$(document).ready(function() {
	$('a.folderpic-link img').hover( function() {
		$(this).stop().animate( { opacity: .9, filter: 'alpha(opacity = 70)' }, 200 );
	}, function() {
		$(this).stop().animate( { opacity: .5, filter: 'alpha(opacity = 50)' }, 200 );
	});
});