i have two different hard drive one is 150gb which had xp home edition and in newly attached hard drive i put xp proffesional. now the problem is when i start the computer it should give me boot option;however it doesn't and boots directly windows xp pro. i can view other drives from this harddrive. help needed. xp home was already installed in master 150gb, i put xp pro in slave drive which is 40 gb!