if (filesxt.Extension.ToString()==".rar")
        {
            NUnrar.Archive.RarArchive.WriteToDirectory(Sourcepath, Destination, NUnrar.Common.ExtractOptions.ExtractFullPath | NUnrar.Common.ExtractOptions.Overwrite);

        }
        else if (filesxt.Extension.ToString() == ".zip")
        {
            UnZipFromMTAThread(Sourcepath, Destination);
        }

ExtractFile(Sourcepath, Destination);