body { margin: 0px; padding: 0px;
 background-image:url(../images/bg.jpg);
 background-position:center;
 background-repeat:no-repeat;
}
#content {
 background:url(../images/content.jpg);
 width:939px; 
 height:620px; 
 margin:0 auto; 
}
#foot {
 background:url(../images/foot.jpg);
 background-position:center;
 width:100%;
 height:80px;
 margin:0 auto;
}