no plug-ins for IE10 in Windows 8.
http://blogs.msdn.com/b/b8/archive/2011/09/14/metro-style-browsing-and-plug-in-free-html5.aspx
http://blogs.msdn.com/b/b8/archive/2011/09/14/metro-style-browsing-and-plug-in-free-html5.aspx//cdn.embedly.com/widgets/platform.js