.TH XScreenSaver 1 "" "X Version 11"
.SH NAME
-Eruption.
+Eruption \- eruption of pieces of hot volcanic rock
.SH SYNOPSIS
.B Eruption
[\-display \fIhost:display.screen\fP]
[\-Gravity \fInumber\fP]
[\-delay \fInumber\fP]
[\-cycles \fInumber\fP]
+[\-fps]
.SH DESCRIPTION
This hack creates an eruption of pieces of hot volcanic rock.
Ported from the demo effects collection (http://demo-effects.sourceforge.net)
.TP 8
.B \-cycles \fInumber\fP
Duration. 10 - 3000. Default: 80.
+.TP 8
+.B \-fps
+Display the current frame rate and CPU load.
.SH ENVIRONMENT
.PP
.TP 8