Mega Code Archive
Add after text node created from document createTextNode
<![CDATA[
< html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").after( document.createTextNode("Hello") );
});
</script>
</head>
<body>
<body>
<p> a</p><b>b</b>
</body>
</html>
]]>