a.screen, a.screen:visited {
			color:#c00; 
			position:relative; 
			z-index:1;}
			
		a.screen strong {
			position:absolute;
			visibility:hidden; /* hide the image */
			width:250px; /* give it a width */
			height:0; /* no height to solve an Opera bug that 
			             makes it selectable when hidden */
			border:1px solid #000; /* add a border */
			left:0; /* position:the image */
			top:-112px;}
			
		a.screen:hover {
			text-decoration:none; 
			border:0; /* needed for this to work in IE */ 
			z-index:1000;}
			
		a.screen:hover strong {
			visibility:visible; /* make the image visible */
			height:112px; /* now give it a height */
			cursor:pointer; /* for IE */
			z-index:500; }
			
		a.screen:hover strong img {
			border:0; /* remove the link border */}