What kind of cheap computer case could i buy for this mobo?

http://www.shopping.com/xPF-Intel-Intel-Corp-BTX-915G-DDR400-LGA775





Form factor is listed as micro btx and i can't find a case for less than $200What kind of cheap computer case could i buy for this mobo?
I wouldn't buy a BTX board to much trouble getting parts like case,etc.Get a regular ATX or micro board In the link you can look for a case-but no BTX.What kind of cheap computer case could i buy for this mobo?
http://www.pcconnection.com/IPA/Shop/Pro鈥?/a>
how about this one from newegg


http://www.newegg.com/Product/Product.as鈥?/a>