코멘트 작성일 변경입니다. 도와주세요.. 채택완료

       </p><p><?php if ($is_admin) { ?></p><p><font color="#666666"><form name='hp_comment_update' method='post' style='padding:0;' 
action="<?php echo $board_skin_path; 
?>/<font color="#000000">write_comment_update.skin.php</font>"></font>

          <?php
            $sql_comment = " select wr_id, wr_datetime from $write_table where wr_id = '$comment_id' ";
            $result_comment = sql_query($sql_comment);
            while($row_comment = mysql_fetch_array($result_comment)) {
            ?>
            <input type="hidden" name="cid" value="<?php echo $comment_id; ?>" />
            작성일 <input required style="width:140px;" name="cdate" maxlength="19" value="<?php echo $row_comment[wr_datetime]; ?>" />
            <input type="submit" name="submit"  value="수정">
          </form>
        <?php } ?>​</p><p>