jQuery Mobile is official jQuerys web framework used to develop web based UI for mobile devices. Its currently in Alpha stage. I was impressed when I first saw its demos and how less code we developers have to write to develop mobile web app.Its cross platform framework. Write web app once and run on multiple platforms including iOS, Android, Windows Phone, Symbian, Blackberry, and many more. Click here to view complete compatibility list of browsers on different operating systems.jQuery Mobile makes heavy use of Html5 data attributes. I will explain usage of those components which I will be using in WordPress theme.