.TP
.B blank
blanks the screen.
-The screen also blanks after 30 minutes of inactivity.
+The screen also blanks after
+.I blanktime
+minutes of inactivity.
The screen can be unblanked by moving the mouse.
.TP
.BI blanktime " minutes"
sets the timeout before the
-screen blanks; the default is 30 minutes.
+screen blanks.
If
.I minutes
-is zero, blanking is disabled.
+is zero, blanking is disabled (this is the default).
.TP
.B twitch
unblanks the screen and resets the idle timeout as if the