上传图片的有关问题

上传图片的问题，在线等

C# code

using (SqlConnection con = new SqlConnection(connect.conn))                    {                        FileStream fs = new FileStream(connect.picpath,FileMode.Open,FileAccess.Read);                        byte[] imagebytes = new byte[fs.Length];                        BinaryReader br = new BinaryReader(fs);                        imagebytes = br.ReadBytes(Convert.ToInt32(fs.Length));                        con.Open();                        SqlCommand com = new SqlCommand("insert into employees(photo) values(@image) where employeeID="+this.textBox6.Text,con);                        SqlParameter image = new SqlParameter("@image",SqlDbType.Image);                        image.Value = imagebytes;                        com.Parameters.Add(image);                        com.ExecuteNonQuery();                    }