How to operate
- How to turn a page
- Flick or swipe the edge of a page for turning.

- Slider
- Drag the control to move between pages.
- Zoom in/out
- Double-tap or pinch in/out a page to zoom in/out an image.
- Show menu
- Tap a page to show/hide a menu bar.
Basic menu

- Contents
- Show the Contents.

- Label
- Show the interface for adding labels.

- Search
- Show the interface for Search document.

- Download
- Save a book being browsed into the application "meclib".

- Menu
- Display the navigation menu.

- Move
- Show the interface to move to a page.

- Page list
- Show the Page list.

- Label list
- A list is displayed of added labels.

- PDF
- Show a pages as a PDF.

- Book viewing history
- Show a history of books viewed in the same site.

- Options
- Change display settings.