Added `aria-label` for accessibility

js/script.js

@@ -287,14 +287,14 @@ function ebiFrameworkPopulateBlackBar() {
     var barContents = document.createElement("div");
     barContents.innerHTML = '<nav class="row">'+
       '<ul id="global-nav" class="menu global-nav text-right">'+
-        '<li class="home-mobile"><a href="https://www.ebi.ac.uk"></a></li>'+
+        '<li class="home-mobile" aria-label="Home"><a href="https://www.ebi.ac.uk"></a></li>'+
         '<li class="where embl hide"><a href="http://www.embl.org">EMBL</a></li>'+
         '<li class="where barcelona hide"><a href="#">Barcelona</a></li>'+
         '<li class="where hamburg hide"><a href="#">Hamburg</a></li>'+
         '<li class="where grenoble hide"><a href="#">Heidelberg</a></li>'+
         '<li class="where grenoble hide"><a href="#">Grenoble</a></li>'+
         '<li class="where rome hide"><a href="#">Rome</a></li>'+
-        '<li id="embl-selector" class="float-right show-for-medium embl-selector embl-ebi">'+
+        '<li id="embl-selector" class="float-right show-for-medium embl-selector embl-ebi" aria-label="EMBL">'+
           '<button class="button float-right">&nbsp;</button>'+
         '</li>'+
         '<li class="float-right search">'+
@@ -302,11 +302,11 @@ function ebiFrameworkPopulateBlackBar() {
           // '<div id="search-global-dropdown" class="dropdown-pane" data-dropdown data-options="closeOnClick:true;">'+
           // '</div>'+
         '</li>'+
-        '<li class="what about"><a href="https://www.ebi.ac.uk/about">About us</a></li>'+
-        '<li class="what training"><a href="https://www.ebi.ac.uk/training">Training</a></li>'+
-        '<li class="what research"><a href="https://www.ebi.ac.uk/research">Research</a></li>'+
-        '<li class="what services"><a href="https://www.ebi.ac.uk/services">Services</a></li>'+
-        '<li class="where ebi"><a href="https://www.ebi.ac.uk">EMBL-EBI</a></li>'+
+        '<li class="what about" aria-label="About us"><a href="https://www.ebi.ac.uk/about">About us</a></li>'+
+        '<li class="what training" aria-label="Training"><a href="https://www.ebi.ac.uk/training">Training</a></li>'+
+        '<li class="what research" aria-label="Research"><a href="https://www.ebi.ac.uk/research">Research</a></li>'+
+        '<li class="what services" aria-label="Services"><a href="https://www.ebi.ac.uk/services">Services</a></li>'+
+        '<li class="where ebi" aria-label="EMBL-EBI"><a href="https://www.ebi.ac.uk">EMBL-EBI</a></li>'+
         // '<li class="float-right embl-selector">'+
         //   '<a class="button float-right">&nbsp;</a>'+
         // '</li>'+