i have laptop in dos it does not have a cd rom it has a pcmcia ethernet card with erthernet media coupler and a lead one end fits into the coupler the other end is like a phone line what you put in the junction box at your home how do i link the laptop to my pc ,my pc has win xp and is connected to the internet by lan connection broadband. please help ....i have not got a clue how to set this up please ..............................................