Photos taken in Zoe mode are also displayed with animated thumbnails in the gallery. The MediaWiki wiki software automatically generates static, non-animated thumbnails of SVG images. Ristretto operates on folders of images, displaying thumbnails along with the active image. Image files can be shown in different sized thumbnails, slide shows or lists. Retrieval of images (other than thumbnails) required registration. Entries for "Pictures" and "Video" show their thumbnails. An application can, in turn, show many different image thumbnails in a mosaic on screen. Boumaaza's then girlfriend Tania appears in many of the videos and their corresponding thumbnails. Thumbs.db files are stored in each directory that contains thumbnails on Windows systems. A new "Content" view is added, which shows thumbnails and metadata together. Fix started with descriptive words on a page, moving to thumbnails and silhouette concepts. These can be shown or played by double clicking on the thumbnails. The required size for the thumbnails is 128x128 pixel. Aero offers translucent window effects, as well as live thumbnails, animated transitions and Flip 3D. Sonar had the ability to show video as thumbnails contained in a separate track.