protected void DeleteBtn_Click(object sender, EventArgs e)
        {
            Button          btn          = (Button)sender;
            string          borrowingID  = btn.CommandArgument.ToString();
            BorrowingsLogic bl           = new BorrowingsLogic();
            bool            savedChanges = bl.DeleteBorrowing(Convert.ToInt32(borrowingID));

            if (savedChanges)
            {
                Response.Redirect("AdminBorrowings");
            }
        }
        protected void SaveBorrowingButton_Click(object sender, EventArgs e)
        {
            BorrowingsLogic bl          = new BorrowingsLogic();
            bool            saveSuccess = bl.AddBorrowing(GetMemberID(), GetBookID(), FromDate.Text);

            if (saveSuccess)
            {
                ReturnToSender();
            }
            else
            {
                FailureText.Text     = "Unable to add the borrowing to database.";
                ErrorMessage.Visible = true;
            }
        }
        protected void ReturnBorrowingButton_Click(object sender, EventArgs e)
        {
            BorrowingsLogic bl          = new BorrowingsLogic();
            bool            saveSuccess = bl.ReturnBorrowing(Convert.ToInt32(Request["id"]), ToDate.Text);

            if (saveSuccess)
            {
                ReturnToSender();
            }
            else
            {
                FailureText.Text     = "Unable to return the borrowing.";
                ErrorMessage.Visible = true;
            }
        }