<!DOCTYPE html>
<html>
<body>
<h1>My Web Page</h1>
<p id="demo">A Paragraph.</p>
<div id="myDiv">An HTML div.</div>
<script>
document.getElementById("demo").innerHTML = "Hello Dolly.";
document.getElementById("myDiv").innerHTML = "How are you?";
</script>
</body>
</html>