.nsb_container{/* custom css style */	text-align: center !important;	margin: 5px 0px;}.nsb_link{float:left;}.nsb_container a img{	margin: 0px 2px;}.nsb_container a img{opacity:1;filter:alpha(opacity=100);}.nsb_container a img:hover{opacity:0.4;filter:alpha(opacity=40);}