The year 2010 saw the emergence of Facebook as the most visited site in the United States. From being the third most visited website in 2009, Facebook, the largest social networking website, has taken the top spot from Google; still the most-used search website.

In order to attract a lot of users to your website or web application, you can allow them to sign on with their Facebook accounts by creating a Facebook single sign-on page.With the Facebook single sign-on feature added to your web application, there's no need for your users to register on your website.

Google has provided us an easy-to-use tool for creating dynamically generated charts that can be embedded to your website. Just by passing your data to a URL string, the Google Chart API will load the chart image in your browser.