--- /tabs.module	2010-01-18 04:11:21.000000000 -0400
+++ /tabs.module.patched	2010-01-18 04:11:21.000000000 -0400
@@ -79,7 +79,18 @@ function tabs_pre_render_tabset($element
       // If no tab_name is set and we use descriptive titles, use one.
       if ((!isset($element[$key]['#tab_name']) || empty($element[$key]['#tab_name'])) && variable_get('tabs_descriptive_urls', 0)) {
         // Clean out invalid characters.
-        $clean_title = preg_replace('/[^\sa-zA-Z0-9\ ]+/ ', ' ', $element[$key]['#title']);
+        $clean_title_table = array(
+          'Š'=>'S', 'š'=>'s', 'Đ'=>'Dj', 'đ'=>'dj', 'Ž'=>'Z', 'ž'=>'z', 'Č'=>'C', 'č'=>'c', 'Ć'=>'C', 'ć'=>'c',
+          'À'=>'A', 'Á'=>'A', 'Â'=>'A', 'Ã'=>'A', 'Ä'=>'A', 'Å'=>'A', 'Æ'=>'A', 'Ç'=>'C', 'È'=>'E', 'É'=>'E',
+          'Ê'=>'E', 'Ë'=>'E', 'Ì'=>'I', 'Í'=>'I', 'Î'=>'I', 'Ï'=>'I', 'Ñ'=>'N', 'Ò'=>'O', 'Ó'=>'O', 'Ô'=>'O',
+          'Õ'=>'O', 'Ö'=>'O', 'Ø'=>'O', 'Ù'=>'U', 'Ú'=>'U', 'Û'=>'U', 'Ü'=>'U', 'Ý'=>'Y', 'Þ'=>'B', 'ß'=>'Ss',
+          'à'=>'a', 'á'=>'a', 'â'=>'a', 'ã'=>'a', 'ä'=>'a', 'å'=>'a', 'æ'=>'a', 'ç'=>'c', 'è'=>'e', 'é'=>'e',
+          'ê'=>'e', 'ë'=>'e', 'ì'=>'i', 'í'=>'i', 'î'=>'i', 'ï'=>'i', 'ð'=>'o', 'ñ'=>'n', 'ò'=>'o', 'ó'=>'o',
+          'ô'=>'o', 'õ'=>'o', 'ö'=>'o', 'ø'=>'o', 'ù'=>'u', 'ú'=>'u', 'û'=>'u', 'ý'=>'y', 'ý'=>'y', 'þ'=>'b',
+          'ÿ'=>'y', 'Ŕ'=>'R', 'ŕ'=>'r',
+    	);
+    
+        $clean_title = preg_replace('/[^\sa-zA-Z0-9\ ]+/ ', ' ', strtr($element[$key]['#title'], $clean_title_table));
         $element[$key]['#tab_name'] = strtolower($clean_title);
       }
       // If the tab_name is still empty, set one.