See the following for more information:

View Table of Contents

Access the Table of Contents view for the eBook you are reading by selecting the "Contents" ePub Reader option. This view presents a multi-level Table of Contents, from which you can drill down into sub-contents or go to positions in the book represented in the Contents. Note the navigation (or "breadcrumb") bar at the top of the view which shows you the navigation path as you drill down into sub-content levels. To navigate back to higher levels, tap the appropriate link in the navigation bar.

Launch Table of Contents
1. Launch Table of Contents
Table of Contents
2. Table of Contents
Invoke View Sub Contents
3. Invoke View Sub Contents
View Sub Contents
4. View Sub Contents
Goto Location
5. Goto Location
Read Book
6. Read Book