buch query_max_page set_max_page query_current_page query_verzeichnis query_page_names set_wizard_book set_hlp_book query_wizard_book query_hlp_book set_open_close query_open_close set_searchable query_searchable set_status_line query_status_line set_seiten_desc query_seiten_desc set_page_mode query_page_mode set_current_page set_verzeichnis set_page_names query_verzeichnis_inhalt query_page_inhalt book_action book_help continue_read forbidden_read forbidden_read_me query_book