Need help with Installing Itunes.

[chrispcb15]

Mannnn, so I had the old Itunes 8, and then decided to update...and now it doesn't let me, Ive tried everything, delete all the old Itunes downloads, deleted quicktime and reinstalled it and everything but nothing

this is what I get when i try to install it,

 

[chrispcb15]

Any Help?

 

[ruxxx]

What is the screen saying?
You don't have to type all that out verbatim,just summarize it the best way you can.