I switched my computer from windows vista to windows 7 and now i can't find the...

[Xavier]

...bluetooth option? My computer is a Dell Inspiron 1545 and it originally came with vista but ever since service pack 2 came out it was just screwed up so i had to get 7. in vista in my controll panel it said i had blue tooth capabilities and my bios said it too... now i cant find it any more and it says i dont have it in my device manager but my bios says i have it... what do i do to get bluetooth capability back to my computer **I hate Dell**