this is not normal behavior for itunes. could you post back to give us some more detail on your situation? are you getting error messages? what do they say?
love, b
It also happens as a result of itunes halting its close due to warning messages about shared scripts.
Cannot shut down iTunes 6. It doesn't play my music correctly since the upgrade.
I get this error message that has the itunes icon and that program isn't responding. This happens even though I shut off the Itunes program.
iTunes 6 STILL does not run 100% correctly though,
Windows fails shutdown with iTunes open