음, 스크립트를 이용한 입력창 추가 방법 문의입니다.

<div class="tbl_frm01 tbl_wrap">	<table>		<thead>			<tr>				<th>추가</th>				<th>내용</th>				<th>비고</th>			</tr>		</thead>		<tbody>			<tr>				<td><a href="javascript:#">+</a> <a href="javascript:#">-</a></td>				<td class="td_board"><input type="text" name="wr_1" value="<?php echo $wr_1​?>" id="wr_1​" required class="frm_input required" size="10" maxlength="20"></td>				<td class="td_board">\<input type="text" name="wr_2" value="<?php echo $wr_2?>" id="wr_2" required class="frm_input required" size="10" maxlength="20"></td>			</tr>		</tbody>	</table>