They have this feature implemented inside of Google Chrome (or maybe it is Webkit, I am unsure) and I take it that you're using Chrome to test this feature. As

They have this feature implemented inside of Google Chrome (or maybe it is Webkit, I am unsure) and I take it that you're using Chrome to test this feature. As far as I know, it's an experimental API that they have added to the HTML5 specs. In the video in that blog post they say that you need to have the latest version of Chrome to use it : http://googleblog.blogspot.com/2011/06/knocking-down-barriers-to-knowledge.html http://googleblog.blogspot.com/2011/06/knocking-down-barrier...