다중 게시글입력 쿼리질문

// 변수 정리
	$bo_table = $newpost[bo_table];
	$write_table = $g5[write_prefix] . $bo_table;
	$wr_num = get_next_num($write_table);
	$ca_name = addslashes($ca_name);
	$html = "html1"; // 이 값은 필요에 맞게 설정
	$wr_subject = addslashes(trim($newpost[wr_subject]));
	$wr_content = addslashes(trim($newpost[wr_content]));
	$mb_id = $mb[mb_id];
	$wr_password = $mb[mb_password];
	$wr_name = $bo[bo_use_name] ? $mb[mb_name] : $mb[mb_nick];
	for($i=1; $i<=10; $i++) { // 확장필드도 입력
		$wr = "wr_{$i}";
		${$wr} = addslashes($newpost[$wr]);
	}
	$wr_link1 = $newpost[wr_link1];
	$wr_link2 = $newpost[wr_link2];

	// 글 입력하기
    $sql = " insert into $write_table
                set wr_num = '$wr_num',
                    wr_comment = 0,
                    ca_name = '$ca_name',
                    wr_subject = '$wr_subject',
                    wr_content = '$wr_content',
                    wr_link1 = '$wr_link1',
                    wr_link2 = '$wr_link2',
                    mb_id = '$mb_id',
                    wr_datetime = '".G5_TIME_YMDHIS."' ,
                    wr_last = '".G5_TIME_YMDHIS."' ";
    sql_query($sql);
    $wr_id = mysql_insert_id();

    // 부모 아이디에 UPDATE
    sql_query(" update $write_table set wr_parent = '$wr_id' where wr_id = '$wr_id' ");

	// 최신글 삽입
    sql_query(" insert into $g5[board_new_table] ( bo_table, wr_id, wr_parent, bn_datetime, mb_id ) values ( '$bo_table', '$wr_id', '$wr_id', '".G5_TIME_YMDHIS."' , '$mb[mb_id]' ) ");

    // 게시글 1 증가
    sql_query("update $g5[board_table] set bo_count_write = bo_count_write + 1 where bo_table = '$bo_table'");

	// *   여기가 세로작성한 쿼리문입니다 *//

// 복사할 타겟 bo_table 가져오기
$temp1 = sql_fetch("select bo_3 from `$g5[board_table]` where bo_table='$bo_table'");
$tar_bo_table = $temp1[bo_3];

// 글 입력부
	$write_table = $g5['write_prefix'] . $tar_bo_table;
	$wr_num = get_next_num($write_table);
	if(!strlen($mb_id)) $mb_id = $write[mb_id];
	$mb = get_member($mb_id);
	for($i=1; $i<=10; $i++) {
		$var = "wr_".$i;
		${$var} = addslashes($write[$var]);
	}
	$sql = " update  $write_table 
                set    wr_last = '".G5_TIME_YMDHIS."' ";
	sql_query($sql);


    // 부모 아이디에 UPDATE
    sql_query(" update $write_table set wr_parent = '$new_wr_last' where wr_last = '$new_wr_last' ");

    // 새글 INSERT
	// 최신글 삽입
	// 성공하면 글번호를 return;
    return $wr_id;
}
?>