ASP.NET

protected void Page_Load(object sender, EventArgs e)
    {
        string path = Server.MapPath(Request.QueryString["Path"]);
        byte[] by = FileToArray(path);
        MemoryStream ms = new MemoryStream(by, 0, by.Length);
        ms.Write(by, 0, by.Length);
        System.Drawing.Image img = Bitmap.FromStream(ms);
        // I am getting error in above line when reads eps file
        // Error : Parameter is not valid
        ms.WriteTo(Response.OutputStream);
    }
    public byte[] FileToArray(string sFilePath)
    {
        System.IO.FileStream fs = new System.IO.FileStream(sFilePath,
            System.IO.FileMode.Open, System.IO.FileAccess.Read);
        System.IO.BinaryReader br = new System.IO.BinaryReader(fs);
        Byte[] bytes = br.ReadBytes((Int32)fs.Length);
        br.Close();
        fs.Close();
        return bytes;
    }