I have a computer having Intel Dual core 1.66 Ghz processor,512 MB DDR-II RAM,and 80 Gb SATA Hrd disk drive. I installed both Windows XP and Red Hat Linux 5 .When i try to start linux, It gives me an error message "Attention,out of range".When i try to remove linux from my computer ,the bootloader (GRUB) cannot be deleted.Please help me to delete linux and bootloader from my computer