hey i need help from evryone that play ROTK on the PS2 how do you beat the first level of Minias Tirith as Gandalf ive found out how to destroy the first siege tower but keep losing after that please help me !!!!!!!

http://db.gamefaqs.com/console/ps2/file/lord_of_the_rings_rotk_a.txt

Dankha

da nada