There are 4 places we should raise hands during Salah. 1.Initial Takbeer. 2.Before going to Ruku(bowing) 3.After getting up from Ruku(bowing) 4.After standing up from 1st Attahiyat(Tashud) this video shall help . http://www.youtube.com/watch?v=6t0wlgn0GR0