What do i use to convert mdx to max and back again?

the title is the question, plz help, thx in advance

http://www.fileshack.com/file.x?fid=4044

I think "Apocalypse" is the word you're looking for, not "Apocolypse" or "Apocolyapse".

i dont know how to do it using the bliz art tools, and lol, i threw 2gether this sig, cause old 1 got deleted with new system :/ i got apocalypse right in the map itself :)