If you are seeing this line then either your browser is not compatible with Style Sheet or you have truned off Style Sheet.
If your browser version is 3 or below then you will need to upgrade your browser to get Style Sheet support. Visit Microsoft Ineternet Explorer or Netscape Communicator site to upgrade to latest version for free.
If your browser is version 4 of Netscape then please turn on the Sytle Sheet option from "Edit->Preference->Advanced" dialog box.