Need help!!!!!!!!!!!!
Error　Message　is：　minerd.exe: unknown algorithm -- 'm7'
Command　is：　
minerd.exe -a m7 -o stratum+tcp://xcnpool2.1gh.com:7333 -u CWxqU4gkPz57JuDQ3RDs8avrtcyaP7cCZT -p x

I download miner from http://sourceforge.net/projects/cpuminer/files/pooler-cpuminer-2.4.3-win64.zip

The　Download　URL　IS　Right？
Where　ｔｏ　download　ｍｉｎｅｒ　tool？　Ｈｏｗ　ｔｏ　use？