How to add android x86 item to GRUB list?

Question

Possible Duplicate:
Install Android OS along with Ubuntu and Windows

I have installed android from this topic, and when it ask me if i want to install GRUB i say no as it is installed when i setup Ubuntu 11.10, but the android item didn't appear in the GRUB list so how to add it to GRUB ???

Solution

In /etc/grub.d/40_custom add:

menuentry "Android" {
insmod ext2
set root='(hd0,HERE NUMBER OF PARTITION WITH YOUR ANDROID)'
linux /android-4.0-RC1/kernel quiet root=/dev/ram0 androidboot.hardware=asus_laptop acpi_sleep=s3_bios,s3_mode SRC=/android-4.0-RC1
initrd /android-4.0-RC1/initrd.img}