public void ProcessRequest(HttpContext context)
        {
            try
            {
                Image  image = null;
                byte[] bytes;
                int    imageId = int.Parse(context.Request["id"]);

                image = ClassFunctions.GetImage(imageId);

                context.Response.ContentType = image.ContentType;
                context.Response.BinaryWrite(image.Bytes);
            }
            catch (Exception ex)
            {
                context.Response.Write("Error occurred on server " +
                                       ex.Message);
            }
        }