There’s already a new mac setup for ET 2.60. The initial one had some permission bugs.
b4f1ea8f8502ce7ad86bd64195724ed5 Wolfenstein Enemy Territory 2.60-2.dmg
which you can get from id’s ftp ftp://ftp.idsoftware.com/idstuff/et/osx/
or from the BT tracker http://zerowing.idsoftware.com:6969/
still can´t believe it! what a surprise! Thanx Brad & SplashDamage! 