Contact details in one click. This tutorial will show how to create a button that will import contact details into an address book. All you need is some knowledge of XHTML and a graphics editor. But before the explanation you want to see it working don't you? How is it done? Optimus—Microformats Transformer. What is it?
Optimus—is a microformats transformer. Easily transform your microformatted content to nice, clean, easily digestible, XML, JSON or JSON-P. You can also easily set filters to only receive particular formats. Now your web site could really be your API with goodness of microformats and power of Optimus. How to use it? Webmaster Tools - Rich Snippets Testing Tool. Products markup data. New!
Schema.org lets you mark up a much wider range of item types on your pages, using a vocabulary that Google, Microsoft, and Yahoo! Can all understand. Find out more.