title://h1[contains(@id,'artibodyTitle')]

date://span[contains(@id,'pub_date')]

body://div[contains(@id,'artibody')]

strip://div[contains(@class,'otherContent')]

next_page_link://p[@class='page']/a[contains(.,'下一页')]

test_url: http://tech.sina.com.cn/mobile/n/2012-03-22/07476863046.shtml