/// <summary>
 /// To add new ledger 
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void btnNewLedger_Click(object sender, EventArgs e)
 {
     try
     {
         if (cmbCashOrParty.SelectedValue != null)
         {
             strOldLedgerId = cmbCashOrParty.SelectedValue.ToString();
         }
         else
         {
             strOldLedgerId = string.Empty;
         }
         frmAccountLedger frmAccountLedger = new frmAccountLedger();
         frmAccountLedger.MdiParent = formMDI.MDIObj;
         frmAccountLedger.callFromMaterialReceipt(this);
     }
     catch (Exception ex)
     {
         MessageBox.Show("MR53:" + ex.Message, "OpenMiracle", MessageBoxButtons.OK, MessageBoxIcon.Information);
     }
 }