hi im having trouble installing windows 98 my computer has windows xp how do i install windows 98

im having a hard time putting windows 98 in i have windows xp right now i put in the boot disk with the 98 plus 2 edecion in the cd rom are start the computer but it tells me to remove the disk and...

for some resone my computer is running super slow it takes15 min to get in to windows and for ever for every thing else i re did windows and thr same thing i even tryed a nother hard drive same thing...