The FSO menus have been designed for easy navigation. The navigation menu is placed on the left side of the screen and be extended or collapsed with Arrows :

This is the extended view:

This view can be collapsed by clicking on the

 to reduce the menu to the icons :

Expanding the menu is done via the Option icon on top of the menu list.

Where submenus are available, these can be accessed via the arrows :

To collapse the section again, the user can click again on the arrow:

To help the user identify in which area he is currently operating, the menu of the current context is highlighted in blue:

This section is always the last value in the breadcrumbs with the main part of the screen. The breadcrumbs allow as well easy navigation within the menus.