Image image = getWindow().getTexture().getImage();
final float widthRatio = (float)width / image.getWidth();
final float heightRatio = (float)height / image.getHeight();
ClientContextJME.getWorldManager().addRenderUpdater(new RenderUpdater() {
public void update(Object arg0) {
geometryNode.setLocalTranslation(trans);
geometryNode.setSize(width3D, height3D);
geometryNode.setTexCoords(widthRatio, heightRatio);
ClientContextJME.getWorldManager().addToUpdateList(viewNode);