Noreen was kind enough to link me to this thread. Although I'm a JCL (Johnny come lately) and FWIW, here are a few more:

:-/ = indifference :-(O) = shouting :-* = puckered lips (a kiss) @}->-->--> = a rose offered to someone ::::::::[} = a pie in the face [] = a hug {{{{Person's name}}}} = a more intimate hug

So, while GMTA (Great Minds Think Alike), the next time I receive a message that someone is LOL, I'll have to wonder if they are Laughing Out Loud, or sending me Lots Of Love.