Index: wp-admin/widgets.php
===================================================================
--- wp-admin/widgets.php	(revision 6849)
+++ wp-admin/widgets.php	(working copy)
@@ -238,6 +238,7 @@
 		<div id="sidebar-info">
 			<p><?php echo $sidebar_info_text; ?></p>
 			<p><?php _e( 'Add more from the Available Widgets section.' ); ?></p>
+			<p><?php _e( 'Reorder the widgets by clicking on them and dragging your mouse.' ); ?></p>
 		</div>
 
 	</div>