broken belt on a white knite tumble dryer?

i had a broken belt and have got a new one the only thing is i can see where it goes on the motor but where does the other end of the belt go does it go right around the drum as i cant see any where else to fit it and would i have to take the whole back off or just the shaped bit that is screwed on to the back it is a white knights model 38aw id be gratefull if someone could help me please

vicky
December 2008