Newegg has the D-Link DES-1105 10/100Mbps Desktop Switch for $11.79 with a $10 MIR. Shipping came to $8.20 for me for a total cost of $19.99 - $10 MIR. Throw in 10% bing cash back to get it down to $8.81 after MIR.
http://www.newegg.com/Product/Product.aspx?Item=N82E16833127085
http://www.newegg.com/Product/Product.aspx?Item=N82E16833127085