From PasswordBox: Strong Passwords That You Don’t Have to Remember:

Once you install PasswordBox, the new-tab screen becomes your "start" screen, showing one-click login buttons for your most important sites.
Once you install PasswordBox, the new-tab screen becomes your “start” screen, showing one-click login buttons for your most important sites.

Once you install PasswordBox, the new-tab screen becomes your “start” screen, showing one-click login buttons for your most important sites.