Index: wp-admin/nav-menus.php
===================================================================
--- wp-admin/nav-menus.php	(revision 32663)
+++ wp-admin/nav-menus.php	(working copy)
@@ -712,7 +712,7 @@
 						<input type="hidden" name="zero-menu-state" value="true" />
 					<?php } ?>
  					<input type="hidden" name="action" value="update" />
-					<input type="hidden" name="menu" id="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
+					<input type="hidden" name="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
 					<div id="nav-menu-header">
 						<div class="major-publishing-actions">
 							<label class="menu-name-label howto open-label" for="menu-name">