content: #!/usr/bin/osascript
  
  
  set iTunes to  load script file ((path to scripts folder from user domain as text) & "itunes.scpt")
  
  
  чтобы выполнить скрипт (загрузить переменные и тд в скрипте) нужно 
  tell iTunes to run
  
  
  
  
  on do_something(action_name)
      display dialog "I'm in ur library, " & action_name & "."
  end do_something
  set test_lib to load script alias ((path to desktop as text) & "TestLib.scpt")
  
  tell test_lib
     do_something("handlin' ur command")
  end tell