帮忙，谢谢。。
---------------------------------------------------------------
1<html>
2<head>
3<script defer="" language="javascript">
4<!--
5function test(){
6data.src='data.xml';
7alert(data.src)
8var xmldoc=data.XMLDocument;
9alert(xmldoc.xml)
10}
11//-->
12</script>
13</head>
14<body>
15<xml id="data" src="11.xml"></xml>
16<input id="button1" name="button1" onclick="test()" type="button" value="Button"/>
17</body>
18
19\---------------------------------------------------------------
20
21<html>
22<head>
23<script defer="" language="javascript">
24<!--
25function test(){
26data.src='data.xml';
27alert(data.src)
28var xmldoc=data.XMLDocument;
29alert(xmldoc.xml)
30}
31//-->
32</script>
33</head>
34<body>
35<xml id="data" src="11.xml"></xml>
36<input id="button1" name="button1" onclick="test()" type="button" value="Button"/>
37</body></html></html>