Creates a list of playlists containing the current track and displays the list in a choose box, hiliting the current playlist. Any one of the playlists can be chosen and viewed in iTunes.
Designated as a Retro Script because: iTunes 10 introduced a contextual menu for the current track which contains a "Show in Playlists" option.
OBLIGATORY WARNING! Because this script has been designated as a "Retro Script" there is no guarantee that it will function as described and may even corrupt or destroy data.