Denise,
Here's what I found. I've just sent an email requesting Canon to fix it. Hopefully they still honor it.
http://www.usa.canon.com/consumer/controller?act=PgComSmModDisplayAct&fcategoryid=227&modelid=9740&keycode=2112&id=48266
also check out this website:
http://camcorderinfo.com/bbs/printthread.php?t=105619
good luck
Koz
February 2009