a.screen, a.screen:visited {
	position:relative;
	z-index:1;

}
a.screen b {
position:absolute;
visibility:hidden; /* hide the image */
width:332px; /* give it a width */
height:0; /* add a border */
left:180px; /* position:the image */
top:-50px;
}
a.screen:hover {
	text-decoration:none;
	border:0px none;
	z-index:1000


}
a.screen:hover b {
visibility:visible; /* make the image visible */
height:163px; /* now give it a height */
cursor:text; /* for IE */
z-index:500; 
}
a.screen:hover b img {
	border:3px double #ADA58C;

}