Modernizr Prefixed By Andi Smith - Saturday, February 11 2012 There was a new release of Modernizr yesterday (2.5.1), and included within this release was some brand new features to the Modernizr Prefixed() API (introduced in 2.0), which can take away some of the pain of vendor prefixes from your JavaScript. As you are probably aware if you are working with the latest JavaScript APIs and CSS3 tech