How To Add Personalized Text To A Cup On Website

I'm looking for a solution on how to embed a page onto my website, where my customers can choose a cup, trophy or plate to be personalized and then that personalization appear on the image of there product as a visual reference before proceeding with there order.

A reference would be here. http://ift.tt/13X8hVH

I have tried youtube etc but i really don't know what the term of what i'm looking for is actually called. Any help will be much appreciated.

Thanks