<!DOCTYPE html>
<html>
<head>
<style>
div {
border: 1px solid black;
background-color: lightblue;
height: 2000px;
width: 2000px;
}
</style>
</head>
<body>
<p>Click the button to scroll the document window by 100px horizontally and vertically.</p>
<p><strong>Note:</strong> The pageXOffset and pageYOffset properties are not supported in IE8 and earlier.</p>
<button onclick="myFunction()" style="position:fixed;">Click me to scroll</button><br><br>
<div>
</div>
<script>
function myFunction() {
window.scrollBy(100, 100);
alert("pageXOffset: " + window.pageXOffset + ", pageYOffset: " + window.pageYOffset);
}
</script>
</body>
</html>