Noodling on a "see more" method

gistfile1.txt

var el = Y.all(".show-more");
hideChildren: function() {
    Y.each(el, function(item, index, array) {
        var childEls = item.get('children'),
         nodeLimit = item.getData("limit"),
        hiddenChildEls;
        if  (childEls.length > nodeLimit) {
            hiddenChildEls = childEls.slice(nodeLimit + 1);
            hiddenChildEls.hide();
        }
    }
}

showChildren: function() {
    var itemsToShow = e.target.ancester("el").get('children');
}