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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
<style type='text/css'>
#graph { width: 200px; height: 150px; background-color: black; position: relative; }
#graph div { position: absolute; width: 1px; height: 1px; }
</style>
<script type="text/javascript">
function plot(x, y, color) {
var e = document.createElement('div');
e.style.left = Math.round(x) + "px";
e.style.top = Math.round(y) + "px";
e.style.backgroundColor = color;
document.getElementById('graph').appendChild(e);
}
window.onload = function() {
for(var x=0;x<200;x++) {
var y = 75 + Math.sin(x/20) * 50;
plot(x, y, 'red');
}
for(var x=0;x<200;x++) {
var y = 75 + Math.sin(x/40) * 30;
plot(x, y, 'green');
}
};
</script>
</head>
<body>
<div id='graph'></div>
</body>
</html> |
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