The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Startal, Inc.:
The only official app for the Jeff Gordon Children's Foundation, where fans can support children battling cancer by funding programs that improve patients quality of life, treatment programs that increase survivorship and pediatric medical research dedicated to finding a cure. - Donate to the Jeff Gordon Children's Foundation right from your device! - Show your support by customizing your device with a Jeff Gordon wallpaper! - Share important news with your friends via email, SMS and on Facebook, encouraging others to donate and help find a cure.