everytime i try pressing the shut down button of the wondows menu it goes all the way to the shuting down screen and then a it shows a blue screen with a slight scroll and then it just reboots windows and i would have to hard shut down my computer everytime just to turn it off. when i built my computer i had to reinstall windows twice for it to work properly and now that i formated my hdd for a virus, i have installed windows on my computer about 3 times now and it wont fix it i have tried using the repair tools on the disk but that wont help and its been almost 2 years since i did the first install where it worked. plz give me a fast responce so i can fix it as fast as possible.