Can i use a mobile phone as a bluetooth headset for my pc?

I have a blueth adapter for my pc. is there some way which i can use my sony ericsson k750i mobile phone as a microphone/headset with my pc, therefore replacing the need for a headset for skype?obviously i can connect my phone to my pc with the adapter but i dont know if its possible to use it as a headset or not.
Answer
Oh i am sure their is away to do it you might need to get a specif program that allows to use the blue tooth in your phone to connect to your computer while being in a voice call to your computer sort of thing.