Просмотр поста

if (file_exists(('/files/photo/' . $user_id. '_small.jpg'))) {
    echo '<img src="' . $home . '/files/photo/' . $user_id. '_small.jpg" alt="' . $user['name'] . '" />';
} else {
    echo '<img src="' . $home . '/theme/' . $set_user['skin'] . '/photo.jpg"  alt="' . $user['name'] . '" />';
}