|Which OS do you really Want Linux, Windows 98 or Vista?|
As for you 98 problem, you have to change drives to the CD-ROM before you can run Setup.
As for Vista, how long did you give it. It can take a couple of hours to install. You need a least 20 GB of free space on your drive.
As for Linux, which flavor are you using Ubuntu, Fadora, or what? Also, you have to reformat your drive with a EXT2 and EXT3 partitions for Linux. The druid should have done this for you.