Overview of Bookreader You use Bookreader to read online documentation. The Bookreader utility has three windows: * The Library window displays libraries, bookshelves, and books that are available for you to open. When you open a book from the Library window, the Navigation window appears. * The Navigation window contains the table of contents and index for the book you open. When you open a section from the table of contents, the Topic window appears. * The Topic window displays the section of the book you have opened.