Left nav bar items not all set to active correctly

For the urls: 
/
/blog

In child &lt;li&gt; elements of:

``` html
<ul class="nav nav-list navlist-menu-level-0">
```

are set respectively:

``` html
<li class="first active">
```

and

``` html
<li id="tree-menu-blog" class="active">
```

For these urls:
/projects
/cities
/users

the respective &lt;li&gt; elements are never set to class="active"
