How to Use gmail without internet connection?

Hi all. Gmail is one of the popular mail service in the internet. Here is the trick yo use gmail without internet connection. Confused? Read this fully.

• Download the following Offilne Gmail extension. This download is only available for google chrome users. Link : Download
• After installation restart the google chrome. 
• Now you can see the offline gmail icon. Click on the icon.
• Now you can compose the new mail without internet connection.

• Mail will send automatically next time when the system detects internet connection.