urgent help ! how to connect my 5.1 to laptop

[ayush_4]

hey...i have creative 5.1 speakers and they have 3 jacks which are green orange and black but i need to connect them with my laptop. but when i connect any one of them...only 2 speakers work..so i need to get my whole 5.1 work with my laptop so please help me !

 

[ssddx]

get a 5.1 usb soundcard.

there are both no-name brands available for dirt cheap and better made ones by creative and asus. both work - depends on your preferences.