Hover buttons are probably the single most "famous" of the FrontPage features. You have no doubt seen hover buttons on hundreds of sites - and they´re so widely used because

(1) they are extremely easy to create in FP2000 (the most widely used Web editor) and
(2) because they look good.

To create a hover button, select the option from the Insert menu, and you see this...

You can add text to your hover button, and add a hyperlink to another page.  You also have full control over the effect, colours and size of the button.

To find out how to customise a hover button, go to the page on Mouse-Overs.