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Active Content
Active content includes book sections, bookmarks and
notes made during reading (they all are available in the
respective sections of the Table of Contents).
Structured contents – active contents with hierarchical
structure of section branches (chapters, volumes, bookmarks,
etc.).
The ‘Up’ and ‘Down’ keys facilitate navigation across the
active content items. ‘Left’ and ‘Right’ keys allow the user to
switch to the previous/next active content page. Upon hitting