Standard HTML:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title></title>
<link rel='stylesheet' href='css source' />
<script src='Script Source'></script>
<script>
All that jazz;
</script>
</head>
<body>
Content
</body>
</html>
Because you don't understand this, you need to (at this point) completely give up of JavaScript and learn static HTML. If you don't you will NEVER comprehend ANY web development language.