• A Web page that is a kind of a game
• At each of the 4 sides of the screen, there is small disk. Each disk is adjacent to the inner side.
The exact location is random and changes each time the page is accessed.
• When the ‘Start’ button is clicked, each disks starts moving in a straight line and constant speed.
Each disk will have its own (random) speed and direction.
• When two discs collide, one of them should evaporate.
• The process will continue for the time specified by the controller or till just one disk is left on the page.
• It’s possible to pause and reset the operation.
• When the process is done, a message will appear on the page with a summary.
• Start button
• Pause button
• Reset button
• Number entry field where the user will be able to specify time in seconds
