I started using some free* PDF creation software today called DeskPDF. You can right-click on any MSOffice document and convert it to a PDF.
* - actually, you only get 30 free uses and then it watermarks your documents.
On a completely separate point, steve sent me a link today with a Buffy swearing keyboard. I have learnt from this that it is difficult to think of a swear word beggining with the letters Z,X and K...