made menuitems only show up if the top menu is not active

templates/base.html

@@ -51,9 +51,11 @@
       <p>{{ SITESUBTITLE }}</p>
       <nav>
         <ul class="list">
+          {% if not MAIN_MENU %}
           {% for title, link in MENUITEMS %}
           <li><a href="{{ link }}">{{ title }}</a>
           {% endfor %}
+          {% endif %}
           {% if DISPLAY_PAGES_ON_MENU %}
           {% for page in pages|sort(attribute='title') %}
           <li><a href="{{ SITEURL }}/{{ page.url }}#{{ page.slug }}">{{ page.title }}</a></li>