<HTML>
<HEAD>
<script language=javascript>
function Test()
{
var oReq = new ActiveXObject("Microsoft.XMLHTTP")
oReq.open("GET","http://expert.csdn.net/Expert/topic/2329/2329828.xml?temp=.3076136",false);
oReq.send();
var xmldom = oReq.responseXML//已经是xmldom了
alert(xmldom.xml);
//然后进行遍历
<select name="s"></select>
.....
var doc=xmlhttp.responseXML.documentElement
var c=doc.childNodes
for(i=0;i<c.length;i++)
s.options[s.length]=new Option(c[i].text,c[i].text)