ersetze alle zeilen aus dem mod:
echo "<td>".get_thumbnail_small_code($row['image_media_file'], $row['image_thumb_file'], $row['image_id'],$row['cat_id'], 1, 0)."</td>";
mit:
echo "<td>".get_thumbnail_small_code($row['image_media_file'], $row['image_thumb_file'], $row['image_id'],$row['cat_id'], 1, 0,0)."</td>";