<li><a href="{% url questions %}">Questions</a></li>
<li><a href="{% url rankings %}">Rankings</a></li>
<li><a href="{% url reviews %}" class="pending-reviews">Pending Reviews</a></li>

<li><a href="{% url questions %}">Questions</a></li>
<li><a href="{% url rankings %}">Rankings</a></li>
{% if user.is_authenticated %}
<li><a href="{% url reviews %}" class="pending-reviews">Pending Reviews</a></li>
{% endif %}

Hide pending reviews link for unauthenticated users.
Hide pending reviews link for unauthenticated users.
