Gmail goes Offline

Oh! Net gets disconnected again. What to do? Are you a Gmail freak? Then a good news for you. Now you can access Gmail offline.This feature is still in labs of google, only Beta version has beeen launched, but you can use it. Just follow these steps...

1.Bring your Gmail account in standard view.
2. Go to settings.
3. Go to labs.
4. First link is Offline. Enable it and Save Changes.
5. Then it asks to install a software. It is Google Gears.
6. First it will be downloaded and then installation begins.

Using Gmail in offline mode is exactly the same as using it normally—except that when offline mode is enabled in your browser, Gmail is that much faster.

Composing emails in offline mode puts them in your outbox, and those emails are automatically sent once you're back online.
For more information check New in Labs: Offline Gmail [Official Gmail Blog]