ITeye：http://shijincheng0223.iteye.com/blog/1481446
http://ztreeapi.iteye.com/blog/1750554
http://smilejay.com/2012/09/selenium-webdriver-with-ie/
http://uniquepig.iteye.com/blog/1703553
http://wenku.baidu.com/view/a5d218cdb14e852458fb571c.html?pn=51
