This option lets you enter in the text that appears above the site map (e.g. instructions on how to use it). Do not remove the  text from your editor window, as this is where the site map will appear.

To edit page:

1. Click the 'Accessories' menu item from the tool bar. A drop-down menu will appear.
2. Hover over 'Site Map' and Click 'Edit Site Map Page'.
3. Enter text and content.
4. Click ‘Save’.

You will then need to add your site map to your site by adding a hyperlink to it. You can learn how to hyperlink here.