//should set firefox path        //FirefoxBinary binary=new FirefoxBinary(new File("C:\\Program Files (x86)\\Mozilla Firefox\\firefox.exe"));                //FirefoxProfile profile = null;        System.setProperty("webdriver.chrome.driver", "e:\\chromedriver.exe");         ChromeOptions options = new org.openqa.selenium.chrome.ChromeOptions();        DesiredCapabilities capabilities = org.openqa.selenium.remote.DesiredCapabilities.chrome();        capabilities.setCapability("chrome.switches", Arrays.asList("--start-maximized"));        options.addArguments("--test-type","--start-maximized");        WebDriver driver=new ChromeDriver(options);        driver.get("http://www.tsinghua.edu.cn/");        //driver.manage().timeouts().pageLoadTimeout(20,TimeUnit.SECONDS);        //driver.manage().timeouts().implicitlyWait(10,TimeUnit.SECONDS);        //driver.manage().timeouts().setScriptTimeout(30,TimeUnit.SECONDS);                         WebElement gaikuang=driver.findElement(By.xpath("//*[@id=‘nav‘]/li[2]/a"));                Actions action =new Actions(driver);         action.moveToElement(gaikuang).click().perform();        List <WebElement> elements=driver.findElements(By.tagName("a"));                  for(WebElement e:elements)            {                //System.out.println(e.getText());                //open 现任领导                 if(e.getText().equals("现任领导"))                {                    e.click();                }                            }                                      driver.quit();