The URL Launcher can launch a URL to browse website, make a phone call, send Email or SMS.
A picture is worth a thousand words:-
If you are interested to reuse the source code of the screen, please check out the url_launcher branch of the git repository hosted at https://github.com/limcheekin/fluwix. Feel free to fork the repository and send me pull request.
I'd love to hear from you. :)