javascript遍历指定目录所有文件

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script>
function searchFiles() {
var fso = new ActiveXObject("Scripting.FileSystemObject");
var f = fso.GetFolder(document.all.fixfolder.value);
var fc = new Enumerator(f.files);
var s = "";
for (; ! fc.atEnd(); fc.moveNext()) {
s += fc.item();
s += "<br/>";
}
fk = new Enumerator(f.SubFolders);
for (; ! fk.atEnd(); fk.moveNext()) {
s += fk.item();
s += "<br/>";
}
textarea.innerHTML = s
}
</script>
</head>

<body bgcolor="#FFFFFF">
指定文件夹<input type="text" name="fixfolder" value="E:J2EE">
<input type="button" value="搜索" onclick="searchFiles()">
<table>
<tr>
<td id="textarea">

</td>
</tr>
</table>

</body>
</html>