Social Skew Bar is a free wordpress plugin that displays a static social sharing bar on the top of the wordpress site even you scroll the page. It includes Twitter, Facebook and Google Plus buttons.
To install Social Skew Bar
Login to wordpress (wp-admin).
In your admin dashboard click plugins and select Add New.
Type Social Skew Bar in the search field and click Search Plugins button.
Install Social Skew Bar.
After the successfully Installation click the activate Plugin link to activate the plugin.
Download Social Skew Bar wordpress plugin. Download link
Unzip and upload it to your WordPress wp-content/plugins directory.
Login to wp-admin. In your admin dashboard click plugins and activate the Social Skew Bar wordpress plugin.