How To print The Images In asp.net

[shek124]

            HttpContext.Current.Response.OutputStream.Write(b, 0, b.Length);

                   
   HttpContext.Current.Response.Write("<script>window.print();</script>");

Its my code in imagePrint.ashx file.. The image is displayed .. But the image is not printed . Whats wrong with the code .. plz help me .. Thanks