One of my players, when they run the on-line player it fills the width of the screen, and the bottom of the image is cropped.
How do they get it back to the normal size of about 3" by 6"
Thanks
This is a known issue that can happen and will be fixed. In the meantime you can point your player to this fix. 
The Online Player is stuck looking huge (or tiny) - HOW TO FIX