a在控制面板下点击 系统à高级系统设置，然后选择在弹出面板上点击“高级”，然后点击“环境变量” b 在环境面板下添加两个变量，添加为“用户变量”或者“系统变量”均可 运行都有点问题，自己摸索了下，图文。-A click on the control panel system is a advanced system Settings, and then select on the popup panel click "advanced", then click "environment