help please

[popado]

hi there
i bought and emachine computer EL1850 running windows 7 thinking it had wifi , only to find out it didn't  so i got onto sky who i get broadband of and they told me i needed a Netgear WG 111T USB adaptor .Having checked online for one only to be told they no longer do them, could anyone please tell me what i need to get and where from.
yours
Derek

[Computer_Commando]

One question:
You want wireless with a desktop computer?
http://www.emachines.com/products/products.html?prod=EL1850-01e

Any wireless USB adapter will work.
http://www.newegg.com/Store/SubCategory.aspx?SubCategory=31&name=Wireless-Adapters