1、download grub4dos,then unzip and copy follow four files to c disk:

grldr,grldr.mbr,grub.exe,menu.lst

2、download ubuntu14.04.ios and rename to ubuntu.iso.copy to c disk.

3、copy initrd.lz vmlinuz.efi which from casper in ubuntu.iso to c disk.

4、edit menu.lst,add follow text to the end.

title Install Ubuntu

root (hd0,0)

kernel (hd0,0)/vmlinuz.efi boot=casper iso-scan/filename=/ubuntu.iso locale=en_US.UTF-8

initrd (hd0,0)/initrd.lz

5、edit boot.ini in c disk.add follow text to the end

c:\grldr="Setup Ubuntu 14.04"

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6、choose a disk which you want to install ubuntu,like e disk.format it with exfat format.

7、reboot pc,choose "Setup Ubuntu 14.04" boot menu.then choose the last option "Install Ubuntu"

8、while the installation stop,press "ctrl+alt+t" to open terminal window,type "sudo umount -l /isodevice",then continue intall ubuntu.

9、set sda6 free,then create partition."/":10G,"/temp":5G,"/boot":300M,the rest free disk set to "/home".