title: Vertical flipping using turn.js
body: <p>I am using turn.js in my application and would like to implement the vertical flipping similar to <a href="http://pageflip-books.com/documentation-configuration.php" rel="noreferrer">http://pageflip-books.com/documentation-configuration.php</a>  - VerticalMode</p>
  
  <p>Can anyone let me know, how can I implement the vertical flipping in turn.js?</p>