Index: menu_block/menu_block.module
===================================================================
--- menu_block/menu_block.module	(revision 60)
+++ menu_block/menu_block.module	(working copy)
@@ -266,9 +266,10 @@
         // Continue in the subtree, if it exists.
         $next_level = $key;
       }
-      else {
-        // Trim anything not along the active trail.
-        $current_level[$key]['below'] = FALSE;
+      else if (!$current_level[$key]['link']['expanded']) {
+        // Trim anything not along the active trail and with the 'expanded' 
+        // setting not ticked in the menu configuration
+       	$current_level[$key]['below'] = FALSE;
       }
     }
     if ($next_level) {
@@ -364,6 +365,7 @@
     }
   }
 
+  
   return $menu_title;
 }