<html>
<body>
<script>
if (window.XMLHttpRequest)
{// code for IE7+, Firefox, Chrome, Opera, Safari
xmlhttp=new XMLHttpRequest();
}
else
{// code for IE6, IE5
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.open("GET","/demo/xml/books.xml",false);
xmlhttp.send();
xmlDoc=xmlhttp.responseXML;
var x=xmlDoc.getElementsByTagName("book")[0];
document.write("Child nodes before removal: ");
document.write(x.childNodes.length);
x.removeChild(x.childNodes[0]);
document.write("<br>Child nodes after removal: ");
document.write(x.childNodes.length);
</script>
</body>
</html>