This sketch is created with an older version of Processing,
and doesn't work on browsers anymore.
xxxxxxxxxx
size(500,500);
noStroke();
background(255);
//blue
fill(2,71,191);
rect(0,80,500,12);
fill(2,71,191);
rect(0,230,500,12);
fill(2,71,191);
rect(0,450,500,12);
fill(2,71,191);
rect(40,10,12,480);
//red
fill(224,4,4);
rect(0,20,500,12);
fill(224,4,4);
rect(0,350,500,12);
fill(224,4,4);
rect(200,10,12,480);
fill(224,4,4);
rect(460,10,12,480);
//yelow
fill(255,246,0);
rect(0,50,500,12);
fill(255,246,0);
rect(0,150,500,12);
fill(255,246,0);
rect(0,250,500,12);
fill(255,246,0);
rect(0,330,500,12);
fill(255,246,0);
rect(0,400,500,12);
fill(255,246,0);
rect(0,430,500,12);
fill(255,246,0);
rect(0,480,500,12);
fill(255,246,0);
rect(20,10,12,480);
fill(255,246,0);
rect(55,10,12,480);
fill(255,246,0);
rect(220,10,12,480);
fill(255,246,0);
rect(340,10,12,480);
fill(255,246,0);
rect(380,10,12,480);
fill(255,246,0);
rect(410,10,12,480);
fill(255,246,0);
rect(430,10,12,480);
fill(255,246,0);
rect(480,10,12,480);
//red2
fill(224,4,4);
rect(200,480,12,12);