#coding=utf-8
from selenium import webdriver
import time
dr = webdriver.Chrome()
dr.get("http://www.baidu.com")
dr.find_element_by_id("kw").send_keys("selenium")
dr.find_element_by_id("su").click()
time.sleep(3)
'''下列方法亲测不成功
js = "var q=document.documentElement.scrollTop=10000"
dr.execute_script(js)
time.sleep(3)
js = "var q=document.documentElement.scrollTop=0"
dr.execute_script(js)
time.sleep(3)
'''
#下列方法可实现滚动条滚动效果
dr.execute_script("window.scrollBy(0,2000)")
time.sleep(3)
dr.execute_script("window.scrollBy(0,-2000)")
time.sleep(3)
dr.quit()
