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var fso;
fso = new ActiveXObject("Scripting.FileSystemObject");
function SystemSpecialFolder(Special)
{
   var tfolder,  TemporaryFolder = Special;//0: Windows ²Ù×÷ϵͳ°²×°µÄÎļþ;1:°üº¬¿â¡¢×ÖÌ壬ÒÔ¼°É豸Çý¶¯³ÌÐòµÄ System Îļþ¼Ð;2:´æ´¢ÁÙʱÎļþµÄ Temp Îļþ¼Ð;
   tfolder = fso.GetSpecialFolder(TemporaryFolder);
   return(tfolder);
}
var Special=0;
document.write(SystemSpecialFolder(Special)+"<br>");
Special=1;
document.write(SystemSpecialFolder(Special)+"<br>");
Special=2;
document.write(SystemSpecialFolder(Special));
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