private: System::Void btnUpdate_Click(System::Object *  sender, System::EventArgs *  e)
		 {
			 this->oleDbDataAdapter1->Update(dsPersons1);
		 }

private: System::Void btnAdd_Click(System::Object *  sender, System::EventArgs *  e)
		 {			 try {

				 this->BindingContext->get_Item(dsPersons1, "Persons")->EndCurrentEdit();
				 this->BindingContext->get_Item(dsPersons1, "Persons")->AddNew();
			 }
			 catch(System::Exception* eEndEdit)
			 {
				 System::Windows::Forms::MessageBox::Show(eEndEdit->Message);
			 }
		 }