Faithyy7's guide to chatspeak

Okay so I bet that you think that chatspeak is stupid and idiodic. Well If you think that I then I agree whit you. But a lot of people like chatspeak so since I know a lot of it but never use it I think that I will use my knowlage for a good cause: to educate other people who like chatspeak about it.
SO here it is "Faithyy7's Guide to Chatspeak"

:0 surprised
:( sad
:) happy
lol: Laugh out loud
gtg or g2g: got to go or going to go
brb: bathroom break or be right back
sys: see you soon
U: you
I luv u: I love you
NoOb: not really chatspeak but it means that you are stupid and don't know how to use computers.
GR8: great
sk8r: skater
B4:before
IDK:I don't know
BFF: best friend forever
BF: boyfriend
GF: girlfriend
TXT: text
Y: why
nyt: night

you can find more on http://en.wikipedia.org/wiki/Chatspeak happy chatting!