public List<StylesheetLink> getStylesheets() {
   List<StylesheetLink> css = new ArrayList<StylesheetLink>();
   css.add(
       new StylesheetLink(
           assetSource.getContextAsset("css/sunny/jquery-ui-1.8.19.custom.css", null)));
   return css;
 }
 /** Get path to star image in function of the number of stars */
 public Asset getHotelRating() {
   return assetSource.getContextAsset(String.format("/static/%d-star.gif", stars), null);
 }