i have a compaq laptop harddrive that i took out of my laptop. then i baught a laptop harddrive addapter so that i could put it into my compaq desktop. and now i am just not sure what to do. i know how to make it all fit together. but i am not sure of what to do to make it work. i know nothing about hard drives. do i have to somehow configure it? or what. i am desperate. any help would be greatly appriciated. thanks