script itunes and add a track (which you specify in this script) to itunes 11's new up next list

tunes.scpt

tell application "AppleScript Utility"
  set GUI Scripting enabled to true
end tell

tell application "iTunes"
	--get the song
	set l to playlist "Purchased"
	set t to item 5 of tracks of l
	
	--focus it in list
	reveal t
	
	--show window
	activate
end tell

tell application "System Events"
	-- option enter
	delay 1
	key down option
	delay 1
	key code 36
	key up option
	
	-- Click the “Play Song” button in the annoying dialog.
	set w to null
	try
		set w to window "Add to Up Next" of application process "iTunes"
	end try
	if w is not null then
		set b to UI element "Play Song" of w
		click b
	end if
end tell