float xoff = 0.0; 
float xincrement = 0.01;  
float timer;

int W, H; 
boolean online;

void setup() {
  if (online == false) {
    W = 800;
    H = 300;
  } 
  else {
    W = 600;
    H = 200;
  }
  size(W,H); 
  smooth(); 
  frameRate(30); 
  noStroke();
  background(255);
} 

void draw() {
  timer++;
  if (timer < 1000) {
    fill(255, 30);   
    rect(0,0,width,height);   
    float n = noise(xoff)*100;   
    xoff += xincrement;   
    fill(#2E3191);   
    ellipse(W/4,H/2,n,n);
  }
}