body{ 
background: url("bg.jpg"/*tpa=http://www.haou.org/images/bg.jpg*//*tpa=http://www.ak8000.cn/images/bg.jpg*//*tpa=http://www.gm987.com/images/bg.jpg*/) no-repeat center top;
}
.bg_bottom {
background: url("foot.gif"/*tpa=http://www.haou.org/images/foot.gif*//*tpa=http://www.ak8000.cn/images/foot.gif*//*tpa=http://www.gm987.com/images/foot.gif*/) no-repeat center bottom;
}