private void upload_UploadFileProgressChangedToDo(object sender, AltProgressChangedEventArgs e)
{
//ControlProgressBar progressBar = e.UserState as ControlProgressBar;
//progressBar.Value = e.ProgressPercentage;
}
private void download_DownloadFileProgressChangedToDo(object sender, AltProgressChangedEventArgs e)
{
//ShowPercentageInProgressBar(e);
}
