"Smiley" is also sometimes used as a generic term for any emoticon (see Emoji). GIF emoticon can present more vivid expression and young users like this function. GIF emoticon is available in Renrenzhuomian, which is not supported technically on the websites. The title "TT" refers to the emoticon used to express crying or sadness. Windows 8 added a sad emoticon as well. These were the first graphical representations of the originally text-based emoticon. In addition to checking in, users convey their current mood with a corresponding emoticon. A common emoticon for the heart is <3. Emotiblips are the video equivalent of an emoticon. Thus, it is a very early example of an emoticon. Emoticon packs are supported using the jisp format.