selenium+Java鼠标悬浮操作

public class Demo9 {
public static void main(String[] args) {
FirefoxDriver driver = new FirefoxDriver();

	driver.get("http://www.jd.com/");
	
	//获取分类组元素
	List<WebElement> el_list = driver.findElementsByClassName("cate_menu_item");
	 
	for(int i=0; i<el_list.size(); i++){
			//获取文本内容
			//System.out.println(el_list.get(i).getText());
		
			//鼠标悬浮
			Actions action = new Actions(driver);
	        action.moveToElement(el_list.get(i)).perform();
	        
	        try {
				Thread.sleep(500);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
	        
        }	
	driver.close();
}

}