simple. ok, now what you need to do is, put in a 3.5" floppy disc. go to my computer, right click on the floppy drive, (usually A

and click 'format'. now, when the window pops up, click on the box that says, "make boot-disc" or somethign like that. now, click format. it will take a little while. now, insert the floppy, and restart the computer. go into BIOS and make sure that the computer is set to boot from the floppy before the hdd. now, restart again. you should be able to get into MS DOS. when you are in there, put (hd drive letter):\format (ex. C:\format) and when it asks you if you want to continue, hit y. if i remember correctly.if you cant do it from that floppy, you will need to go online and download the 98 boot floppy.