function setup() {
createCanvas(400, 400);
}
var start=0;
function draw() {
if(start==0)
{fill("#964B00");
ellipse(200, 200, 400, 400);
fill("white");
ellipse(200, 200, 150, 150);
start=1;}
if(start==1)
{
if(mouseIsPressed)
{noStroke();
fill("yellow");
var D = random(40, 20);
ellipse(mouseX, mouseY, D, D);}