Set Gmail as the default email handler in Chrome

Follow these steps to setup Gmail as the default email handler in Google Chrome.

1. Visit http://gmail.com in Google Chrome and click the protocol handler icon in your browser's address bar
2. Make sure Allow is selected and then click Done

That's it! Now and in the future when you click on a mailto: link, it will automatically open in Gmail.

You can also view a video on how to do this on YouTube.