A web interface where the link target, regardless of type though usually a photo or video, appears in a superimposed, pop over layer often with the original page greyed out to display media without surfing away from the original page. An alternative to a pop up. This feature is popularoften associated with Web 2.0 designs and also called single modal window, lightwindow, or slimbox.
Many photo galleries show enlargened photos in a lightbox.
by richardc020 April 20, 2008

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