These are to help you to enjoy your video experiences:
Each video can be started by pointing the mouse to the arrow in the centre of the image
and left button click. The same can be used to stop the video.
The progress bar near the bottom of the screen can be used to move through the video
Clicking the arrow to the right end of the bar displays two more controls:
Mute sound
Switch to full screen view (click escape to return to
smaller video image)