Question : Problem: How can I make my iPhone visible to Windows Vista as a hard drive?

I would like to make my iPhone visible as a hard dive on Windows Vista.  Thanks.

Answer : Problem: How can I make my iPhone visible to Windows Vista as a hard drive?

Take a look at this link:
http://www.tuaw.com/2007/09/21/use-your-ipod-touch-as-second-rate-400-usb-stick/

Seems to work for both iPod Touch and iPhone

Hopefully this helps!