READ THIS!!

Click on the "play" button (the arrow) to view the video. If the playback is choppy, pause the video and let it stream. To stream, hover the mouse over the bottom of the video. A control bar should appear. Click the pause button and the video will stop playing but it will continue to stream from the internet to your computer. In the control bar, you will see a green progress bar indicating how much has streamed. Wait until the stream is about 3/4 finished before clicking the play button again.

After clicking the play button, you can switch to full screen mode on the control bar, bottom right.