To convert word file to pdf file:
Method A (only for Office 2007) :
Download and install the Office Addin: 2007 Microsoft Office Add-in: Microsoft Save as PDF or XPS (http://download.microsoft.com/download/f/4/b/f4bfd843-a0b6-4031-aa98-0a3db7403d0f/SaveAsPDFandXPS.exe ) so that you can save your word files as pdf files directly after finishing.
Method B (for Office 2000, 2002, 2003, 2007 and 2010):
Use the free Office to pdf converter Moyea PPT to PDF Converter
http://www.dvd-ppt-slideshow.com/ppt-pdf-converter/
to convert your word files to pdf files directly.
Method C (only for Office 2010):
If you are using Word 2010, you can save the Word file to pdf file directly.
To convert image files to pdf file:
Method A:
Insert your jpg files into Microsoft Word or PowerPoint (using Photo Album), and then convert the Word or PowerPoint file to pdf with the free Office to PDF Converter:
Moyea PPT to PDF Converter
http://www.dvd-ppt-slideshow.com/ppt-pdf-converter/
Method B:
Use an Image to PDF converter like this one
http://www.dvd-ppt-slideshow.com/aff/convert-jpg-gif-tif-to-pdf-image-to-pdf-converter/
to convert your jpg files to pdf file(s) directly.