body{
    margin:0;
    height:100%;
}
#imgBox{
    display:none;
}
#fundoImgBox{
    width:100%;
    height:100%;
    position:fixed;
    _position:absolute;
    top:0;
    left:0;
    background:url(overlay.png);
    z-index:10;
}
#imagemImgBox{
    width:0;
    height:0;
    background:#fff;
    position:fixed;
    _position:absolute;
    left:50%;
    top:50%;
    margin-left:0;
    margin-top:0;
    border:8px solid #fff;
    z-index:11;
    overflow:auto;
}
#closeImgBox{
    position:fixed;
    _position:absolute;
    left:50%;
    top:50%;
    z-index:12;
}
#closeImgBox a, #closeImgBox a:visited{
    color:#fff;
    text-decoration:none;
    font-family:arial, sans-serif;
    font-size:15px;
    font-weight:bold;
}