This screen shows a list of 'Cover' templates. You can select a different group of templates via the drop down Group box. The botton half of the screen give you a glimpse of the template. Clicking on the Edit button will open the template in another window that will allow you to change the template. If you want to create a new template from scratch, click the New button or if you want to start a new template based on the current template, click the Copy button.