($.AdminLTE.tree = function(a) {
      var b = this,
        c = $.AdminLTE.options.animationSpeed;
      $(document).on("click", a + " li a", function(a) {
        var d = $(this),
          alert(d);
           e = d.next();
        if (e.is(".treeview-menu") && e.is(":visible"))
          e.slideUp(c, function() {
            e.removeClass("menu-open");
          }),
            e.parent("li").removeClass("active");
        else if (e.is(".treeview-menu") && !e.is(":visible")) {
          var f = d.parents("ul").first(),
            g = f.find("ul:visible").slideUp(c);
          g.removeClass("menu-open");
          var h = d.parent("li");
          e.slideDown(c, function() {
            e.addClass("menu-open"),
              f.find("li.active").removeClass("active"),
              h.addClass("active"),
              b.layout.fix();
          });
        }
        e.is(".treeview-menu") && a.preventDefault();
      });
    }),