We put an article up back in the winter on transforming from WordprocessingML into XSL-FO. From there, you can go into other formats like PDF. Not sure if you guys have already seen this, but if not you should check it out: http://msdn.microsoft.com/office/understanding/word/codesamples/default.aspx?pull=/library/en-us/odc_wd2003_ta/html/officewordwordmltoxsl-fo.asp