$(window).load(function() {
	$('#facebook img')
		.data('state',-1)
		.fadeTo(800,0.4)
		.mouseover(function() {
			if ($(this).data('state')) {
				$(this).stop(true).data('state',0).fadeTo(800,1,function() {$(this).data('state',1)});
			}
			else {
				$(this).stop(true).fadeTo(400,1,function() {$(this).data('state',1)});
			}
		})
		.mouseout(function() {
			if ($(this).data('state')) {
				$(this).stop(true).data('state',0).fadeTo(800,0.4,function() {$(this).data('state',-1)});
			}
			else {
				$(this).stop(true).fadeTo(400,0.4,function() {$(this).data('state',-1)});
			}
		});
});