Bug 312531 Highlight works differently when run SvgInteractivityViewer.java [13]
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGInteractiveRenderer.java
ActionValue av = action.getValue( );
		if ( av instanceof URLValue )
		{
			URLValue urlValue = (URLValue) av;
			
			setURLValueAttributes( urlValue,
					elm,
					src,
					scriptEvent,
					bDblClick );
		}
		else if ( av instanceof MultiURLValues )
		{
			MultiURLValues muv = (MultiURLValues) av;
			List<URLValue> validURLValues = MultiActionValuesScriptGenerator.getValidURLValues( muv );
			int size = validURLValues.size( );
			if ( size == 1 )
			{
				setURLValueAttributes( validURLValues.get( 0 ),
						elm,
						src,
						scriptEvent,
						bDblClick );
			}
			else if ( size > 1 )
			{
				setMultiURLValuesAttributes( muv,
						elm,
						src,
						scriptEvent,