Index: media-upload.php
===================================================================
--- media-upload.php	(revision 56650)
+++ media-upload.php	(working copy)
@@ -78,8 +78,6 @@
 	$tab = apply_filters( 'media_upload_default_tab', 'type' );
 }
 
-$body_id = 'media-upload';
-
 // Let the action code decide how to handle the request.
 if ( 'type' === $tab || 'type_url' === $tab || ! array_key_exists( $tab, media_upload_tabs() ) ) {
 	/**