滑动滚动条代码

public void moveDownWindow() {
    	log("滑动滚动条到底部");
//		String jsScript = "window.scrollTo(0, document.body.scrollHeight)";
//		String jsScript = "document.getElementsByTagName('body').click";
//		((JavascriptExecutor)driver()).executeScript(jsScript);

		 WebElement body = driver().findElement(By.tagName("body"));
		 body.click();
		 body.sendKeys(Keys.END);


	}

	public void moveTopWindow() {
                 log("滑动滚动条到顶部");
//		String jsScript = "window.scrollTo(0, 0)";
//		((JavascriptExecutor)driver()).executeScript(jsScript);

		WebElement body = driver().findElement(By.tagName("body"));
		body.click();
		body.sendKeys(Keys.HOME);

	}