no windows vista during startup even though it is installed

I have installed open suse 11.0 in my laptop which already had windows vista in it. Then i again installed windows vista in another partition of my hard drive :|. Then during start up i did not find open suse. later i have inserted open suse DVD and then booted it from there and now im not getting windows vista during the start up:’( but i can open vista through suse which gave me some relaxation that i didnot lose my whole data which was stored in windows.
Please help me out to boot vista during the start up along with suse.

we need some info.
open a terminal and type

then your root password

now type:

fdisk -l

paste result here:

Also we need the contents of these two files (you need to be su in file manager)

in kde the command is:

kdesu kwrite /etc/fstab


kdesu kwrite /boot/grub/menu.lst

in gnome use

gnomesu gedit /etc/fstab

gnomesu gedit /boot/grub/menu.lst