div#spinner
{
    display: none;
    position: fixed;
    width:300px;
    top:40%;
    left: 45%;
    background:url(../images/spinner.gif) no-repeat center #fff;
    text-align:center;
    padding:10px;
    font:normal 16px Tahoma, Geneva, sans-serif;
    border:1px solid #666;
    margin-left: -50px;
    margin-top: -50px;
    z-index:2;
}