WP Better Sub Menus improves the menu admin screen (nav-menus.php) by allowing you to Expand/Contract the menu items. Specially useful when your menu consist of a few dozens of items.

Other features include:

• Sticky sidebar for easier access to the links sidebar menu
• Scrollable sidebar.
• Colored menu items to indicate if a menu item has subitems inside
• Easy click & expand or click & contract.

Donwload the plugin now: