Bug 128590 Tooltip of chart didn't show completely.
Description: Tooltip of chart didn't show completely. Steps to reproduce: 1. Preview attached report. 2. Move mouse from bottom/right into the chart. Expected result: Tooltip shows. Actual result: Tooltip didn't show completely.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGRendererImpl.java
{
	private static ILogger logger = Logger.getLogger( "org.eclipse.birt.chart.device.svg/trace" ); 
	/**
	 * 
	 */
	private IUpdateNotifier _iun = null;
	
	private Map componentPrimitives = new Hashtable();
	private Map labelPrimitives = new Hashtable();
	private Map cacheHotspots = new Hashtable();
	private Map cacheSeriesHotspots = new Hashtable();
	private List scripts = new Vector();
	protected List scriptRefList = null;
	protected List scriptCodeList = null;
	
	/**
	 * 
	 */
	public SVGRendererImpl( )