changed aria label messages

cms/templates/widgets/header.html

@@ -43,8 +43,8 @@
         </a>
       </h2>
 
-      <nav class="nav-course nav-dd ui-left" aria-label="${_('{course_name}').format(course_name=context_course.display_name_with_default)}">
-        <h2 class="sr">${_("Navigation for {course_name}").format(course_name=context_course.display_name_with_default)}</h2>
+      <nav class="nav-course nav-dd ui-left" aria-label="${_('Course')}">
+        <h2 class="sr">${_("Course Navigation")}</h2>
         <ol>
           <li class="nav-item nav-course-courseware">
             <h3 class="title"><span class="label"><span class="label-prefix sr">${_("Course")} </span>${_("Content")}</span> <i class="icon fa fa-caret-down ui-toggle-dd"></i></h3>
@@ -141,7 +141,7 @@
         </a>
       </h2>
 
-      <nav class="nav-course nav-dd ui-left" aria-label="${_('{course_name}').format(course_name=context_library.display_name_with_default)}">
+      <nav class="nav-course nav-dd ui-left" aria-label="${_('Course')}">
         <h2 class="sr">${_("Navigation for {course_name}").format(course_name=context_library.display_name_with_default)}</h2>
         <ol>
 
@@ -166,7 +166,7 @@
     <div class="wrapper wrapper-r">
       % if user.is_authenticated():
       <nav class="nav-account nav-is-signedin nav-dd ui-right" aria-label="${_('Account')}">
-        <h2 class="sr">${_("Help &amp; Account Navigation")}</h2>
+        <h2 class="sr">${_("Account Navigation")}</h2>
         <ol>
           <li class="nav-item nav-account-help">
             <h3 class="title"><span class="label"><a href="${get_online_help_info(online_help_token)['doc_url']}" title="${_("Contextual Online Help")}" target="_blank">${_("Help")}</a></span></h3>
@@ -193,7 +193,7 @@
 
       % else:
       <nav class="nav-not-signedin nav-pitch" aria-label="${_('Account')}">
-        <h2 class="sr">${_("You're not currently signed in")}</h2>
+        <h2 class="sr">${_("Account Navigation")}</h2>
         <ol>
           <li class="nav-item nav-not-signedin-help">
             <a href="${get_online_help_info(online_help_token)['doc_url']}" title="${_("Contextual Online Help")}" target="_blank">${_("Help")}</a>