public ActionResult RenewLoan(string barcode, string personid, int index)
        {
            if (new Auth((BorrowerWithUser)Session["User"]).HasAdminPermission())
            {
                ActiveAndHistoryBorrows borrows = new ActiveAndHistoryBorrows();
                borrows.Active = BorrowService.GetActiveBorrowedBooks(personid);
                BorrowService.RenewLoad(BorrowerService.GetBorrower(personid), borrows.Active[index].Borrow.Barcode);

                TempData["AlertView"] = AlertView.Build("Lån är uppdaterade.", AlertType.Success);

                return(Redirect("/BorrowerAdmin/Borrower/" + personid));
            }
            return(Redirect("/Error/Code/403"));
        }