/**
 * An example of an active Processing sketch.
 *
 * <p>Elie Zananiri<br>
 * CART 253, Winter 2008</p>
 */

void setup() {
  // set the size of the display
  size(200, 200);

  // set the fill color to red
  fill(255, 0, 0);
}

void draw() {
  // set the background color to white
  background(255);
  
  // draws a circle under the mouse
  ellipse(mouseX, mouseY, 100, 100);
}