protected void btnRemove_Click1(object sender, EventArgs e)
        {
            List <int> indexList = new List <int>();

            for (int i = 0; i < dgvStationeryDetailsList.Rows.Count; i++)
            {
                if (SystemStoreInventorySystemUtil.Converter.objToBool(dgvStationeryDetailsList.Rows[i].Items.FindItemByKey("RequestStationeryCheckBox").Value) == true)
                {
                    indexList.Add(i);
                    dgvStationeryDetailsList.Rows[i].Items.FindItemByKey("RequestStationeryCheckBox").Value = false;
                }
            }

            if (resCtrl.SelectRemove(indexList) == SystemStoreInventorySystemUtil.Constants.ACTION_STATUS.FAIL)
            {
                // print error message
            }
            else
            {
                FillItemList();
            }
        }