CREATE AN APPLICATION CACHE MANIFEST

The AppCache uses a manifest file to represent how all the resources — the HTML, JavaScript, CSS, and other files — your website provides are to be made available when the user is disconnected from the Internet. In its most basic form, the manifest file is structured like this:

CACHE MANIFEST
file1.html
file2.js
file3.css
file4.jpg

Save this file with a .manifest extension and reference it in the root html element’s manifest attribute on all static web pages — specifically, all of your *.html files:

<!doctype html>
<html manifest='mysite.manifest'>

When the user visits any page with an AppCache manifest while online, it will download the resource files referenced and store them locally for offline ...

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