Bug 139388 Tooltip keeps displaying after mouse click and can find no way to make it disappear.
Description: Tooltip keeps displaying after mouse click and can find no way to make it disappear. Steps to reproduce: 1. Insert a chart 2. Add interactivity for it so that when mouse click chart area, tooltip shows 3. Preview, and click mouse in chart area Result: Tooltip shows always. I can find no way to make tooltip disappear.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGInteractiveRenderer.java
}
	/**
	 * 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( ); )
		{
			CacheEvent cEvent = ( (CacheEvent) iter.next( ) );
			addEventHandling( cEvent.getElement( ),
					cEvent.getSource( ),
					cEvent.getTriggers( ) );
		}
	}
	/**
	 * Add event handling to the hotspot
	 */
	private void addEventHandling( Element elm, StructureSource src,
			Trigger[] triggers )