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
else
			{
				try
				{
					seDT = findDesignTimeSeries( seRT );
				}
				catch ( ChartException e )
				{
					logger.log( e );
					return null;
				}
				groupIdentifier = String.valueOf( seDT.hashCode( ) );
			}
			List<String> components = componentPrimitives.get( seDT );
			
			if ((components != null) && (components.size()>0)){
				return "'"+groupIdentifier+"_"+components.get(0)+"'";  
			}
		}
		return null;
	}
	
	private String getJSCodeFunctionSuffix( StructureSource src )
	{
		String jsFunction = null;
		final Series seRT = (Series) getElementFromSource( src,
				StructureType.SERIES );
		if ( seRT != null )
		{
			Series seDT = null;