map.getVectorContext().drawGroup(group, this);
Coordinate c = getUpperLeftCorner();
map.getVectorContext().drawImage(this, "zoom-rect-img",
Geomajas.getIsomorphicDir() + "geomajas/mapaddon/zoom_rectangle.png",
new Bbox(c.getX(), c.getY(), 20, 20), new PictureStyle(1));
if (firstTime) {
map.getVectorContext().setController(this, "zoom-rect-img", new ActivateRectangleController(map),
Event.MOUSEEVENTS);
map.getVectorContext().setCursor(this, "zoom-rect-img", Cursor.POINTER.getValue());