NumberDataSet orthoValues2 = NumberDataSetImpl.create( new double[]{ 4.2, -19.5, 0.0, 9.2, 7.6 } );
	public static final Chart openChart( )	{		Chart chart = null;		Serializer serializer = null;		File chartFile = new File( "testChart.chart" ); //$NON-NLS-1$		// Reads the chart model		try		{			serializer = SerializerImpl.instance( );			if ( chartFile.exists( ) )			{				chart = serializer.read( new FileInputStream( chartFile ) );			}		}		catch ( Exception e )		{			WizardBase.displayException( e );		}		// Data Set		TextDataSet categoryValues = TextDataSetImpl.create( new String[]{				"Jan.", "Feb.", "Mar.", "Apr", "May"} ); //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$//$NON-NLS-5$		NumberDataSet orthoValues1 = NumberDataSetImpl.create( new double[]{				14.32, -19.5, 8.38, 0.34, 9.22		} );		NumberDataSet orthoValues2 = NumberDataSetImpl.create( new double[]{				4.2, -19.5, 0.0, 9.2, 7.6		} );		( (SeriesDefinition) ChartUIUtil.getBaseSeriesDefinitions( chart )				.get( 0 ) ).getDesignTimeSeries( ).setDataSet( categoryValues );		( (SeriesDefinition) ChartUIUtil.getOrthogonalSeriesDefinitions( chart,				0 ).get( 0 ) ).getDesignTimeSeries( )				.setDataSet( orthoValues1 );		return chart;	}