public void layerChange(CPArtwork artwork) {
		if (artwork.getActiveLayer().getAlpha() != alphaSlider.value) {
			alphaSlider.setValue(artwork.getActiveLayer().getAlpha());
		}

		if (artwork.getActiveLayer().getBlendMode() != blendCombo.getSelectedIndex()) {
			blendCombo.setSelectedIndex(artwork.getActiveLayer().getBlendMode());
		}

		lw.repaint();
		lw.revalidate();
	}