Need help, building my computer, building it right now

So I got all my parts for my computer and I'm building my computer and I need some help , please.

So I connected my HD audio to my motherboard and there is 7 more small ones

Mic In

Mic power

R-Out

R-Ret

L-Out

L-Ret

Ground

Am i suppose to connect these to somewhere too?

This is my first time building a computer, so I'm a big noob :cry:

 also is there a good website that shows you how to build a computer :oops:

Looks like sound card stuff. What colors are the outlets?EdVader

Mic in - red

Mic power - Brown

R-out - Yellow

R-ret

L-out - Blue

L-ret

 Ground - black