=== modified file 'includes/menu.inc'
--- includes/menu.inc	2010-09-16 19:47:45 +0000
+++ includes/menu.inc	2010-09-19 05:15:57 +0000
@@ -773,6 +773,10 @@ function menu_tail_to_arg($arg, $map, $i
   return implode('/', array_slice($map, $index));
 }
 
+function menu_tail_load($arg, &$map, $index) {
+  $map[$index] = implode('/', array_slice($map, $index));
+}
+
 /**
  * This function is similar to _menu_translate() but does link-specific
  * preparation such as always calling to_arg functions
@@ -3138,6 +3142,9 @@ function _menu_router_build($callbacks) 
           }
           if (function_exists($matches[1] . '_load')) {
             $function = $matches[1] . '_load';
+            if (empty($item['load argumnets']) && $function == 'menu_tail_load') {
+              $item['load arguments'] = array('%map', '%index');
+            }
             // Create an array of arguments that will be passed to the _load
             // function when this menu path is checked, if 'load arguments'
             // exists.