Bug 153933 [Dialogs] [RCP] Dialog.DLG_IMG_HELP not available in RCP apps
bundles/org.eclipse.jface/src/org/eclipse/jface/resource/JFaceResources.java
*/
	public static Image getImage(String key) {
		return getImageRegistry().get(key);
	}
	/**
	 * Returns the image registry for JFace itself.
	 * <p>
	 * Note that the static convenience method <code>getImage</code> is also
	 * provided on this class.
	 * </p>
	 * 
	 * @return the JFace image registry
	 */
	public static ImageRegistry getImageRegistry() {
		if (imageRegistry == null) {
			imageRegistry = new ImageRegistry(
					getResources(Display.getCurrent()));
			initializeDefaultImages();
		}
		return imageRegistry;
	}
	/**
	 * Initialize default images in JFace's image registry.
	 * 
	 */
	private static void initializeDefaultImages() {
		Object bundle = null;
		try {
			bundle = JFaceActivator.getBundle();
		} catch (NoClassDefFoundError exception) {