A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.
The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.
Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.
Sites who has this tag are verfied by google to use WebMaster tools