content: using terms from application "MetaZ"
  	on queue completed document the_document
  		tell application "MetaZ"
  			set myid to content of tag "iTunes persistent ID" of the_document
  			set loc to file of the_document
  		end tell
  		-- Only add if not already in iTunes
  		if myid is missing value then
  			tell application "iTunes"
  				add loc
  			end tell
  		end if
  	end queue completed document
  end using terms from
  