I checked for language changing packs. apparently there is none for warcraft 3. but it was worth the try i guess.
In other words - you probably have to either completely reinstall warcraft 3 each time you want to change the language in it OR you just got to live with one language.
In other words - you probably have to either completely reinstall warcraft 3 each time you want to change the language in it OR you just got to live with one language.