i saw a programe(speed gear) in the internet...its said it can increase the pc speed up tp 200% i download it and use it for couple of hours...(i only set the speed to 150%) and now!! the biggest problem come!!!! my pc will rebot at anytime!! goto internet for 10 mins...it rebot watch dvd for 5 mmins...it rebot or even just start the computer ( not even load in the windows) it rebot.... is anyone know wt happen to my pc and can i fix it???