protected void btnSave_Click(object sender, EventArgs e)
    {
        int TotCount = 0;

        try
        {
            foreach (GridViewRow gRow in grGrossSalary.Rows)
            {
                CheckBox chBox = new CheckBox();
                chBox = (CheckBox)gRow.Cells[0].FindControl("chkBox");
                if (chBox.Checked == true)
                {
                    TotCount = TotCount + 1;
                }
            }

            objPayrollMgr.InsertGrossSalHead(grGrossSalary, TotCount);


            Common.EmptyTextBoxValues(this);
            //this.EntryMode(false);
            this.OpenRecord();
        }
        catch (Exception ex)
        {
            lblMsg.Text = "";
            throw (ex);
        }
    }