Write a JavaScript program to demonstrate use of window 'screen' object.
<html>
<head>
<title>Screen object</title>
</head>
<body>
<script type="text/javaScript">
switch (window.screen.colorDepth)
{
case 1:
case 4: document.bgColor = "white";
break;
case 8:
case 15:
case 16: document.bgColor = "blue";
break;
case 24:
case 32: document.bgColor = "skyblue";
break;
default:
document.bgColor = "white";
}
document.write("Your screen supports " + window.screen.colorDepth + " bit color");
</script>
</body>
</html>
