protected override void ApplyAuthorizationRules()
 {
     CuentaContable_TB.Enabled  = ProviderBase.CanEditCuentaContable();
     CuentaContable_TB.ReadOnly = !ProviderBase.CanEditCuentaContable();
     CuentaContable_BT.Enabled  = ProviderBase.CanEditCuentaContable();
 }