Construct certain that you accept the backup of all the information that you are accepting on your organization. Once you are done with this then you will be needed to construct utilize of the BOOTABLE CD here. If you are utilizing Windows XP then only boot up the organization and then pursue the steps like while setting up Windows XP. After that only delete the segmentation and then allocate the space consequently. Please while behaving this construct sure that you do not go for setting up Windows XP again. Then place all the information that you had backed up again in the hard disk drive. Hope that you will detect this utile.