You must have Adobe Flash Player installed on your system to view the video stream. You can get it by clicking the icon below:
Dial-up users will experience frequent buffering. A high-speed internet connection is recommended for video streaming.
High-speed users will experience buffering when there is network congestion during peak usage times. If you're experiencing frequent buffering and you're on high-speed you may just want to try again later.
Adjust the slider on the bottom of the player as shown below: