// Example 03-12 from "Getting Started with Processing" 
// by Reas & Fry. O'Reilly / Make 2010

size(480, 120);
smooth();
ellipse(75, 60, 90, 90);
strokeWeight(8);  // Stroke weight to 8 pixels
ellipse(175, 60, 90, 90);
ellipse(279, 60, 90, 90);
strokeWeight(20);  // Stroke weight to 20 pixels
ellipse(389, 60, 90, 90);
