The current section and course title is displayed in left upper corner accompanied by the page count.
The Home button leads you back to the course's opening page
The Menu shows all of the available chapters in the course
The Sound button gives you option turning on or off the sound
Course navigation - go to the next or previous page (when in locked state it appears pale)
Hotspot buttons - used as clickable interaction areas which can be found throughout the course.
This is the course's first page - an introduction page. It usually consists of a full course title and some details. It could, for example, contain a producer's name or production end date. You can start the course by pressing the "Start the course" button.