Instructions for downloading and using ArcReader files:
You can view the standalone map of this local body in your Windows computer by clicking the above link. In the next page:
Download the Compressed (zip) file of the map and extract the files ("Data" and "Pmf") into a folder in your system (Please note that these two folders need to be kept together).
Also download the ArcReader software (from the link provided) and install in your PC by following the "Install and Usage instructions" in the text file. This file also tells you how to use this software and view the maps.