Square/fr
From xat wiki
(SQUARE) - Smileys carrés
Give a square shape to any regular smiley. To make a cyan square smiley add #s at the end of a smiley code e.g (smile#s). If you have colour powers you can change the colour. For purple use: (biggrin#s#800080).
NOTE: Marche seulement avec les smileys ().