It would seem to have more in common with the way that Microsoft Word autodetects URLs and email address and turns them into clickable links, or the way in whic

It would seem to have more in common with the way that Microsoft Word autodetects URLs and email address and turns them into clickable links, or the way in which the Skype browser plugin autodetects phone numbers on a web page and makes those into click-to-call-with-Skype links.