Rob's Ray-Traced Shiny-Red Torus and Gold Sphere
Java Applet
This 'lil Java applet is 160x120 pixels in size and takes two parameters:
Interval specifies the milliseconds paused between frames, and
Direction specifies either clockwise (1) or counterclockwise (0) rotation.
For this example page, the Interval=100, and the Direction=1 (clockwise):
The source