转自：http://topic.csdn.net/u/20080606/10/0fcfca71-a23c-4026-8372-a9e2b19f0ef1.html?seed=116085589
我现在就是写不出这样的代码，转一下，作为目标。
把原代码以HTML代码形式贴出的时候，博客园竟然贴不出。我汗死，直接贴在这儿了。
<html>
<head>
<title>hz-gb-2312 转码工具</title>
<HTA:APPLICATION
APPLICATIONNAME="CabMKR"
Icon="http://ialvin.cn/favicon.ico"
ID="oHTA"
CAPTION="yes"
CONTEXTMENU="no"
INNERBORDER="no"
BORDER="thin"
BORDERSTYLE="normal"
MAXIMIZEBUTTON="no"
MINIMIZEBUTTON="yes"
SHOWINTASKBAR="yes"
INGLEINSTANCE="no"
SYSMENU="yes"
VERSION="1.0"
windowstate="normal"
SCROLL="no"/>
<style type="text/css">
html,body{ font-size:12px; margin:0; overflow:hidden; }
fieldset{ padding:5px; margin:5px; text-align:center; }
</style>
<script type="text/JScript">
window.resizeTo(480, 310);
window.moveTo((screen.width-480)/2, (screen.height-310)/2);
var $ = function(id) { return document.getElementById(id); };
String.prototype.saveTo = function(path, cSet) {
var out = new ActiveXObject("ADODB.Stream");
with (out) { Type=2; Open(); CharSet=cSet||"GBK"; Position=0; WriteText=this; SaveToFile(path,2); Close(); }
delete out;
};
String.loadFrom = function(path, cSet) {
var ins = new ActiveXObject("ADODB.Stream");
with (ins) { Type=2; Mode=3; Open(); CharSet=cSet||"GBK"; Position=0; LoadFromFile(path); }
var s = ins.ReadText();
ins.Close(); delete ins;
return s;
};
function converEncoding(str, wcs, rcs) {
var s = new ActiveXObject("ADODB.Stream");
with (s) { Mode=3; Type=2; Open(); CharSet=wcs; WriteText=str; Position=0; CharSet=rcs; str=ReadText(-1); Close(); }
delete s; return str;
}
function encode(s) { return converEncoding(s, "hz-gb-2312", "gbk"); }
function decode(s) { return converEncoding(s, "gbk", "hz-gb-2312"); }
function doDecode() {
//var code = String.loadFrom($('txt').value);
$("txt").value = decode($('txt').value);
// code.saveTo("ok.txt");
// alert("转换编码后的内容已保存到 ok.txt");
}
</script>
</head>
<body>
<fieldset>
<legend>内容</legend>
<textarea id="txt" style="100%" rows="14"><meta content="~{11>)E`@hV0R5Q'T:UPIzW(R5~}" name="description"></textarea>
<input type="button" onclick="JScript:doDecode();" value=" 转 码 " />
</fieldset>
</body>
</html>