<!DOCTYPE html>
<html>
<head>
<script src="/lib/jquery-1.12.2.min.js"></script>
<script>
$(document).ready(function(){
$("p:not(.intro)").css("background-color", "yellow");
});
</script>
</head>
<body>
<h1>Welcome to My Homepage</h1>
<p class="intro">My name is Donald.</p>
<p>I live in Duckburg.</p>
<p>My best friend is Mickey.</p>
<p>Who is your favourite:</p>
<ul id="choose">
<li>Goofy</li>
<li>Mickey</li>
<li>Pluto</li>
</ul>
</body>
</html>