--- faceted_search_ui.module	Sat Jul  4 10:13:14 2009
+++ faceted_search_ui.module	Sat Jul  4 10:25:46 2009
@@ -1091,7 +1091,7 @@ function faceted_search_ui_build_categor
       $facets[$index]->set_active_path($active_path);
       $path = faceted_search_ui_build_path($search, $ui_state, '', $facets);
     }
-    $items[] = theme('faceted_search_ui_category', $category, $path);
+    $items[] = theme('faceted_search_ui_category', $category, $path, 'item-' . (count($items) + 1));
   }
 
   $facets[$index] = $facet; // Restore the altered facet at $index.
@@ -1370,7 +1370,7 @@ function theme_faceted_search_ui_facet_l
  *   When empty, the category's label and node count is displayed, otherwise the
  *   category's label is displayed as a search for this category.
  */
-function theme_faceted_search_ui_category($category, $path) {
+function theme_faceted_search_ui_category($category, $path, $attribute = NULL) {
   // Note: get_label() is responsible for filtering its returned string.
   if ($path) {
     $label = l($category->get_label(TRUE), $path, array('html' => TRUE));
@@ -1380,7 +1380,10 @@ function theme_faceted_search_ui_categor
   }
 
   // Note: Tooltips rely on class 'faceted-search-category'.
-  return '<span class="faceted-search-category">'. $label .'<span class="faceted-search-count">&nbsp;('. $category->get_count() .')</span></span>';
+  if (!empty($attribute))
+    return array('data' => '<span class="faceted-search-category">'. $label .'<span class="faceted-search-count">&nbsp;('. $category->get_count() .')</span></span>', 'class' => $attribute);
+  else
+    return '<span class="faceted-search-category">'. $label .'<span class="faceted-search-count">&nbsp;('. $category->get_count() .')</span></span>';
 }
 
 function theme_faceted_search_ui_more($path) {