static public Bitmap Copy(Bitmap srcBitmap, Rectangle section)
{
    // Create the new bitmap and associated graphics object
    Bitmap bmp = new Bitmap(section.Width, section.Height);
    Graphics g = Graphics.FromImage(bmp);

    // Draw the specified section of the source bitmap to the new one
    g.DrawImage(srcBitmap, 0, 0, section, GraphicsUnit.Pixel);

    // Clean up
    g.Dispose();

    // Return the bitmap
    return bmp;
}