wireless card for e-machines w3080

i have had this computer for a good long time and have replaced many things inside of it but i have come to the point where i am upgrading to wireless and cannot find one that fits the motherboard the ones i have found have three "points" or "slots" to them like 2 small and one wide but the one i am looking for has one wide and one short can anyone help??? i would really love to order it tonight so i can have it for this week any help is appreciated =]

ps. i have windows xp home sp2


derek:confused

 

All you need is a regular old PCI wifi card. No mystery there. Here's a few at egghead:
http://www.newegg.com/Product/Product.aspx?Item=N82E16833130042
http://www.newegg.com/Product/Product.aspx?Item=N82E16833127080
http://www.newegg.com/Product/Product.aspx?Item=N82E16833314305
They also make USB wifi adapters. You can use it in both a laptop or a desktop:
http://www.newegg.com/Product/Product.aspx?Item=N82E16833124126
http://www.newegg.com/Product/Product.aspx?Item=N82E16833124280
http://www.newegg.com/Product/Product.aspx?Item=N82E16833180017
I just listed a few.... all the main network companies make 'em (Linksys, DLink, Netgear, Belkin, Encore, Zonet, CNet, TrendNET, etc....). In order for any of these to work, you'll need a wireless router, but you already knew that