What authoring programs will enable me to build a html web page that can then be
viewed properly on the pocket pc?  Which is considered the easiest to use and
which is the most robust?

hello
Microsoft frontpage let you build webpages that can 
viewed on pocket pc but frontpage needs a add on to convert 
the html pages

here is the link http://www.microsoft.com/frontpage/downloads/addin/searchdetail.asp?a=244