Add comment focus button.

app/assets/javascripts/app/views/single-post-viewer/single_post_actions.js

@@ -1,3 +1,16 @@
 app.views.SinglePostActions = app.views.Feedback.extend({
   templateName: "single-post-viewer/single-post-actions",
+
+  events: function() {
+    return _.defaults({
+      "click .focus-comment" : "focusComment"
+    }, app.views.Feedback.prototype.events);
+  },
+
+  focusComment: function() {
+    $('.comment_box').focus();
+    $("html, body").animate({ scrollTop: $(document).height()-$(window).height() }); // Go to the bottom.
+    return false;
+  }
+
 });

app/assets/stylesheets/entypo.css.scss

@@ -15,6 +15,10 @@
     content: '\e717';
   }
 
+  &.comment:before {
+    content: '\e718';
+  }
+
   &.red {
     color: #A40802;
   }

app/assets/templates/single-post-viewer/single-post-actions_tpl.jst.hbs

@@ -20,5 +20,9 @@
             {{/if}}
         </a>
     {{/if}}
+
+    <a href="#" rel="auth-required" class="focus-comment" title="{{t "viewer.comment"}}">
+      <i class="entypo comment gray large"></i>
+    </a>
   </div>
 </div>