Assignment III

Description:
The following modifications are done:
. A start button to start the applet.
. A stop button to stop the applet.
.A fast button that will increase the speeed.
.A slow button that will decrease the speed.
. A choice control to select an object
(Background,Ball,Rectangle).
. Another choice control to assign a color
to the selected object. It is not possible
to pick the same color for the background as
that of the ball or rectangle.