Selenium Tips - Control the scroll bar through js and locate the top div layer through xpath http://blog.csdn.net/iceryan/article/details/8162703
http:/ /zhidao.baidu.com/link?url=qmTzvAslFPlbigAGD42igMs-8NYG-x257mluxa15rafy1PyifYiCiS0w5vl6A33AUsRxJ-iJHFupSw6lVOH5v_
How to use Selenium webdriver to move horizontal scroll bar or jQuery vertical slider: http://codego .net/471554 /
js="var q=document.documentElement.scrollTop=500"
. execute_script(js)