I guess most of us wanted one, made umpteen number of searches yet failed to find an effective converter. Recently that I came across some sites that allow you to convert Docs to Pdfs for free !
http://www.freepdfconvert.com/ – Converts to Pdfs, Pdfs to Docs or Excel and Web to Pdf . It also can serve as PDFDesktop convertor.
http://www.pdfonline.com/ - Converts docs to Pdfs, Pdfs to Docs and Web to Pdf
No signup, nothing ! All you need to do is to visit the site, upload your documents and your they are converted to pdfs in seconds !!
So Enjoy !!!