Index: postbox.js
===================================================================
--- postbox.js	(revision 45368)
+++ postbox.js	(working copy)
@@ -205,7 +205,6 @@
 				$handleButtons = $( '.postbox .handlediv' );
 
 			$.extend( this, args || {} );
-			$('#wpbody-content').css('overflow','hidden');
 			$('.meta-box-sortables').sortable({
 				placeholder: 'sortable-placeholder',
 				connectWith: '.meta-box-sortables',