embedded javascript in html code example
Example 1: include script in html
<script type="text/javascript" src="/path/to/script.js"></script>
Example 2: calling javascript file in html
<script type="text/javascript" src="yourfile.js"></script>
Example 3: link javascript to html
<script src="index.js"> </script>
Example 4: how to enter javascript in html
<script type="text/javascript">
alert("This alert box was called with the onload event");
</script>