$defaults = array('background_lazyload' => 0);
    }
    return apply_filters('hocwp_option_theme_custom_defaults', $defaults);
}
function hocwp_option_theme_custom()
{
    $defaults = hocwp_option_theme_custom_defaults();
    $options = get_option('hocwp_theme_custom');
    $options = wp_parse_args($options, $defaults);
    return apply_filters('hocwp_option_theme_custom', $options);
}
global $hocwp_tos_tabs;
$parent_slug = 'hocwp_theme_option';
$defaults = hocwp_option_defaults();
$option = new HOCWP_Option(__('Theme Custom', 'hocwp-theme'), 'hocwp_theme_custom');
$options = $option->get();
$option->set_parent_slug($parent_slug);
$option->add_section(array('id' => 'music', 'title' => __('Music', 'hocwp-theme'), 'description' => __('Play music on your site as background music.', 'hocwp-theme')));
$option->add_field(array('id' => 'background_music', 'title' => __('Embed Code', 'hocwp-theme'), 'class' => 'widefat', 'row' => 3, 'field_callback' => 'hocwp_field_textarea', 'section' => 'music'));
$lists = hocwp_get_value_by_key($defaults, array('theme_custom', 'background_music', 'play_ons'));
$play_on = hocwp_get_value_by_key($defaults, array('theme_custom', 'background_music', 'play_on'));
$all_option = '';
$value = hocwp_get_value_by_key($options, 'play_on');
if (empty($value)) {
    $value = $play_on;
}
if (hocwp_array_has_value($lists)) {
    foreach ($lists as $key => $item) {
        $tmp_option = hocwp_field_get_option(array('value' => $key, 'text' => $item, 'selected' => $value));
        $all_option .= $tmp_option;
    }