how do you install a new harddrive to a computer?
Answers:
set the jumper setting to master of slave ( depending on how u are using it ) then connect ribbon cable with pin 1 by power jack and your set.
Other answers:
Will the new drive be replacing the old drive or is it an additional drive? More information would be helpful.
check out these links, pretty detailed and if you click on the pics you get a larger view.
http://www.mysuperpc.com/build/pc_install_hard_floppy_drives.shtml
http://www.mysuperpc.com/build/pc_sata_install_hard_floppy_drives.shtml
first link is for older hard drives {ide}
second is for newer drives {sata}
little scary at first, but pretty simple stuff actually.