How to use HTML text in JavaScript
This link below will help you to use html text in JavaScript.
You can do this by typing document.write because we want  
letters in the document  so we are using  it.
 
<html>
<head>
<title>Using html text in JavaScript</title>
</head>
<body>
<script language="JavaScript">
document.write("<h1>My name is Matthew 
Benedict</h1><br>");
document.write("<p><u>I live in 
chennai</u></p><br>");
document.write("<p><b>I love software
 programing </b></p><br>");
</script>
</body>
</html>