<?php

/**
 * Implements hook_form_system_theme_settings_alter()
 */
function shiny_form_system_theme_settings_alter(&$form, &$form_state) {

  $form['credits'] = array(
    '#type' => 'fieldset',
    '#title' => t('Administration Footer Credits'),
  );

  $form['credits']['credits_dc'] = array(
    '#type' => 'checkbox',
    '#title' => t('Display a "Powered by Drupal Commerce" message in the footer.'),
    '#default_value' => theme_get_setting('credits_dc'),
  );

  $form['credits']['credits_cg'] = array(
    '#type' => 'checkbox',
    '#title' => t('Display a "Proudly built by Commerce Guys" message in the footer.'),
    '#default_value' => theme_get_setting('credits_cg'),
  );

}