code: public Map<String, String> parse(Map<String, String> style) {
      	Map<String, String> mapRtn = new HashMap<String, String>();
      	String height = style.get(HEIGHT);
      	if (CssUtils.isNum(height)) {
      		mapRtn.put(HEIGHT, height);
      	}
  	    return mapRtn;
      }
docs: {@inheritDoc}