function new_band_save($post_id, $post)
{
    $post_type = "new_band";
    new_update_post_meta($post_id, "band_origin", $post_type);
    new_update_post_meta($post_id, "band_active", $post_type);
    new_update_post_meta($post_id, "band_website", $post_type);
}
function new_lesson_save($post_id, $post)
{
    write_log("guardando lección...");
    $post_type = "new_lesson";
    new_update_post_meta($post_id, "lesson_song_id", $post_type);
    new_update_post_meta($post_id, "lesson_video", $post_type, 'link');
    new_update_post_meta($post_id, "lesson_cart_link", $post_type, 'link');
    new_update_post_meta($post_id, "lesson_download_tabs", $post_type, 'link');
}
function new_song_save($post_id, $post)
{
    $post_type = "new_song";
    new_update_post_meta($post_id, "song_band_id", $post_type);
}