vba split() not working in Mac Word 2004
Office for Mac 2004 is too old. You need to upgrade to Office 2011, which has the function you want:


  Office for Mac 2011 comes with VBA 6.5, ported from Office for Windows.
  Source - Apple Store Q &amp; A


(I'm assuming VBA 6.5 didn't remove the split() function from 6.0.)