This tab lists all templates, which are a part of the theme, and allows the administrator to manage them. The button ‘Preview' (template icon with a magnifying glass) opens the front-end in a pop-up window, so that the administrator can preview the changes made. Since not all templates are describing entire pages, and some may even be not visible (a category element template, when there are no categories, for example), it is impossible to direct the preview to the specific template being modified. The template creation and edit form has the following fields: