just clone your index page, delete everything you want to except the navigation menu and put in the text "under construction" save it as your page let's say contactus and publish it. when you are ready to make the page just make the changes, save it then publish it.
hope this helps
mrmagoo144
www.videopostcards.info
here is an example of one:
www.patsmelkoff.com/decorativeart.html