or the id number (decimal or hex) of a specific visual.
.TP 8
.B \-delay \fIdelay\fP
-The delay between displaying one crash and another.
+The duration each crash-mode is displayed before selecting another.
.TP 8
.B \-only \fIwhich\fP
Tell it to run only one mode, e.g., \fI\-only HPUX\fP.