x1: 0,

    x2: 0,

    xa: 100,

    xb: 100

}

​

function setup() {

    createCanvas(400, 400);

    background(255);

}

​

function draw() {

    var b = random(50,230)

    stick.xa = random(0, 400);

    stick.xb = random(0, 400);

    stroke(0, 240, b);

    line(0, 0, stick.xa, stick.xb);

​

    stick.x1 = random(0, 400);

    stick.x2 = random(0, 400);

    stroke(0, 240, b);

    line(stick.x1, stick.x2, 400, 400);

}