case 4 : cm = InteractivityCharts.createCBChart( ); break;
		public void actionPerformed( ActionEvent e )		{			int i = jcbModels.getSelectedIndex( );			cm = null;			switch ( i )			{				case 0 :					cm = InteractivityCharts.createHSChart( );					break;				case 1 :					cm = InteractivityCharts.createSTChart( );					break;				case 2 :					cm = InteractivityCharts.createTVChart( );					break;				case 3 :					cm = InteractivityCharts.createURChart( );					break;			}			bNeedsGeneration = true;			siv.updateBuffer( );			siv.repaint( );		}