/**
 * Theme function for output of the tabs. Use this to ADD extra classes.
 * The general structure 'ul.quicktabs_tabs li a' needs to be maintained
 * for the jQuery to work.
 *
 * @ingroup themeable
 */
function treefest_quicktabs_tabs($quicktabs, $active_tab = 'none') {
  $output = '';
  $tabs_count = count($quicktabs['tabs']);
  if ($tabs_count <= 0) {
    return $output;
  }

  $index = 1;
  $output .= '<ul class="quicktabs_tabs quicktabs-style-'. drupal_strtolower($quicktabs['style']) .'">';
  foreach ($quicktabs['tabs'] as $tabkey => $tab) {
    if(!empty($tab)) {
      $class = 'qtab-'. $tabkey;
      // Add first, last and active classes to the list of tabs to help out themers.
      $class .= ($tabkey == $active_tab ? ' active' : '');
      $class .= ($index == 1 ? ' first' : '');
      $class .= ($index == $tabs_count ? ' last': '');
      $attributes_li = drupal_attributes(array('class' => $class));
      $options = _quicktabs_construct_link_options($quicktabs, $tabkey);
      // Support for translatable tab titles with i18nstrings.module.
      if (module_exists('i18nstrings')) {
        $tab['title'] = tt("quicktabs:tab:{$quicktabs['machine_name']}--$tabkey:title", $tab['title']);
      }
	  $options['html'] = TRUE;
	  $output .= '<li'. $attributes_li .'>'. l('<span>' . $tab['title']. '</span>', $_GET['q'], $options) .'</li>';
      $index++;
    }
  }
  $output .= '</ul>';
  return $output;
}