my ipod is stuck on the apple screen and itunes doesnt recongnize the ipod ive help both buttons and it wont even turn off please help

Please help I just bought this Ipod used and didnt know it was stuck on this screen. It is stuck with the apple screen and wont turn off even after holding bothe the on/off button and home button at the same time, itunes does not even recongnize the device i need to find a way to do a complete restore as if it were just purchased please help