Global Variables
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d%(n)	room n has been visited and long description shown
d$(n)	name of room n
o%(n)	location of object n (-1 = carrying it, 0 = nowhere, >0 = room number)
o$(n)	name of object n
p%	current position
i$	input string
c%	flag indicating just moved ie. show room name/description
t%(n)	task n has been accomplished
sc%	score
o$	input object (2nd word onwards of i$)
go%	number of turns
f%	font number
l%	lines displayed since last pause
info%(n) array for font info
tp%	teleporting
