private void DoDownload()
{
    Uri fileUrl = new Uri("http://www.codeproject.com" +
        "/info/stuff/cp_bg_black1024.gif");
    string tempPath = Path.GetTempPath();
    string fileName = Path.GetFileName(fileUrl.AbsoluteUri);
    string downloadPath = Path.Combine(tempPath, fileName);

    FileDownloader downloader = new FileDownloader();
    downloader.Proxy = WebRequest.DefaultWebProxy;
    downloader.Credentials = CredentialCache.DefaultCredentials;

    downloader.DownloadCompleted += new
        EventHandler(OnDownloadCompleted);
    downloader.DownloadProgressChanged += new
        EventHandler(
        OnDownloadProgressChanged);
    downloader.DownloadStatusChanged += new
        EventHandler(
        OnDownloadStatusChanged);

    // Download the requested file to the specified folder
    downloader.Download(fileUrl, tempPath);
}