24.10.2006, 16:08:01
(This post was last modified: 24.10.2006, 16:08:58 by Bobingabout.)
YR already has this feature, its slect the unit then pressing 'T' on the keyboard, presing 'T' once selects all units onscreen, pressing it again selects all units on map. therefore you click a unit, then press 't' twice.