aja-linear-5-ref.html
<!doctype html>
<!-- Derived from http://a-ja.net/newgrad.html -->
<html class="reftest-wait">
<head>
<script>
function doDraw() {
var ctx = document.getElementById('canvas').getContext('2d');
var grad = ctx.createLinearGradient(50, 0, 50, 200);
grad.addColorStop(0, 'yellow');
grad.addColorStop(0.2, 'blue');
grad.addColorStop(1, '#0f0');
ctx.fillStyle = grad;
ctx.fillRect(0,0,100,200);
document.documentElement.removeAttribute('class');
}
</script>
</head>
<body onload="doDraw();">
<canvas id="canvas" width="100" height="200"></canvas>
</body>
</html>
