    private void convertToImageButton_Click(object sender, EventArgs e)
    {
        // Create a HTML to Image converter object with default settings
        HtmlToImageConverter htmlToImageConverter = new HtmlToImageConverter();

        // Set license key received after purchase to use the converter in licensed mode
        // Leave it not set to use the converter in demo mode
        htmlToImageConverter.LicenseKey = "4W9+bn19bn5ue2B+bn1/YH98YHd3d3c=";

        // Set HTML Viewer width in pixels which is the equivalent in converter of the browser window width
        htmlToImageConverter.HtmlViewerWidth = int.Parse(htmlViewerWidthTextBox.Text);

        // Set HTML viewer height in pixels to convert the top part of a HTML page
        // Leave it not set to convert the entire HTML
        if (htmlViewerHeightTextBox.Text.Length > 0)
            htmlToImageConverter.HtmlViewerHeight = int.Parse(htmlViewerHeightTextBox.Text);

        // Set if the created image has a transparent background
        htmlToImageConverter.TransparentBackground = SelectedImageFormat() == System.Drawing.Imaging.ImageFormat.Png ? transparentBackgroundCheckBox.Checked : false;

        // Set the maximum time in seconds to wait for HTML page to be loaded
        // Leave it not set for a default 60 seconds maximum wait time
        htmlToImageConverter.NavigationTimeout = int.Parse(navigationTimeoutTextBox.Text);

        // Set an adddional delay in seconds to wait for JavaScript or AJAX calls after page load completed
        // Set this property to 0 if you don't need to wait for such asynchcronous operations to finish
        if (conversionDelayTextBox.Text.Length > 0)
            htmlToImageConverter.ConversionDelay = int.Parse(conversionDelayTextBox.Text);

        Cursor = Cursors.WaitCursor;

        // Convert HTML to Image using the settings above
        string outImageFile = @"DemoAppFiles\Output\HTML_to_Image\HTML_to_Image." + imageFormatComboBox.SelectedItem.ToString().ToLower();
        Image[] imageTiles = null;
        try
        {
            if (convertUrlRadioButton.Checked)
            {
                string url = urlTextBox.Text;

                // Convert the HTML page given by an URL to a set of Image objects
                imageTiles = htmlToImageConverter.ConvertUrlToImageTiles(url);
            }
            else
            {
                string htmlString = htmlStringTextBox.Text;
                string baseUrl = baseUrlTextBox.Text;

                // Convert a HTML string with a base URL to a set of Image objects
                imageTiles = htmlToImageConverter.ConvertHtmlToImageTiles(htmlString, baseUrl);
            }

            // Save the first image tile to a memory buffer

            Image outImage = imageTiles[0];

            // Create a memory stream where to save the image
            System.IO.MemoryStream imageOutputStream = new System.IO.MemoryStream();

            // Save the image to memory stream
            outImage.Save(imageOutputStream, SelectedImageFormat());

            // Write the memory stream to a memory buffer
            imageOutputStream.Position = 0;
            byte[] outImageBuffer = imageOutputStream.ToArray();

            // Close the output memory stream
            imageOutputStream.Close();

            // Write the memory buffer in an image file
            System.IO.File.WriteAllBytes(outImageFile, outImageBuffer);
        }
        catch (Exception ex)
        {
            // The HTML to Image conversion failed
            MessageBox.Show(String.Format("HTML to Image Error. {0}", ex.Message));
            return;
        }
        finally
        {
            Cursor = Cursors.Arrow;
        }

        // Open the created image in the default viewer for image format
        try
        {
            System.Diagnostics.Process.Start(outImageFile);
        }
        catch (Exception ex)
        {
            MessageBox.Show(String.Format("Cannot open created image file '{0}'. {1}", outImageFile, ex.Message));
        }
    }