For Better Homes and Gardens-Interior Designer...?

[I'm Not Telling You. =)]

I'm trying to install it, but it comes up with this error:
Setup has experienced an error.
Please do the following:
- Close any running programs
- Empty your temporary folder
- Check your Internet connection (Internet-based setups)
Then try to run the setup again.
Error code: -5001

My computer is a Vista, help?