What do I need to buy for a decent speaker system in my room to play iPod/laptop through?

[JSantiago]

Bedroom system: good inexpensive receiver, very good small speakers, pretty good small subwoofer, asynchronous USB DAC for the laptop, and a dock-to-line-out adapter for the iPod. 3

[JSantiago]

Bedroom system: good inexpensive receiver, very good small speakers, pretty good small subwoofer, asynchronous USB DAC for the laptop, and a dock-to-line-out adapter for the iPod. 4

[JSantiago]

Bedroom system: good inexpensive receiver, very good small speakers, pretty good small subwoofer, asynchronous USB DAC for the laptop, and a dock-to-line-out adapter for the iPod. 5

[JSantiago]

Any good 2.1 system is comparatively cheap and gives excellent results

[JSantiago]

Any good 2.1 system is comparatively cheap and gives excellent results 2