On the Go Menu, click Home (shortcut Alt+Home), or click the 
button on the toolbar.
Brings up the home pages specified for the Table of Contents and content panes. These can be defined by choosing Make This Topic My Content Pane Home Page or Make This Topic My Index Pane Home Page on the browser popup menu; if no documents have been specified then it will bring up the default opening view for your project.
See also
- Setting the home page
- Showing the top level Table of Contents
- Showing thumbnail images in the index pane
- Synchronizing the table of contents to the topic in the content pane
- Viewing the table of contents in tree format