I may not be able to make it to class Thursday, and I apologize. My sinuses are killing me (throw in a sore throat, cough, aches and pains) and it's affecting my ability to read and focus for more than a few seconds, so if I start to feel better, I'll come in.
some links I found:
http://www.threedy.com/site/forum/archive/index.php/t-27407.html
http://forums.cgsociety.org/archive/index.php/f-54-p-3.html