colors.bg);

                            // 서버 사용량이 100% 이상일 때 다운로드 제한 및 안내 메시지
                            if (!isNaN(usagePercent) && usagePercent >= 100) {
                                $(server.btnSelector).off('click.serverLimit').on('click.serverLimit', function(e) {
                                    e.preventDefault();
                                    alert('사용량이 많습니다. 5초후 시도하시거나 다른 서버에서 다운로드를 하시기 바랍니다.');
                                });
                            } else {
                                // 100% 미만일 때는 제한 이벤트 제거
                                $(server.btnSelector).off('click.serverLimit');
                            }
                        }
                    },
                    error: function() {
                        // 호출 자체가 실패한 경우도 오프라인으로 간주
                        $serverEl.find('.usage').text('오프라인');
                        $serverEl.css({
                            'background-color': '#e2e3e5',
                            'color': '#383d41'
                        });
                    }
                });
            });
        }
    });
</script>
</body>
</html>