This is a guide where it is explained how to run snow leopard from the actual dvd for 29$ on your netbook.
In this example a Lenovo IdeaPad S10 is used (which is a great netbook for the snow leopard installation)
Go ahead and take a look:
http://bitly.com/hackmac
Tell me if you like it 
Thank you and have fun
Via http://www.insanelymac.com/forum/index.php?showtopic=221393
