It is a sunny Saturday, not often in autumn of Seattle. For quite a while, I've been waited for such a chance to walk peacefully in Olympic Sculpture Park. On the other side, I also always wanted to add a "Login with Facebook" button to my new website to attract users as the popularity of the website just about to reach all time low. So the plan is, finishing the login button before afternoon, have peaceful walk during sunset, which would be nice, and watch a relaxing DVD before sleep. With this guide , adding a button with popup login window wasn't difficult. Out of box, div element with class fb-login-button is decorated as long as Facebook Javascript SDK is included. The script snippet in tutorial is mostly to enable Javascript SDK in an asynchronous fashion for performance gain. The only gotcha is that the URL of page with button must be under a registered domain of application. I did local testing by modifying my /etc/hosts and mapping local.mydomain.com to 12...
I'm almost certain you will not find anything useful here in this blog.