Lab Drag-and-Drop by AJAX

1. Go to Laszlo
2. Study and play around the "drag-and-drop" example.
3. Use this method to control music playing of the song "Where to begin".
4. Add the song to the program.
5. Change the photo to the CD title.
6. If you drag and drop the photo to the "play" area, the music plays.
7. If you drap and drop the photo to the "pause" area, the music pauses.