function WriteDemo()
{
var fso, f, r
var ForReading = 1, ForWriting = 2;
fso = new ActiveXObject("Scripting.FileSystemObject")
f = fso.OpenTextFile("c:\\testfile.txt", ForWriting, true)
f.Write("Hello world!");
f.Close();
f = fso.OpenTextFile("c:\\testfile.txt", ForReading);
r = f.ReadLine();
return(r);
}