How to install MAC OSX Leopard on Sony vaio Nr160e (need help!!)

[phan_phasa]

Hi all friend
i am new in here. and also very very bit knowledge around MAC OS
now i got
1. Laptop Sony Nr160e
2. A. DVD of MAC osx 10.5.5 (iAtkos v5i)
B. DVD of MAC OSX 10.5.2 (kalyway)
Can i install one of these two version on my laptop?
or i need to download other version?
Please guide me to install on my laptop
I really need your help
thanks in advanced