private void BindEmployeeExpenseType()
        {
            DropDownListEmployeeExpenseType.DataSource     = EmployeeExpenseType.GetEmployeeExpenseTypeListByCompanyId(this.companyId);
            DropDownListEmployeeExpenseType.DataTextField  = "FormattedDescriptionGlCode";
            DropDownListEmployeeExpenseType.DataValueField = "EmployeeExpenseTypeId";
            DropDownListEmployeeExpenseType.DataBind();

            DropDownListEmployeeExpenseType.Items.Insert(0, new ListItem("Please select", "0"));
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            this.employeeExpenseTypeLinkId = Common.GetEncryptedQueryStringValue("EmployeeExpenseTypeLinkId", 0);
            this.employeeId            = Common.GetEncryptedQueryStringValue("employeeId", 0);
            this.employeeExpenseTypeId = Common.GetEncryptedQueryStringValue("EmployeeExpenseTypeId", 0);

            LabelPageTitle.Text = String.Format("{0} {1}", "Employee Expense", Employee.GetEmployeeByEmployeeId(this.employeeId).FormattedNameNumber);

            PanelError.Visible = false;

            Page.Form.DefaultFocus  = DropDownListEmployeeExpenseType.ClientID;
            Page.Form.DefaultButton = ButtonSaveNew.UniqueID;

            companyId = Account.GetAccountByUserName(Page.User.Identity.Name.ToString()).CompanyId;

            if (this.employeeId != 0)
            {
                BindGridviewResult();
            }

            if (!IsPostBack)
            {
                DropDownListEmployeeExpenseType.Focus();
                BindEmployeeExpenseType();

                if (this.employeeExpenseTypeLinkId != 0)
                {
                    BindEmployeeExpenseTypeLink();
                }

                if (this.employeeExpenseTypeId != 0)
                {
                    DropDownListEmployeeExpenseType.Items.FindByValue(this.employeeExpenseTypeId.ToString()).Selected = true;
                }

                if (ViewState["employeeId"] != null)
                {
                    this.employeeId = Convert.ToInt32(ViewState["employeeId"].ToString());
                }
            }
        }