content: tell application "iTunes"
  	set sel to selection
  	if sel is not {} then
  		--if exists (some user playlist whose name is "Dead Tracks") then
  		--	set dead_tracks_playlist to user playlist "Dead Tracks"
  		--else
  		--	set dead_tracks_playlist to (make user playlist with properties {name:"Dead Tracks"})
  		--end if
  		set old_indexing to fixed indexing
  		set fixed indexing to true
  		repeat with this_track in sel
  			try
  				if this_track's location is missing value then
  					--duplicate this_track to dead_tracks_playlist
  					set this_track's enabled to false
  				end if
  			on error m
  				log m -- do you care?
  			end try
  		end repeat
  		set fixed indexing to old_indexing
  	else
  		display dialog return & "Select some tracks first..." buttons {"Cancel"} default button 1 with icon 0 giving up after 10
  		return
  	end if
  end tell
  
  on splitText(delimiter, someText)
  	set prevTIDs to AppleScript's text item delimiters
  	set AppleScript's text item delimiters to delimiter
  	set output to text items of someText
  	set AppleScript's text item delimiters to prevTIDs
  	return output
  end splitText