blob: 81ebc416bce56536a34eb643199b5e48ef2d26dd [file] [log] [blame]
<!DOCTYPE html>
<html>
<head>
<style>
body {
background-color: rgb(255, 255, 255);
}
#textBox {
position: absolute;
left:460px;
top:400px;
width:1000px;
height:200px;
font-size:144px;
color:#FF0000;
transition: color 2s;
}
</style>
</head>
<body>
<div id='textBox'>Hello, Cobalt!</div>
<script type="text/javascript">
var colors = [
'rgb(255, 0, 0)',
'rgb(0, 255, 255)',
'rgb(0, 255, 0)',
'rgb(255, 0, 255)',
'rgb(0, 0, 255)',
'rgb(255, 255, 0)'
];
var colorIndex = 0;
function refresh() {
var textBox = document.getElementById('textBox');
textBox.style.color = colors[colorIndex];
}
document.addEventListener('keydown', function(e) {
if (e.keyCode == 37) {
// Left arrow key was pressed.
colorIndex -= 1;
if (colorIndex < 0) {
colorIndex = colors.length - 1;
}
refresh();
} else if (e.keyCode == 39) {
// Right arrow key was pressed.
colorIndex += 1;
if (colorIndex >= colors.length) {
colorIndex = 0;
}
refresh();
}
});
</script>
</body>
</html>