PocketXpdf
http://pocketxpdf.sourceforge.net

Installation:
1. Copy the "PocketXpdf.exe" file from this package to any directory on your PDA.
2. Download the fonts.zip file from the website and extract the files it contains to the directory "\fonts\" on your pda.

Running:
Simply execute "PocketXpdf.exe". You can choose to associate PDF files with PocketXpdf in the options dialog.