meillo@202: .PS
meillo@202: 
meillo@205: 
meillo@202: boxwid = 2
meillo@202: boxht = 1
meillo@202: colheaderh = 0.4
meillo@205: rowheaderw = 1.3
meillo@202: 
meillo@202: 
meillo@205: copy "marker.pic.inc"
meillo@202: 
meillo@202: define row {
meillo@202: 	[
meillo@202: 		right
meillo@205: 		B1: box $1
meillo@205: 		B2: box $2
meillo@202: 	]
meillo@202: }
meillo@205: 
meillo@205: 
meillo@202: down
meillo@205: row("email" "SMS",  "voice mail" "video messages")
meillo@205: row("instant messaging" "chat",  "VoIP" "video conferencing")
meillo@202: 
meillo@205: marker_top(1st [].B1, "written")
meillo@205: marker_top(1st [].B2, "recorded")
meillo@202: 
meillo@205: marker_left(1st [], "asyncronous" rjust "(messages)" rjust)
meillo@205: marker_left(2nd [], "syncronous" rjust "(dialog)" rjust)
meillo@202: 
meillo@202: 
meillo@202: .PE