Mega Code Archive
If jQuery is installed and running
<![CDATA[
< html>
<head>
<script type='text/javascript' src='js/jquery-1.3.2.js'></script>
<script type='text/javascript'>
if ($) {
$(document).ready(
function() {
$('p').addClass('Loaded');
$('p').text('jQuery loaded and running!');
}
);
}
</script>
<style type='text/css'>
p.Loaded {
color: green;
border: 1px solid green;
}
</style>
</head>
<body>
<p>
jQuery is not loaded.
</p>
</body>
</html>
]]>