public List<String> getValidationErrors() {
		List<String> errors = new ArrayList<String>();

		if(button != null && button.equals("Add Favorite")) {
			if (url == null || url.length() == 0) {
				errors.add("Url is required");
			}
			if (comments == null || comments.length() ==0 ) {
				errors.add("comments is required");
			}
		}



		return errors;
	}