Will not load OS,WIN98 SE

CPU 400mhz PII, RAM 256, HDD 6Gb,DSL internet connection,HP 9300 CD-ROM-RW,LAN VIE LINKSYS ROUTHER. After formating drive C: which is a 2Ghz
partipion, Loades WIN98 SE till it comes to 1st progress bar of files loading. Sometimes it stop at 46%, next time it may be 6% and the next it MAY be 1%. Have tryed: reformating,repartipion,changing CD-ROM,loading OS from HDD, Loading OS from 2 different disk both where new WIN98 plus disk. Changed HDD.
Will not load OS. Please HELP Thank you,PEP