code: protected URL getNonDefaultStylesheetURL() {
  		if (getNonDefaultStylesheetLocation() != null) {
  			URL url = this.getClass().getClassLoader().getResource(getNonDefaultStylesheetLocation());
  			return url;
  		} else {
  			return null;
  		}
  	}
docs: Returns the URL of the default stylesheet.
  
  @return The URL of the stylesheet.