Hiding zero votes is now done through CSS instead of javascript.

isso/css/isso.css

@@ -145,6 +145,9 @@
 .isso-comment .isso-postbox {
     margin-top: 0.8em;
 }
+.isso-comment.isso-no-votes span.votes {
+    display: none;
+}
 
 .isso-postbox {
     max-width: 68em;

isso/js/app/isso.js

@@ -165,19 +165,18 @@ define(["app/dom", "app/utils", "app/config", "app/api", "app/jade", "app/i18n",
         );
 
         if (config.vote) {
-            // update vote counter, but hide if votes sum to 0
+            // update vote counter
             var votes = function (value) {
                 var span = $("span.votes", footer);
                 if (span === null) {
-                    if (value !== 0) {
+                    footer.prepend($.new("span.votes", value));
-                        footer.prepend($.new("span.votes", value));
-                    }
                 } else {
-                    if (value === 0) {
+                    span.textContent = value;
-                        span.remove();
+                }
-                    } else {
+                if (value) {
-                        span.textContent = value;
+                    el.classList.remove('isso-no-votes');
-                    }
+                } else {
+                    el.classList.add('isso-no-votes');
                 }
             };
 
@@ -192,6 +191,8 @@ define(["app/dom", "app/utils", "app/config", "app/api", "app/jade", "app/i18n",
                     votes(rv.likes - rv.dislikes);
                 });
             });
+
+            votes(comment.likes - comment.dislikes);
         }
 
         $("a.edit", footer).toggle("click",

isso/js/app/text/comment.jade

@@ -24,8 +24,6 @@ div(class='isso-comment' id='isso-#{comment.id}')
 
         div(class='isso-comment-footer')
             if conf.vote
-                if comment.likes - comment.dislikes != 0
-                    span(class='votes') #{comment.likes - comment.dislikes}
                 a(class='upvote' href='#')
                     != svg['arrow-up']
                 span(class='spacer') |