scrollBarsInitialized = true;
		public void componentResized(ComponentEvent evt)		{			int height = painter.getSize().height;			int lineHeight = model.getLineHeight();			if(height % lineHeight != 0)				height += lineHeight;			int oldVisibleLines = visibleLines;			visibleLines = height / lineHeight;			painter.invalidateOffscreen();			updateScrollBars();		}