var children = [];
        $("#prod-general").children().each(function() {
            children.push(this);
        });

        function fadeThemOut(children) {
            if (children.length > 0) {
                var currentChild = children.shift();
                $(currentChild).set.animate({
                    'opacity': '1'},
                    500, function() {
                        fadeThemOut(children);
                });
            }
        }