-.TH XScreenSaver 1 "13-Nov-98" "X Version 11"
+.TH XScreenSaver 1 "08 Feb 2000" "X Version 11"
.SH NAME
critical - Draw a system showing self-organizing criticality
.SH SYNOPSIS
.B critical
[\-display \fIhost:display.screen\fP] [\-foreground \fIcolor\fP] [\-background \fIcolor\fP] [\-window] [\-root] [\-mono] [\-install] [\-visual \fIvisual\fP] [\-delay \fIseconds\fP] [\-random \fIboolean\fP] [\-ncolors \fIint\fP] [\-offset \fIint\fP]
+[\-fps]
.SH DESCRIPTION
The \fIcritical\fP program displays a self-organizing critical system
that gradually emerges from chaos.
.B \-ncolors \fIinteger\fP
How many colors should be allocated in the color ramp (note that this
value interacts with \fIoffset\fP.)
+.TP 8
+.B \-trail \fIinteger\fP
+Length of the trail: between 5 and 100 is nice.
+.TP 8
+.B \-fps
+Display the current frame rate and CPU load.
.SH ENVIRONMENT
.PP
.TP 8
suitability of this software for any purpose. It is provided "as is"
without express or implied warranty.
.SH AUTHOR
-Martin Pool <mbp@humbug.org.au>, 13-Nov-1998. Based in part on the
+Martin Pool <mbp@humbug.org.au>, 1998-2000. Based in part on the
XScreenSaver code by Jamie Zawinski <jwz@jwz.org>.