private void DeleteOther()
        {
            var otherManage = new OtherFeesManager();
            var result      = MessageBox.Show("Do you want to delete this record?", "Are you sure?", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);

            if (result == DialogResult.Yes)
            {
                otherManage.DeleteOther(selectedOtherId);
            }
        }
        private void DeleteOld()
        {
            var otherManage = new OtherFeesManager();
            var oldManage   = new OldTuitionManager();
            var result      = MessageBox.Show("Do you want to delete this record?", "Are you sure?", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);

            if (result == DialogResult.Yes)
            {
                if (gridOld[gridOld.RowSel, 2].ToString() == "Tuition Fee")
                {
                    oldManage.DeleteOld(selectedOldId);
                }
                else
                {
                    otherManage.DeleteOther(selectedOldId);
                }
            }
        }