and select it as the zip file to install.

When this is done, you will see a list of all the files
contained in this archive. Now would be a good time
to find the right readme.txt file. You'll notice that this 
particular patch contains more than one txt file. The
RIGHT txt file is the one containing all the "impulse"
commands. In this case it is "REAPRB80.TXT", but
do experiment and view some of the other files.
To do this, select the file, and hit "View file".
