// Example 04-11 from "Getting Started with Processing" 
// by Reas & Fry. O'Reilly / Make 2010

size(480, 120);
background(0);
smooth();
noStroke();
for (int y = 0; y < height+45; y += 40) {
  fill(255, 140);
  ellipse(0, y, 40, 40);
}
for (int x = 0; x < width+45; x += 40) {
  fill(255, 140);
  ellipse(x, 0, 40, 40);
}

