Accordion Menu: Keyboard Control

• The Tab and down arrow keys should navigate down the menu, including open sub-menus.
• Shift-tab and up arrow keys should navigate up the menu, including open sub-menus.
• When focused on a parent menu, the space bar and Enter key should open or close the menu.
• When focused on a link item, the space bar and Center key should navigate to the link.

• Item 1
  • External link
  • Item 1B
• Item 2