Tue, 29 Apr 1997 16:39:13 +0200 wenzelm added new chars;
Tue, 29 Apr 1997 16:38:16 +0200 wenzelm is_blank: added space2 (160);
(0) -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip