> Suppose I want to download a single web page plus 
all 
> graphics embedded in it.  I'm using v3.03 of 
HTTrack --
>  the latest.

Try the following filter:
-* +*.gif +*.jpg +*.png +*.css +*.js

This will forbide all files except images and various 
other necessary files (css and js)
Then, just enter the page URL in the URL box, this 
should be ok