"First, when you're testing anything involving character
encoding, gucharmap is invaluable (Figure 1).
"Every Unicode character is in some category, shown in the list
on the left -- in addition to Basic Latin, Latin-1 Supplement
(accented characters), Greek, Cyrillic, Katakana etc. there are
categories for Braille, Cuneiform, punctuation, mathematics, music
and so forth.
"The Character Details tab tells you the Unicode, UTF-8, UTF-16
and XML/HTML codes for the character.
"If you have a character from a web page or email and don't know
what it is, just paste it into gucharmap's Search->Find field