diff --git a/bbs/calendar.php b/bbs/calendar.php
deleted file mode 100644
index a8a675b0b..000000000
--- a/bbs/calendar.php
+++ /dev/null
@@ -1,141 +0,0 @@
-<?
-include_once('./_common.php');
-
-$g4['title'] = '달력';
-include_once($g4['path'].'/head.sub.php');
-
-// 글자 색상
-$weekday_color = '#000000'; // 평일
-$saturday_color = '#000000'; // 토요일
-$sunday_color = '#FF3300'; // 일요일 (공휴일)
-// 배경 색상
-$today_bgcolor = 'yellow'; // 오늘 
-$select_bgcolor = '#BAFFF6'; // 선택일
-
-// 요일
-$yoil = array ('일', '월', '화', '수', '목', '금', '토');
-
-// mktime() 함수는 1970 ~ 2038년까지만 계산되므로 사용하지 않음
-// 참고 : http://phpschool.com/bbs2/inc_view.html?id=3924&code=tnt2&start=0&mode=search&s_que=mktime&field=title&operator=and&period=all
-function spacer($year, $month)
-{
-    $day = 1;
-    $spacer = array(0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4);
-    $year = $year - ($month < 3);
-    $result = ($year + (int) ($year/4) - (int) ($year/100) + (int) ($year/400) + $spacer[$month-1] + $day) % 7;
-    return $result;
-}
-
-// 오늘
-$today = getdate($g4[server_time]);
-$mon  = substr('0'.$today[mon],-2);
-$mday = substr('0'.$today[mday],-2);
-
-// delimiter 를 없앤다
-$cur_date = preg_replace("/([^0-9]*)/", "", $cur_date);
-
-if ($cur_date && !$yyyy)
-{
-    $yyyy = substr($cur_date,0,4);
-    $mm = substr($cur_date,4,2);
-}
-else
-{
-    if (!$yyyy) $yyyy = $today[year];
-    if (!$mm) $mm = $today[mon];
-}
-$yyyy = (int)$yyyy;
-$mm = (int)$mm;
-
-$f = @file('./calendar/'.$yyyy.'.txt');
-if ($f) {
-    while ($line = each($f)) {
-        $tmp = explode("|", $line[value]);
-        $nal[$tmp[0]] = $tmp;
-        //print_r2($nal);
-    }
-}
-
-$spacer = spacer($yyyy, $mm);
-
-$endday = array(1=>31, 28, 31, 30 , 31, 30, 31, 31, 30 ,31 ,30, 31);
-// 윤년 계산 부분이다. 4년에 한번꼴로 2월이 28일이 아닌 29일이 있다.
-if( $yyyy%4 == 0 && $yyyy%100 != 0 || $yyyy%400 == 0 )
-    $endday[2] = 29; // 조건에 적합할 경우 28을 29로 변경
-
-// 해당월의 1일
-$mktime = mktime(0,0,0,$mm,1,$yyyy);
-$dt = getdate(strtotime(date("Y-m-1", $mktime)));
-
-$dt[wday] = $spacer;
-
-// 해당월의 마지막 날짜,
-//$last_day = date("t", $mktime);
-$last_day = $endday[$mm];
-
-$yyyy_before = $yyyy;
-$mm_before = $mm - 1;
-if ($mm_before < 1)
-{
-    $yyyy_before--;
-    $mm_before = 12;
-}
-
-$yyyy_after = $yyyy;
-$mm_after = $mm + 1;
-if ($mm_after > 12)
-{
-    $yyyy_after++;
-    $mm_after = 1;
-}
-
-$fr_yyyy = $yyyy - 80;
-$to_yyyy = $yyyy + 80;
-
-$yyyy_before_href = $_SERVER[PHP_SELF].'?yyyy='.($yyyy-1).'&amp;mm='.$mm.'&amp;cur_date='.$cur_date.'&amp;fld='.$fld.'&amp;delimiter='.$delimiter;
-$yyyy_after_href = $_SERVER[PHP_SELF].'?yyyy='.($yyyy+1).'&amp;mm='.$mm.'&amp;cur_date='.$cur_date.'&amp;fld='.$fld.'&amp;delimiter='.$delimiter;
-
-$mm_after_href = $_SERVER[PHP_SELF].'?yyyy='.$yyyy_after.'&amp;mm='.$mm_after.'&amp;cur_date='.$cur_date.'&amp;fld='.$fld.'&amp;delimiter='.$delimiter;
-$mm_before_href = $_SERVER[PHP_SELF].'?yyyy='.$yyyy_before.'&amp;mm='.$mm_before.'&amp;cur_date='.$cur_date.'&amp;fld='.$fld.'&amp;delimiter='.$delimiter;
-
-$yyyy_select = '<select name="yyyy" onchange="document.fcalendar.submit();">';
-for ($i=$fr_yyyy; $i<=$to_yyyy; $i++)
-{
-    if ($i == $yyyy) $selected = ' selected';
-    else $selected = "";
-    $yyyy_select .= '<option value='.$i.$selected.'>'.$i.' 년</option>';
-}
-$yyyy_select .= '</select>';
-
-$mm_select = '<select name="mm" onchange="document.fcalendar.submit();">';
-for ($i=1; $i<=12; $i++)
-{
-    if ($i == $mm) $selected = ' selected';
-    else $selected = "";
-    $mm_select .= '<option value="'.$i.$selected.'">'.$i.' 월</option>';
-}
-$mm_select .= '</select>';
-
-$member_skin_path = $g4['path'].'/skin/member/.'$config[cf_member_skin];
-include_once($member_skin_path.'/calendar.skin.php');
-?>
-
-<script>
-//
-// year : 4자리
-// month : 1~2자리
-// day : 1~2자리
-// wday : 요일 숫자 (0:일 ~ 6:토)
-// handay : 요일 한글
-//
-function date_send(year, month, day, wday, handay)
-{
-    var delimiter = document.getElementById('delimiter').value;
-    opener.document.getElementById('<?=$fld?>').value = year + delimiter + month + delimiter + day;
-    window.close();
-}
-</script>
-
-<?
-include_once($g4['path'].'/tail.sub.php');
-?>
diff --git a/js/common.js b/js/common.js
index 2e0a781f4..9c4b589ca 100644
--- a/js/common.js
+++ b/js/common.js
@@ -348,14 +348,6 @@ if (typeof(COMMON_JS) == 'undefined') { // 한번만 실행
 	        win_open(g4_path+"/" + g4_bbs + "/formmail.php?mb_id="+mb_id+"&name="+encodeURIComponent(name)+"&email="+email, "winFormmail", "left=50, top=50, width=600, height=480, scrollbars=0");
     }
 
-    // 달력 창
-    function win_calendar(fld, cur_date, delimiter, opt)
-    {
-        if (!opt)
-            opt = "left=50, top=50, width=240, height=230, scrollbars=0,status=0,resizable=0";
-        win_open(g4_path+"/" + g4_bbs + "/calendar.php?fld="+fld+"&cur_date="+cur_date+"&delimiter="+delimiter, "winCalendar", opt);
-    }
-
     // 설문조사 창
     function win_poll(url)
     {
diff --git a/skin/member/basic/calendar.skin.php b/skin/member/basic/calendar.skin.php
deleted file mode 100644
index 418739d63..000000000
--- a/skin/member/basic/calendar.skin.php
+++ /dev/null
@@ -1,105 +0,0 @@
-<?
-if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가 
-?>
-
-<table border=0 cellpadding=4 align=center width=100%>
-<form name=fcalendar autocomplete=off>
-<input type=hidden name=fld value='<?=$fld?>'>
-<input type=hidden name=cur_date value='<?=$cur_date?>'>
-<input type=hidden id=delimiter name=delimiter value='<?=$delimiter?>'>
-<tr><td align=center height=30>
-        <a href='<?=$yyyy_before_href?>'><<</a>&nbsp;
-        <a href='<?=$mm_before_href?>'><</a>
-        <?=$yyyy_select?>
-        <?=$mm_select?>
-        <a href='<?=$mm_after_href?>'>></a>&nbsp;
-        <a href='<?=$yyyy_after_href?>'>>></a>
-    </td>
-</tr>
-<tr>
-    <td align=center>
-        <table border=0 cellpadding=4 cellspacing=0 width=100%>
-        <tr align=center>
-            <td width=14% style="color:<?=$sunday_color?>"><?=$yoil[0];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[1];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[2];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[3];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[4];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[5];?></td>
-            <td width=14% style="color:<?=$saturday_color?>"><?=$yoil[6];?></td>
-        </tr>
-        <?
-        $cnt = $day = 0;
-        for ($i=0; $i<6; $i++)
-        {
-            echo "<tr>";
-            for ($k=0; $k<7; $k++)
-            {
-                $cnt++;
-
-                echo "<td align=center>";
-
-                if ($cnt > $dt[wday])
-                {
-                    $day++;
-                    if ($day <= $last_day)
-                    {
-                        $mm2 = substr("0".$mm,-2);
-                        $day2 =  substr("0".$day,-2);
-
-                        echo "<table width=100% height=100% cellpadding=0 cellspacing=0><tr><td id='id$i$k' onclick=\"date_send('$yyyy', '$mm2', '$day2', '$k', '$yoil[$k]');\" align=center style='cursor:pointer;'>$day</td></tr></table>";
-
-                        if ($k==0)
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$sunday_color';</script>";
-                        else if ($k==6)
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$saturday_color';</script>";
-                        else
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$weekday_color';</script>";
-
-                        $tmp_date = $yyyy.substr("0".$mm,-2).substr("0".$day,-2);
-
-                        $tmp = $mm2."-".$day2;
-                        if ($nal[$tmp])
-                        {
-                            $title = trim($nal[$tmp][1]);
-                            //echo $title;
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title='{$title}';</script>";
-                            if (trim($nal[$tmp][2]) == "*") 
-                                echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$sunday_color';</script>";
-                        }
-                        
-                        // 오늘이라면
-                        if ($today[year] == $yyyy && $today[mon] == $mm && $today[mday] == $day)
-                        {
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.backgroundColor='$today_bgcolor';</script>";
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title+='[오늘]';</script>";
-                        }
-                        // 선택일(넘어온 값) 이라면
-                        else if ($tmp_date == $cur_date)
-                        {
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.backgroundColor='$select_bgcolor';</script>";
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title+='[선택일]';</script>";
-                        }
-                    } else
-                        echo "&nbsp;";
-                } else
-                    echo "&nbsp;";
-                echo "</td>";
-            }
-            echo "</tr>\n";
-            if ($day >= $last_day)
-                break;
-        }
-        ?>
-        </table>
-    </td>
-</tr>
-<tr>
-    <td align=center height=30>
-        <span style='background-color:<?=$today_bgcolor?>;'>
-        <?="<a href=\"javascript:date_send('{$today[year]}', '{$mon}', '{$mday}', '{$today[wday]}', '{$yoil[$today[wday]]}');\">";?>
-        오늘 : <?="{$today[year]}년 {$today[mon]}월 {$today[mday]}일 ({$yoil[$today[wday]]})";?></a>
-        </span></td>
-</tr>
-</form>
-</table>
diff --git a/skin/member/neo/calendar.skin.php b/skin/member/neo/calendar.skin.php
deleted file mode 100644
index 418739d63..000000000
--- a/skin/member/neo/calendar.skin.php
+++ /dev/null
@@ -1,105 +0,0 @@
-<?
-if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가 
-?>
-
-<table border=0 cellpadding=4 align=center width=100%>
-<form name=fcalendar autocomplete=off>
-<input type=hidden name=fld value='<?=$fld?>'>
-<input type=hidden name=cur_date value='<?=$cur_date?>'>
-<input type=hidden id=delimiter name=delimiter value='<?=$delimiter?>'>
-<tr><td align=center height=30>
-        <a href='<?=$yyyy_before_href?>'><<</a>&nbsp;
-        <a href='<?=$mm_before_href?>'><</a>
-        <?=$yyyy_select?>
-        <?=$mm_select?>
-        <a href='<?=$mm_after_href?>'>></a>&nbsp;
-        <a href='<?=$yyyy_after_href?>'>>></a>
-    </td>
-</tr>
-<tr>
-    <td align=center>
-        <table border=0 cellpadding=4 cellspacing=0 width=100%>
-        <tr align=center>
-            <td width=14% style="color:<?=$sunday_color?>"><?=$yoil[0];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[1];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[2];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[3];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[4];?></td>
-            <td width=14% style="color:<?=$weekday_color?>"><?=$yoil[5];?></td>
-            <td width=14% style="color:<?=$saturday_color?>"><?=$yoil[6];?></td>
-        </tr>
-        <?
-        $cnt = $day = 0;
-        for ($i=0; $i<6; $i++)
-        {
-            echo "<tr>";
-            for ($k=0; $k<7; $k++)
-            {
-                $cnt++;
-
-                echo "<td align=center>";
-
-                if ($cnt > $dt[wday])
-                {
-                    $day++;
-                    if ($day <= $last_day)
-                    {
-                        $mm2 = substr("0".$mm,-2);
-                        $day2 =  substr("0".$day,-2);
-
-                        echo "<table width=100% height=100% cellpadding=0 cellspacing=0><tr><td id='id$i$k' onclick=\"date_send('$yyyy', '$mm2', '$day2', '$k', '$yoil[$k]');\" align=center style='cursor:pointer;'>$day</td></tr></table>";
-
-                        if ($k==0)
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$sunday_color';</script>";
-                        else if ($k==6)
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$saturday_color';</script>";
-                        else
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$weekday_color';</script>";
-
-                        $tmp_date = $yyyy.substr("0".$mm,-2).substr("0".$day,-2);
-
-                        $tmp = $mm2."-".$day2;
-                        if ($nal[$tmp])
-                        {
-                            $title = trim($nal[$tmp][1]);
-                            //echo $title;
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title='{$title}';</script>";
-                            if (trim($nal[$tmp][2]) == "*") 
-                                echo "<script type='text/javascript'>document.getElementById('id$i$k').style.color='$sunday_color';</script>";
-                        }
-                        
-                        // 오늘이라면
-                        if ($today[year] == $yyyy && $today[mon] == $mm && $today[mday] == $day)
-                        {
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.backgroundColor='$today_bgcolor';</script>";
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title+='[오늘]';</script>";
-                        }
-                        // 선택일(넘어온 값) 이라면
-                        else if ($tmp_date == $cur_date)
-                        {
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').style.backgroundColor='$select_bgcolor';</script>";
-                            echo "<script type='text/javascript'>document.getElementById('id$i$k').title+='[선택일]';</script>";
-                        }
-                    } else
-                        echo "&nbsp;";
-                } else
-                    echo "&nbsp;";
-                echo "</td>";
-            }
-            echo "</tr>\n";
-            if ($day >= $last_day)
-                break;
-        }
-        ?>
-        </table>
-    </td>
-</tr>
-<tr>
-    <td align=center height=30>
-        <span style='background-color:<?=$today_bgcolor?>;'>
-        <?="<a href=\"javascript:date_send('{$today[year]}', '{$mon}', '{$mday}', '{$today[wday]}', '{$yoil[$today[wday]]}');\">";?>
-        오늘 : <?="{$today[year]}년 {$today[mon]}월 {$today[mday]}일 ({$yoil[$today[wday]]})";?></a>
-        </span></td>
-</tr>
-</form>
-</table>