3D FlipBook - Hi, i just installed the flip book on a web site and i can’t figure out how to make the download button visible. I have

Hi, i just installed the flip book on a web site and i can’t figure out how to make the download button visible. I have changed “bookController.js” to true but it still doesn’t work! Do you have an example of this?

http://normy.se/clients/rf/flip/3d-flip-book/