Introduction - If you have any usage issues, please Google them yourself
/** the machine can be singles, doubles the machine, online users a doubles* Keyboard control : up = = key_up down key_down left key_left right = = = key_right* pause key_space reset = key_r* Users are two keyboard control : up = w = s left down a right = = = d* pause a reset = 2* @ auther to Zhang* @ e-mail :* Online zhang_elai@cvicse.com doubles, the establishment of post server-side, and then the establishment of Client** /