The Top toolbar lets you to switch between different window layouts and viewing modes. You can access the following viewing and layout options:
• Slideshow slideshow — lets you view a slideshow of the selected thumbnails.
— hides the Preview panel to allow quick browsing through many thumbnails.
— reveals both the Preview panel and the Thumbnail panel.
— hides the Thumbnail panel to make the Preview panel as large as possible.
— lets you position your pointer over the preview window and magnify that image area.
— maximizes the application window and hides the title bar.