After you install and enable Gears, most of static files (e.g. images, styles) will be stored locally on your computer. This will reduce your loading time significantly.
Note: Due to some security reasons, DO NOT install on a public or a shared computer.
笑一笑，十年少
我一般看了文章很久之后才写类似的东西，写的时候就找不到链接了，呵呵