I have a computer with windows xp installed and wish to install windos 98 on this. when i try to do this, i get a message saying that i hve to install it in ms dos mode. How do i do this? My conf. is celeron 433mhz, 20 GB HDD with 4 partitions of 5 GB each. P.S. i want to delete xp and install windows 98 on that partition.