To edit your website using Microsoft Front Page, select File then Open Web.  A dialogue box will appear.  In the Web Name blank, type the complete URL for your website like http://www.your-domain.com then click Open.  You'll then be prompted to enter a username and password.  The username is admin, and the password is the password that was supplied to you.  Type in the username and password and click Ok. If another dialogue box opens, just click Open.  From this point you should see a list of files on the left; simply double-click on a file to begin editing.