Not sure if everyone but me has heard about this already (it is entirely possible as I am often the last to hear about things) but Microsoft is selling Microsoft Office 2007 for $59.95 to students. For info click here. To actually purchase it, click at the link at the top of that page.
You have to have an e-mail addy with a .edu ending. You also have to be taking .5 credit hours (weird # for sure).
You also only have 21 more days!