Bug 312531 Highlight works differently when run SvgInteractivityViewer.java [13]
chart/org.eclipse.birt.chart.examples/src/org/eclipse/birt/chart/examples/api/interactivity/InteractivityCharts.java
cwaLine.getTitle( )
				.getLabel( )
				.getCaption( )
				.setValue( "Click \"Line Series\" to Toggle Visibility" ); 
		cwaLine.setUnitSpacing( 20 );
		Legend lg = cwaLine.getLegend( );
		LineAttributes lia = lg.getOutline( );
		lg.getText( ).getFont( ).setSize( 16 );
		lia.setStyle( LineStyle.SOLID_LITERAL );
		lg.getInsets( ).set( 10, 5, 0, 0 );
		lg.getOutline( ).setVisible( false );
		lg.setAnchor( Anchor.NORTH_LITERAL );
		lg.getTriggers( )
				.add( TriggerImpl.create( TriggerCondition.ONMOUSEDOWN_LITERAL,
						ActionImpl.create( ActionType.TOGGLE_VISIBILITY_LITERAL,
								SeriesValueImpl.create( "not-used" ) ) ) ); 
		Axis xAxisPrimary = cwaLine.getPrimaryBaseAxes( )[0];
		xAxisPrimary.setType( AxisType.TEXT_LITERAL );
		xAxisPrimary.getMajorGrid( ).setTickStyle( TickStyle.BELOW_LITERAL );
		xAxisPrimary.getOrigin( ).setType( IntersectionType.VALUE_LITERAL );
		xAxisPrimary.getTitle( ).setVisible( false );
		Axis yAxisPrimary = cwaLine.getPrimaryOrthogonalAxis( xAxisPrimary );
		yAxisPrimary.getMajorGrid( ).setTickStyle( TickStyle.LEFT_LITERAL );
		yAxisPrimary.getTitle( ).setVisible( false );
		Vector<String> vs = new Vector<String>( );
		vs.add( "one" ); 
		vs.add( "two" ); 
		vs.add( "three" ); 
		ArrayList<Double> vn1 = new ArrayList<Double>( );
		vn1.add( new Double( 25 ) );