a img.alfa{
	background:none!important;
border: none;
} 
a:hover img.alfa{
	border: none;
	opacity:0.6;
	filter:alpha(opacity=60);
	-ms-filter: "alpha( opacity=60 )";
	background:none!important;
	-webkit-transition: all .5s;
	transition: all .5s;
}