this.inherits(ROOM);
this.name = "南大街";
this.desc = "这是一条宽阔的青石板街道，向南北两头延伸。";
this.exits = { 
    // east: "xiangyang/eastjie2", 
    // west: "xiangyang/guangchang", 
    south: "xiangyang/southjie3", 
    north: "xiangyang/southjie1"
};