public static ExpectedCondition<Boolean> dropDownToFinishExpanding(WebElementFacade element) {
        return new ExpectedCondition<Boolean>() {
            @Override
            public Boolean apply(WebDriver webDriver) {
                element.waitUntilVisible();
                int heightBefore = element.getSize().getHeight();
                sleep(50);
                int heightAfter = element.getSize().getHeight();
                return (heightBefore == heightAfter && heightAfter > 0);
            }

            @Override
            public String toString() {
                return "Dropdown to expand";
            }

        };
    }