Up next Keyboard Viewer will not display passwords Published on 07 August 2010 TagsApple apps,gestures,gestures (Mac),Magic Mouse,Magic Trackpad,OS X Snow Leopard,submission,tips,Trackpad When in a video chat you can use the zoom in gesture (pinch-outwards) on a MacBook’s trackpad, a Magic Mouse, or Magic Trackpad to make the video fullscreen, and zoom out gesture (pinch-inwards) to return the video chat to window mode.