Usage on your HTML page:
<canvas width="640" height="480" id="fireworks-canvas" style="background:#000;"></canvas>
<script src="js/fireworks.js"></script>
<script>
window.onload = function () {
var firework = JS_FIREWORKS.Fireworks({
id : 'fireworks-canvas',
hue : 120,
particleCount : 50,
delay : 0,
minDelay : 20,
maxDelay : 40,
boundaries : { // of respawn and target
top: 50,
bottom: 240,
left: 50,
right: 590
},
fireworkSpeed : 2,
fireworkAcceleration : 1.05,
particleFriction : .95,
particleGravity : 1.5
});
firework.start();
};
</script>