--- faceted_search/faceted_search.module	2009-03-03 13:13:12.000000000 +0800
+++ faceted_search/faceted_search.new.module	2009-10-12 13:29:49.420908900 +0800
@@ -533,7 +533,7 @@ function theme_faceted_search_keyword_or
   foreach ($keywords as $index => $keyword) {
     $keywords[$index] = check_plain($keyword);
   }
-  return implode(' <em>OR</em> ', $keywords);
+  return implode(' <em>' . t('OR') . '</em> ', $keywords);
 }
 
 function theme_faceted_search_keyword_not_label($keyword) {