21-3.txt

开发王代码 代码

<script type="text/javascript">
<!--
//利用PI创建DOM
var doc,pi;
var doc = new ActiveXObject("Msxml2.DOMDocument.4.0");
var pi = doc.createProcessingInstruction("xml", "version='1.0'");
doc.insertBefore(pi, doc.childNodes.item(0));

var root,root2;
var root = doc.createElement("HTML");
var root2 = doc.createElement("CSS");
doc.appendChild(root);
root.appendChild(root2);
alert(doc.xml);
-->
</script>