Hello BillKing8
try these methods
Method 1:
Run the fix it and check.
Fix problems with programs that can't be installed or uninstalled
http://support.microsoft.com/mats/Program_Insta...
Method 2:
You may try the steps from the link and check if you are able to install the itunes.
Trouble installing iTunes or QuickTime for Windows
http://support.apple.com/kb/ht1926
You may refer the suggestions from the link for more help:
You receive a "0x80070002" or "0x80070003" error code after you download an update from Windows Update, from Microsoft Update, or from Windows Server Update Services
http://support.microsoft.com/kb/910336
You may post the query in the link provided for further assistance:
http://www.apple.com/support/itunes/
also try update the windows too
i hope it helps