Zmień to
$res = mysql_query("SELECT torrents.seeders, torrents.tube, torrents.banned, torrents.leechers, torrents.info_hash, torrents.filename, UNIX_TIMESTAMP() - UNIX_TIMESTAMP(torrents.last_action) AS lastseed, torrents.numratings, torrents.name, torrents.comments, torrents.ext, torrents.ext_seed, torrents.ext_leech, IF(torrents.numratings < $minvotes, NULL, ROUND(torrents.ratingsum / torrents.numratings, 1)) AS rating, torrents.owner, torrents.save_as, torrents.descr, torrents.visible, torrents.size, torrents.added, torrents.views, torrents.hits, torrents.times_completed, torrents.id, torrents.type, torrents.numfiles, poster, categories.name AS cat_name, users.username FROM torrents LEFT JOIN categories ON torrents.category = categories.id LEFT JOIN users ON torrents.owner = users.id WHERE torrents.id = $id")
or sqlerr();
na
$res = mysql_query("SELECT torrents.seeders, torrents.banned, torrents.leechers, torrents.info_hash, torrents.filename, LENGTH(torrents.nfo) AS nfosz, UNIX_TIMESTAMP() - UNIX_TIMESTAMP(torrents.last_action) AS lastseed, torrents.numratings, torrents.name, IF(torrents.numratings < $minvotes, NULL, ROUND(torrents.ratingsum / torrents.numratings, 1)) AS rating, torrents.owner, torrents.save_as, torrents.descr, torrents.visible, torrents.size, torrents.added, torrents.views, torrents.hits, torrents.times_completed, torrents.id, torrents.type, torrents.numfiles, torrents.poster, categories.name AS cat_name, users.username FROM torrents LEFT JOIN categories ON torrents.category = categories.id LEFT JOIN users ON torrents.owner = users.id WHERE torrents.id = $id")
or sqlerr();