.bookmarks{
	margin-top: 10px;
	margin-bottom: 5px;
	text-align: center;
	margin-left: auto;
	margin-right: auto;
}	

.bookmark a img {  
	filter:alpha(opacity=50);
	-moz-opacity:0.50;
	opacity:0.50;
	-khtml-opacity:0.50; 
	padding: 0px 10px 0px 0px;
}

.bookmark a:hover img {  
	filter:alpha(opacity=99); 
	-moz-opacity:0.99; 
	opacity:0.99; 
	-khtml-opacity:0.99; 
}