【p】
<html>
<head>
<script type="text/javascript" src='http://code.jquery.com/jquery-1.5.2.js'></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").text("<b>Some</b> new text.");
});
</script>
<style>
.selected { color:red; }
.highlight { background:yellow; }
</style>
</head>
<body>
<p class="selected highlight">Hello first</p>
<p class="">Hello</p>
</body>
</html>
