Index: wp-admin/widgets.php
===================================================================
--- wp-admin/widgets.php	(revision 18879)
+++ wp-admin/widgets.php	(working copy)
@@ -31,6 +31,7 @@
 $title = __( 'Widgets' );
 $parent_file = 'themes.php';
 
+$current_screen->add_option('');
 $current_screen->add_option_context( 
 '<p>test</p>'
 );