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Every day on TV we hear news saying that most of the people in the world is surfing the web using a mobile device. You are probably reading this very article with your iPhone or Galaxy, or maybe using your favourite tablet.
As many of the above mobile devices are actually capable of making phone calls, we can insert telephone numbers on web page and make them clickable, so that any mobile user will be able to use the link to call the shown number.
Web development, web design and programming.