# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1530683863 -10800
# Node ID 80380099f1ad61d2a9a052bda7a6e033cc3f69f5
# Parent  dfdc18b62fabd3ea5633e66a729292da13e7788b
Check for characters < 32 in drawchar() because 32 is deducted from the value.

diff -r dfdc18b62fab -r 80380099f1ad Interface.pde
--- a/Interface.pde	Wed Jul 04 08:55:48 2018 +0300
+++ b/Interface.pde	Wed Jul 04 08:57:43 2018 +0300
@@ -452,6 +452,7 @@
     //characters at the help box
     int ad, cad, x, y, xx, yy, far;
     far = 0xff000000;
+    if (t < 32) return;
     t = t - 32;
     yy = int(t / 32);
     xx = t - yy * 32;