hi im stuck, im in the section of the ruins that you have to move the boxes, when i get up to the top to go thru the 'hallway', i get killed-cause a.shes too slow, and b. she dosent duck.---she can scale walls, but she cant get out of the way of swords?!  ive tried everything i can think of from changing boxes around, variety of on and off.....help! plz