간지 인기검색어 스킨에 대해서 질문

<?

if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가

$pop_all_width = 250; // 전체 가로 크기

$pop_line_height = 22; //검색어 한줄당 세로 크기

$date_gap_old = date("Y-m-d", strtotime($date_gap) - ($date_cnt * 1));

$old = array();

$sql2 = " select pp_word, count(*) as cnt from $g4[popular_table]

  where pp_date between '$date_gap_old' and '$date_gap'

  group by pp_word

  order by cnt desc, pp_word

  limit 0, 100 ";

$qry2 = sql_query($sql2);

$count = mysql_num_rows($qry2);

for ($j=0; $row2=sql_fetch_array($qry2); $j++) {

    $old[$j] = $row2;

}

for ($i=0; $i<$pop_cnt; $i++) 

{

    for ($j=0; $j<$count; $j++) {

if ($old[$j][pp_word] == $list[$i][pp_word]) {

    break;

}

    }

    $list[$i][pp_word] = urldecode($list[$i][pp_word]);

    $list[$i][pp_rank] = $i + 1;

    if ($count == $j) {

$list[$i][old_pp_rank] = 0;

$list[$i][rank_gap] = 0;

    } else {

$list[$i][old_pp_rank] = $j + 1;

$list[$i][rank_gap] = $list[$i][old_pp_rank] - $list[$i][pp_rank];

    }

    if ($list[$i][rank_gap] > 0)

$list[$i][icon] = "up";

    else if ($list[$i][rank_gap] < 0)

$list[$i][icon] = "down";

    else if ($list[$i][old_pp_rank] == 0)

$list[$i][icon] = "new";

    else if ($list[$i][rank_gap] == 0)

$list[$i][icon] = "nogap";

}

?>

<? switch ($list[$i][icon]) {

case "up"    : echo "<img src='{$popular_skin_path}/img/up.gif' alt='Up' hspace='5' align='absmiddle' />".abs($list[$i][rank_gap]).""; break;

case "down"  : echo "<img src='{$popular_skin_path}/img/down.gif' alt='Down' hspace='5' align='absmiddle' />".abs($list[$i][rank_gap]).""; break;

case "new"   : echo "<img src='{$popular_skin_path}/img/new.gif' alt='New' hspace='5' align='absmiddle' />"; break;

case "nogap" : echo "<img src='{$popular_skin_path}/img/nogap.gif' alt='Nogap' hspace='5' align='absmiddle' />"; break; } ?>