http://blogs.msdn.com/b/thebeebs/archive/2012/02/29/media-queries-and-bandwidth.aspxI just read a blog post that stated that media Queries were not a good idea because: your entire stylesheet , with resources, images, the works – for all viewports - is loaded, before the @media stuff is parsed by the browser. This isn’t entirely trueen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)