basit

Hi ! I need some help urgently, I am installing express talk on a numbert of terminals that do not currently have internet access. I do have Express Talk USB phones so when I click on this when installing it gives me this error:- Express talk cannot install the install on demand component "exusb" .... You are then given a site to download it from, this site does not have a downlaod for the file . . where can I get the dowload from to store onto a CD for later use on terminals. Please assist Thanks in Advance