Non-standard characters

[Anthony Persechini]

I am trying to use some non-standard characters (i.e., the degree
symbol, various arrows, etc.). Since these charcters do not correspond
to standard keys, how do I type them in?--the application is in this
case Showcase.
-- 
Anthony Persechini				Dept. of Physiology, Box 642
Assistant Professor				School of Medicine
>>>>>>>>>>>>>>>>>>>				University of Rochester
ajp2o at crocus.medicine.rochester.edu 		Rochester, NY  14642