protected void btn_yes_Click(object sender, EventArgs e) { int bookindb = int.Parse(Request.QueryString[QueryString.InDb] ?? "0"); if (bookindb > 0) { bookid = int.Parse(hd_bookid.Text); if (bookindb < 2) { BookManager book = new BookManager(); book.CourseInsert(Request.QueryString[QueryString.CourseCode], hd_bookid.Text.Trim()); } Response.Redirect("~/selldetails" + "?" + QueryString.BookId + "=" + bookid + "&" + QueryString.Price + "=" + hd_bookprice.Text.Trim()); } else { BookManager book = new BookManager(); bookid = book.BookInsert(lt_aztitle.Text.Trim(), lt_azauthor.Text.Trim(), hd_bookisbn.Text.Trim(), img_book.ImageUrl.Trim(), hd_bookprice.Text.Trim(), lt_azbinding.Text.Trim(), lt_azmanufacturer.Text.Trim(), lt_azedition.Text.Trim(), hd_bookean.Text.Trim(), Request.QueryString[QueryString.CourseCode]); if (bookid != null) { Response.Redirect("~/selldetails" + "?" + QueryString.BookId + "=" + bookid + "&" + QueryString.Price + "=" + hd_bookprice.Text.Trim()); } else { msg_internalerrortb.Text = GetGlobalResourceObject(StringResource.FileName, "msg_internalerrortb").ToString(); } } }