addSubmenuBookLibrary("Settings Frontend"); break; case "config_backend": menubooklibrary::MENU_CONFIG_BACKEND(); addSubmenuBookLibrary("Settings Backend"); break; case "config_save_frontend": menubooklibrary::MENU_CONFIG_FRONTEND(); addSubmenuBookLibrary("Settings Frontend"); break; case "config_save_backend": menubooklibrary::MENU_CONFIG_BACKEND(); addSubmenuBookLibrary("Settings Backend"); break; case "about": menubooklibrary::MENU_ABOUT(); addSubmenuBookLibrary("About"); break; case "delete_review": menubooklibrary::MENU_DELETE_REVIEW(); break; case "edit_review": menubooklibrary::MENU_EDIT_REVIEW(); break; case "update_review": menubooklibrary::MENU_EDIT(); break; case "cancel_review_edit": menubooklibrary::MENU_EDIT(); break; //************** begin for manage reviews *********************