Turns off \fB\-mouse\fP.
.TP 8
.B \-mouse-size integer
-In \fB\-mouse\fP mode, this sets the mass of the mouse (analagously to the
+In \fB\-mouse\fP mode, this sets the mass of the mouse (analogously to the
\fB\-size\fP parameter.)
.TP 8
.B \-nowalls
Imposes a maximum speed (default). If a ball ends up going faster than
this, it will be treated as though there were .9 viscosity until it is
under the limit. This stops the balls from continually accelerating (which
-they have a tendancy to do), but also causes balls moving very fast to
+they have a tendency to do), but also causes balls moving very fast to
tend to clump in the lower right corner.
.TP 8
.B \-nomaxspeed