u = function(options) {
        options = options || {};
        options.delay = options.delay || 0;
        options.openActive = options.openActive || false;
        options.closeOther = options.closeOther || false;
        options.activeSelector = options.activeSelector || ".active";

        this.addClass("treemenu");

        if (!options.nonroot) {
            this.addClass("treemenu-root");
        }

        options.nonroot = true;

        this.find("> li").each(function() {
            e = $(this);