Cannot install 7 from XP

I am currently running XP 32 bit. My computer is fully capable of running 64 bit. When I built the machine I planned ahead for the change over to 7 64 bit. However, I am running in to a problem when trying to do a clean install of 7 64 bit. After the BOIS reads the CD/DVD drive first, i never get the install screen that I am accustomed to seeing when installing any other Windows OS. I get the...