Bluetooth headsets for skype

Ive recently got a bluetooth dongle and headset for my computer, its works absoloutely fine, however i cant use the anwser on the headset to anwser calls on Skype, does anyone have any idea how i can make it do so? any help would be appreciated thanks
On a similar subject, I installed the programme for the bluetooth and then tried to uninstall it, ive tried add/remove programmes but it wont delete! i cant get it to work! any help here too? thanks