How to use URL button in a mobile application to navigate to a different book
Within a Storyboard, you can use a "URL button" to open new content after a button click.
Generating that URL can be done by selecting a book, then clicking on "Open Link"
When your storyboard is running in a mobile App, you'll need to manually alter the URL
If "HTML5" is left in the URL and is being called from a mobile App, the following error will occur,