where in the world is the pram battery on a TiBook / Gigabit?

But does anyone know where it's located on the 667Mhz TiBook?
Scott Peteres wrote on :

i just ordered a new pram battery for a friend of mine...

http://powerbookmedic.com/xcart1/customer/product.php?productid=16426&cat =288&page=1

But does anyone know where it's located on the 667Mhz TiBook? Is it under the keyboard somewhere or under the main battery pack?

I'm stumped! Help!

Scott

ps: and does anyone know where tibook/take apart manual are? i've googled until my hands hurt...