bug.js

//ellipe
var a;
var b = 0;
var c;
var d;
var e;

//rect
var o;
var p = 800;
var q;
var r;
var s;

function setup() {
     createCanvas(800,600);
     a = random(0,800);
}

function draw() {
 background(a,255-b,b);
 
 b = b + 1;
 c = 30;
 d = 30;
 ellipse(a,b,c,d);

 o = mouseX-15;
 p = p - 20;
 q = 30;
 r = 30;
 rect(o,p,q,r);
 rect(o,p-40,q,r);

if(b > 800){b = 0;}
if(p < 0){p = 800;}

 if (a-25 < o && o < a+10 && b-20 < p && p < b+20){
  rect (0,0,800,600);
  b = 0;
  a = random(0,800);
 }
}