<!DOCTYPE html>
<html>
<head>
<style>
p { background:yellow; }
</style>
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body>
<button>Show it</button>
<p style="display:none">Hello 2</p>
<script>
$("button").click(function () {
$("p").show("slow");
});
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<style>
p { background:yellow; }
</style>
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body>
<button>Show it</button>
<p>Hello 2</p>
<script>
$("button").click(function () {
$("p").show("slow");
});
</script>
</body>
</html>