CREATE A BOOTABLE FLOPPY DISK IN MS DOS

You can easily create a bootable floppy disk by following these steps:
Place a blank disk in the floppy disk drive. Click Start, and then click My Computer. Right–click the floppy disk drive, and then click Format on the shortcut menu. Click Create an MS–DOS startup disk, and then click Start. Now you’re on your way to a bootable startup disk.