body{
    font-family:Arial,Sans-Serif;
    font-size:11px;
    font-weight:normal;
    color:#000;
    margin:0px;
}
#bg1{
    background-image: url('images/left.jpg');
    background-repeat: no-repeat;
    background-position: right;
}

#bg2{
    background-image: url('images/right.jpg');
    background-repeat: no-repeat;
    background-position: left;
}