I can´t open my WoW

I download WOTLK (using bitTorrent) and when I want to open wow.exe and don´t works
a message comes out saying "the world of warcraft application cannot be opened" (OH ITS FOR MAC)
help me please
thank you

http://forum.warmane.com/showthread....wnloaded-files

if the solution on that thread does not work then you can try this:
http://forum.warmane.com/showthread....=1#post3010961