F5 		open a file
ctrl+w 		close a file
u		undo
U		redo
m		move
c		copy
s		stretch
del		delete
r		rotate
S		find
X		descend edit
ctrl+x		edit in place
b		return
B		return to the top
q		edit object properties
Q		edit cellview properties
z		zoom in
ctrl+z		zoom in by 2
Z		zoom out by 2
tab		pan
f		fit
ctrl+r		redraw
i		instance
l		add wire name
w		wire
W		wire (wide [bus])
F7		check current cellview
ctrl+g		delete marker
E		Editor
e		display
k		create ruler
K		clear all rulers

F3		special options