void initResources() {
		final Class clazz = ControlExample.class;
		if (resourceBundle != null) {
			try {
				if (images == null) {
					images = new Image[imageLocations.length];
					
					for (int i = 0; i < imageLocations.length; ++i) {
						InputStream sourceStream = clazz.getResourceAsStream(imageLocations[i]);
						ImageData source = new ImageData(sourceStream);
						if (imageTypes[i] == SWT.ICON) {
							ImageData mask = source.getTransparencyMask();
							images[i] = new Image(null, source, mask);
						} else {
							images[i] = new Image(null, source);
						}
						try {
							sourceStream.close();
						} catch (IOException e) {
							e.printStackTrace();
						}
					}
				}
				return;
			} catch (Throwable t) {
			}
		}
		String error = (resourceBundle != null) ?
			getResourceString("error.CouldNotLoadResources") :
			"Unable to load resources"; //$NON-NLS-1$
		freeResources();
		throw new RuntimeException(error);
	}