change first(double) menu item visit to menu-item-fake

www/left-sidebar.html

@@ -24,7 +24,7 @@
              - set href of each <a> to the id of the .section-wrapper to link to -->
         <ul id="main-menu">
         <!--  IE bug -->
-        <li id="menu-item-visit" class="menu-item scroll" style="display:none"><a href="#intro">Intro</a></li>
+        <li id="menu-item-fake" class="menu-item scroll" style="display:none"><a href="#intro">Intro</a></li>
           <li id="menu-item-visit" class="menu-item scroll"><a href="#visit">Visits</a></li>
            <li id="menu-item-staff" class="menu-item scroll"><a href="#staff">Staff</a></li>
           <li id="menu-item-WSRC" class="menu-item scroll"><a href="#WSRC">Collection</a></li>