Display group (titlte) and icon for mobs, homunculus, npc, mercenaries
For set icon in some way need get bl_id of npc, mob etc and call function:
Set icon
setunitdata(GID, UDT_GROUP, ID)
Icon files stored in directory data/texture/유저인터페이스/group/group_ID.bmp
Where GID is bl id of being, ID...