/* CSS Document */
#home, #home:visited {
	background-image:url(images/home_roll.jpg);
}
#about, #about:visited {
	background-image:url(images/about_roll.jpg);
}
#services, #services:visited {
	background-image:url(images/services_roll.jpg);
}
#infoCenter, #infoCenter:visited {
	background-image:url(images/infoCenter_roll.jpg);
}
#industry, #industry:visited {
	background-image:url(images/industry_roll.jpg);
}
#publications, #publications:visited {
	background-image:url(images/publications_roll.jpg);
}
#contact, #contact:visited {
	background-image:url(images/contact_roll.jpg);
}

.rollover span.alt {
	display:none;
}
.rollover img {
	border:none;
}
:root .rollover img {
	display:block;
}

.rollover, .rollover:visited {
	background-color:transparent !important; /* needed for Opera5/6 */
	background-repeat:no-repeat;
	background-position:0 0;
}
.rollover:hover, .rollover:focus, .rollover:active, .rollover.MMO, .rollover.MMO:visited {
	background-position:0 -26px;
}