/**显示等待并返回元素

         * @param driver

         * @param locator

         */

        public static WebElement showWait(WebDriver driver, final String locator)

        {

            return new WebDriverWait(driver, 10).until(new ExpectedCondition<WebElement>() {

                public WebElement apply(WebDriver d) {

                    return d.findElement(By.id(locator));

                }

            });

        }

        /**隐式等待

         * @param driver

         */

        public static void implicitWait(WebDriver driver) {

            driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);

        }