private void BrowseButton_Click(object sender, EventArgs e)
        {
            DownloadedFileHandler dfh = new DownloadedFileHandler();

            OpenFileDialog open = new OpenFileDialog();
            open.Filter = "All files(*.*) | *.*";

            if (UrlTextBox.Text != "")
            {
                open.FileName = dfh.getFileNameFromUrl(UrlTextBox.Text);
            }

            open.ShowDialog();
            String fileName = open.FileName;
            FiletextBox.Text = fileName;
            //UploadForm_Load(null,null);
        }
        private void btnBrowse_Click(object sender, EventArgs e)
        {
            SaveFileDialog saveDialog = new SaveFileDialog();

            DownloadedFileHandler dfh = new DownloadedFileHandler();
            saveDialog.FileName = dfh.getFileNameFromUrl(URLTextBox.Text);
            saveDialog.Filter = "All files(*.*)|*.*";

            saveDialog.ShowDialog();
            SavetxtBox.Text = saveDialog.FileName;
        }