Bug 137142 Type in chart interactivity doesn't work.
Description: Type in chart interactivity doesn't work. Steps to reproduce 1. Insert a chart. 2. Set Title interactivity or other interactivity, set type to Mouse click, set Action Show Tooltip. 3. Preview. Expected result: When click mouse, tooltip shows. Actual result: When mouse moved over, tooltip showed.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGInteractiveRenderer.java
final Chart cmDT = _iun.getDesignTimeModel( );
		if ( cmDT instanceof ChartWithAxes )
		{
			return (Series) ( (SeriesDefinition) ( (ChartWithAxes) cmDT ).getBaseAxes( )[0].getSeriesDefinitions( )
					.get( 0 ) ).getSeries( ).get( 1 );
		}
		else
		{
			return (Series) ( (SeriesDefinition) ( (ChartWithoutAxes) cmDT ).getSeriesDefinitions( )
					.get( 0 ) ).getSeries( ).get( 1 );
		}
	}
	/**
	 * Prepare event handling
	 */
	public void prepareInteractiveEvent( Element elm, InteractionEvent ie,
			Trigger[] triggers )
	{
		
		cacheEvents.add( new CacheEvent( elm,
				ie.getStructureSource( ),
				triggers ) );
	}
	/**
	 * Process events that have been prepared and apply them to the SVG Elements
	 */
	public void addInteractivity( )
	{
		for ( Iterator iter = cacheEvents.iterator( ); iter.hasNext( ); )
		{