Startside utvidelsen anser sidens domenenavn som hovedsiden. Om brukeren navigerer til sidens rotkatalog, blir knappen deaktivert.

“In an ideal browser interface the button with a home should take the user to the main page of a site he is browsing. This button should be disabled if the user has come to the main page.”
— Artemy Lebedev, 2001-11-08, http://www.artlebedev.com/mandership/75/#06