I have been seeing this plugin on some major blogs like Mashable and I like it. I first starting noticing it because of the odd way it behaves on the site. When you scroll down the site it follow you. This widget is called the Sharebar WordPress Plugin. So what is Sharebar? It is a WordPress Plugin which makes it quite easy for your visitors to share you blogs posts and pages on their favorite social media sites. Social media is hot especially Facebook. The easier you make it for your visitors to share you content the more they will do so. This in turn means more traffic and fans for your site. Here are the social media sites that work with Sharebar. Facebook Twitter Digg Buzz (Google) Reddit DZone StumbleUpon Buzz Up (Yahoo) DesignFloat Email These are the included options. However you can also create your own buttons so the options are unlimited. Sharebar is highly customizable. You can put it on your posts alone just on your pages. on both or you can just choose to put it on specific pages and posts. You can adjust the position of the Sharebar height width and the order of the social media icons you have chosen to display.