'fieldset',
'#title' => t('Theme Specific Settings'),
'#collapsible' => FALSE,
'#collapsed' => FALSE
);
$form['options_settings']['zen_tabs'] = array(
'#type' => 'checkbox',
'#title' => t('Use the ZEN tabs'),
'#description' => t('Check this if you wish to replace the default tabs by the ZEN tabs'),
'#default_value' => theme_get_setting('zen_tabs'),
);
$form['options_settings']['wireframe_mode'] = array(
'#type' => 'checkbox',
'#title' => t('Wireframe Mode - Display borders around main layout elements'),
'#description' => t('Wireframes are useful when prototyping a website.', array('!link' => 'http://www.boxesandarrows.com/view/html_wireframes_and_prototypes_all_gain_and_no_pain')),
'#default_value' => theme_get_setting('wireframe_mode'),
);
$form['options_settings']['clear_registry'] = array(
'#type' => 'checkbox',
'#title' => t('Rebuild theme registry on every page.'),
'#description' =>t('During theme development, it can be very useful to continuously rebuild the theme registry. WARNING: this is a huge performance penalty and must be turned off on production websites.', array('!link' => 'http://drupal.org/node/173880#theme-registry')),
'#default_value' => theme_get_setting('clear_registry'),
);
}