Need help

I need answer quick! 

http://www.newegg.com/Product/Product.aspx?Item=N82E16813131883

does this board have internet connection on board? or do i need to buy a wireless internet adapter??

HELP PLEASE!!!! IM SO CLOSE TO BUYING MY FIRST GAMING RIG!

It has Realtek Lan but no WiFi.

fuck. so i need an adapter?

Yep.

http://www.newegg.com/Product/Product.aspx?Item=N82E16833168077

would this work?

It'll work, depends on the range aswell.  Don't know how good it will be for gaming though.

Something like this would be more robust.

http://www.newegg.com/Product/Product.aspx?Item=N82E16833704133