if (WSH.Arguments(0) == "code")
{
    fso = new ActiveXObject("Scripting.FileSystemObject");
    ts  = fso.OpenTextFile(WSH.Arguments(1));
    str = ts.ReadAll();
    ts.Close();

    var k = 1;
    output = "";
    for (var i = 0; i < str.length; i++)
    {
        if (str.charAt(i) == str.charAt(i+1))
            k++;
        else
        {
            while (k > 255)
            {
                output += '#' + String.fromCharCode(255) + str.charAt(i);
                k -= 255;
            }
            if (k > 3 || str.charAt(i) == "#")
                output += '#' + String.fromCharCode(k) + str.charAt(i);
            else output += str.substr(i-k+1,k);
            k = 1;
        }
    }
    WSH.echo("Coeff: " + str.length/output.length);

    ts = fso.OpenTextFile(WSH.Arguments(2), 2, true);
    ts.Write(output);
    ts.Close();
}
else if (WSH.Arguments(0) == "decode")
{
    fso = new ActiveXObject("Scripting.FileSystemObject");
    var ts  = fso.OpenTextFile(WSH.Arguments(1));
    str = ts.ReadAll();
    ts.Close();

    var output = "";
    for (var i = 0; i < str.length; i++)
    {
        if (str.charAt(i) == "#")
        {
            for (var j = 0; j < str.charCodeAt(i+1); j++)
                output += str.charAt(i+2);
            i += 2;
        }
        else
        {
            output += str.charAt(i);
        }
    }
    ts  = fso.OpenTextFile(WSH.Arguments(2), 2, true);
    ts.Write(output);
    ts.Close();
}