If it won't boot from the CD you probably need to get into the bios by hitting the del key on the first screen that pops up after a reboot. Then you can set the boot priority.
You may need to hit the F lock key first if it isn't registering any of the F-keys on bootup.
A great architect is not made by way of a brain nearly so much as he is made by way of a cultivated, enriched heart.
Frank Lloyd Wright