body {background: #616161 url(brain_800.jpg) 0 0 no-repeat fixed;}
div#content {background: #666b9b url(brain_800-blue.jpg) 0 0 no-repeat fixed;}
div#address {background: #ACE 0 0 no-repeat fixed;}
div#portrait {background: #d4d4d4 url(portrait.jpg) 0 0 no-repeat fixed;}
div#links a {background: transparent url(brain_800-wash.jpg) 0 0 no-repeat fixed;}
div#links a:hover {background: transparent url(brain_800-invert.jpg) 0 0 no-repeat fixed;}