To see pages as Webtv sees them and to view gradtables you need to downlad the Webtv Viewer. You can do that HERE
After you have downloaded the viewer you can find it under All Programs if you did not set desktop icon for it. Click on the viewer and it will come up on your screen.
Click on "File"
Click on "Open URL"
A popup will appear with a slot for the URL of the page you want to view. Put the page URL in the slot and click OK.
The webtv page will come up in the screen beside the remote image.
To view another page, Click on "File" and repeat the process.