protected void LoadChartOfAccountsCashHeadList()
        {
            ChartOfAccountBLL chartOfAccount = new ChartOfAccountBLL();

            try
            {
                DataTable dt = chartOfAccount.GetActiveAndPostedChartOfAccountsCashHeadList();

                cashAccountHeadDropDownList.DataSource = dt;
                cashAccountHeadDropDownList.DataValueField = "AccountId";
                cashAccountHeadDropDownList.DataTextField = "AccountHead";
                cashAccountHeadDropDownList.DataBind();
                cashAccountHeadDropDownList.Items.Insert(0, "");
                cashAccountHeadDropDownList.SelectedIndex = 0;

                if (dt.Rows.Count < 1)
                {
                    msgbox.Visible = true; msgTitleLabel.Text = "Cash Account Head Data Not Found!!!"; msgDetailLabel.Text = "";
                    msgbox.Attributes.Add("class", "alert alert-warning");
                }
            }
            catch (Exception ex)
            {
                string message = ex.Message;
                if (ex.InnerException != null) { message += " --> " + ex.InnerException.Message; }
                MyAlertBox("ErrorAlert(\"" + ex.GetType() + "\", \"" + message + "\", \"\");");
            }
            finally
            {
                chartOfAccount = null;
            }
        }
        protected void paymentModeDropDownList_SelectedIndexChanged(object sender, EventArgs e)
        {
            try
            {
                accountHeadDropDownList.Items.Clear();
                ChartOfAccountBLL chartOfAccount = new ChartOfAccountBLL();
                if (paymentModeDropDownList.SelectedItem.Text == "Cash")
                {
                    DataTable dt = chartOfAccount.GetActiveAndPostedChartOfAccountsCashHeadList();

                    accountHeadDropDownList.DataSource = dt;
                    accountHeadDropDownList.DataValueField = "AccountId";
                    accountHeadDropDownList.DataTextField = "AccountHead";
                    accountHeadDropDownList.DataBind();
                    accountHeadDropDownList.Items.Insert(0, "");
                    accountHeadDropDownList.SelectedIndex = 0;

                }
                else if (paymentModeDropDownList.SelectedItem.Text == "Cheque")
                {
                    DataTable dt = chartOfAccount.GetActiveAndPostedChartOfAccountsBankHeadList();
                    accountHeadDropDownList.DataSource = dt;
                    accountHeadDropDownList.DataValueField = "AccountId";
                    accountHeadDropDownList.DataTextField = "AccountHead";
                    accountHeadDropDownList.DataBind();
                    accountHeadDropDownList.Items.Insert(0, "");
                    accountHeadDropDownList.SelectedIndex = 0;
                }
            }
            catch (Exception)
            {

                throw;
            }
        }