When this video appears with the player controls on the bottom, you should click the "Play" button on the lower left to start the file. One more click will expand it to full screen on your computer. To get it back to the small version, hit ESC and it will shrink down. Feel free to experiment with the controls. This is a high-quality video with streaming, and its about 35 Meg (Windows Media File). For help or more information, call 888-766-6677.