This is the Publizard EPUB3 application.

It includes a personal bookshelf, and provides visual navigation through bookmarks, thumbnails, table of contents or “go to page”.

You can highlight portions of text, take notes, zoom in and out and much more!
Our reader supports numerous EPUB3 features such as sounds and animations.

Please see http://www.publizard.com for more information about our EPUB3 products.
If you need help to use our reader, go to our FAQ page: http://www.publizard.com/faq