Here you set the start page from where the menu should begin.
Here you set the font template to use for the menu.
To highlight the current page in the menu, it could be bold or italic for example.
If you want an image for a collapsed node the image is selected here.
If you want an image for an expanded node the image is selected here with the file browser.
If you want an image for pages/documents you select the image here by clicking the browse button and select the image. If no image is selected the standard icon for a file is selected.