urls_downloaded_cb({"token":"fast-forward","urls":[{"url":"tutorials/basic/playback-speed.html#goal","node_type":"p","page":"Basic tutorial 13: Playback speed","sections":["Basic tutorial 13: Playback speed","Goal"],"context":{"gi-language":["default"]}},{"url":"tutorials/basic/playback-speed.html#introduction","node_type":"p","page":"Basic tutorial 13: Playback speed","sections":["Basic tutorial 13: Playback speed","Introduction"],"context":{"gi-language":["default"]}}]});