XPath Checker安装，打开下面地址安装：
https://addons.mozilla.org/en-US/firefox/addon/xpath-checker/
安装XPath Checker后，就可右键--view xpath，写Xpath路径啦。。
firefox安装firebug\XPath Checker,布布扣,bubuko.com
firefox安装firebug\XPath Checker
原文：http://www.cnblogs.com/sschen/p/3586030.html