public ContractInterfaceController(InterfaceForm aForm)
 {
     retrieveContract = new RetrieveContract();
     this.aForm = aForm;
 }
		private void button1_Click(object sender, System.EventArgs e)
		{
			RetrieveContract retrieveContract = new RetrieveContract();
			retrieveContract.GetContractDetails();
			DataTable aTable = retrieveContract.GetContractItem().ToADODataTable();
			DataGrid.DataSource = aTable;

		}