jsp 질문 드립니다.

try {
		Connection con = DriverManager.getConnection(url, id, pw);
		Statement stat = con.createStatement();
 
		String sql = "SELECT id, comment, userName, time FROM comments where postNum=" + idx;
		ResultSet rs = stat.executeQuery(sql);
 
		while (rs.next()) {
			int commentsId = rs.getInt(1);
			String comment = rs.getString(2);
			String userName = rs.getString(3);
			String commentTime = rs.getString(4);
	%>
	<form action="comment_delete_ok.jsp">
	<table>
	<tr>
		<td align="left" width="120"><b><%=userName %></b>
		<input type="hidden" name="commentsId" value="<%=commentsId %>">
		<input type="hidden" name="postId" value="<%=idx %>"></td>
		<td width="638" align="left"><%=comment %></td>
		<td width="0"><%=commentTime %></td>
	</tr>
	<tr>
		<td colspan="2">
		<input type="submit" value="수정" name="delete"> 
		<input type="submit" value="삭제" name="delete"> 
		</td>
	</tr>
	<tr height="1" bgcolor="#dddddd"><td colspan="4" width="407"></td></tr>
	</table>
	</form>
		<%
		}
		rs.close();
		stat.close();
		con.close();
 
		}catch(Exception e) {
 
		}
 
		%>