Mike Matas: A next-generation digital book.

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Video object behavior in a user interface 
8,990,691

Inventors: Matas; Michael (San Francisco, CA), Tsinteris; Kimon (San Francisco, CA), Sarner; Austin (San Francisco, CA), Melcher; Charles (New York, NY)
Assignee: Facebook, Inc. (Menlo Park, CA) 
Family ID: 1000000996390
Appl. No.: 13/490,343
Filed: June 6, 2012

Abstract
In one embodiment, presenting a video in a user interface in a first presentation mode of a plurality of presentation modes, each presentation mode has a specific size for presenting a visual portion of the video and a specific volume for presenting an audio portion of the video; and in response to a user interaction with the video in the first presentation mode, transitioning the video to a second presentation mode, comprising: changing the visual portion of the video from a first size of the first presentation mode to a second size of the second presentation mode; and changing the audio portion of the video from a first volume of the first presentation mode to a second volume of the second presentation mode.