.TS
center;
c | c
l | l.
Command	     Response
_
\fIa topic name\fR	Print help information on topic.
index	Display list of topics available at this level.
help	Display help on how to use \fIphelp\fR.
?	Display this command summary.
q	Exit from \fIphelp\fR.
P \fIprojectname\fR	Change to another project.
~	Return to the top level of help topics.
\fIcarriage return only\fR	Go up one level of help topics.
.TE