Wrong forum. You should ask a mod to move this to Software Apps.
Here's the answer. Open the web in Front Page from the server. (Start Front Page, click File | Open, select "My Network Places" Navigate to the URL of the site. Open and log in. Select index.htm (or default or whatever the "home" page is.) Click File | Publish Web, and then specify where you want to "save" the web to, basically your internal server. You can also open each page indivdually and save on your local drive with File | Save As...
Good Luck!