my $font_height=8;
my %font=(
	a=>[4,[0,2,1,1,2,1,3,2,3,5,4,6],[3,3,1,3,0,4,0,5,1,6,2,6,3,5]],
	b=>[3,[0,0,0,6,2,6,3,5,3,4,2,3,0,3]],
	c=>[3,[3,6,1,6,0,5,0,4,1,3,3,3]],
	d=>[3,[3,0,3,6,1,6,0,5,0,4,1,3,3,3]],
	e=>[3,[3,6,1,6,0,5,0,3,1,2,3,2,3,3,2,4,0,4]],
	f=>[3,[1,6,1,1,2,0,3,0],[0,3,2,3]],
	g=>[3,[3,6,1,6,0,5,0,4,1,3,3,3,3,7,2,8,0,8]],
	h=>[3,[0,0,0,6],[0,3,2,3,3,4,3,6]],
	i=>[2,[1,3,1,6],[1,1,1.5,1.5,1,2,0.5,1.5]],
	j=>[3,[2,3,2,7,1,8,0,7],[2,1,2.5,1.5,2,2,1.5,1.5]],
	k=>[3,[0,0,0,6],[0,4,1,4,2,2],[0,4,1,4,3,6]],
	l=>[2,[0.5,0,0.5,5,1.5,6]],
	m=>[4,[0,6,0,3,1,3,2,4],[2,6,2,3,3,3,4,4,4,6]],
	n=>[3,[0,3,0,6],[0,4,1,3,2,3,3,4,3,6]],
	o=>[3,[0,4,1,3,2,3,3,4,3,5,2,6,1,6,0,5,0,4]],
	p=>[3,[0,8,0,3,2,3,3,4,3,5,2,6,0,6]],
	q=>[3,[3,6,1,6,0,5,0,4,1,3,3,3,3,8],[2,7,4,7]],
	r=>[3,[0,3,0,6],[0,4,1,3,2,3]],
	s=>[3,[0,6,2,6,3,5,0,4,1,3,3,3]],
	t=>[3,[1,1,1,5,2,6],[0,3,2,3]],
	u=>[3,[0,3,0,6,2,6,3,5,3,3]],
	v=>[3,[0,3,1.5,6,3,3]],
	w=>[4,[0,3,0,5,1,6,2,5,3,6,4,5,4,3]],
	x=>[3,[0,3,3,6],[0,6,3,3]],
	y=>[3,[0,3,0,5,1,6,3,6],[3,3,3,7,2,8,0,8]],
	z=>[3,[0,3,3,3,0,6,3,6],[0.5,4.5,2.5,4.5]],
	' '=>[3],
);