You'll have to make WMP your default player, not Jukebox.
Have a look through the thread below, it has info about changing default player & also some hints about adding songs to WMP
http://www.gnutellaforums.com/showth...&highlight=wmp

You'll need to know the location of your saved folder (that's where your downloads are saved). Tools > options > saving will show you the location. If you go to the LW library, click on Saved Files then Explore...the saved folder opens for you