Err, that might not have been the best way to do that. Flow fail.

appchan-x.user.js

@@ -3747,11 +3747,23 @@
         return e.stopPropagation();
       },
       focus: function() {
+        var items, string;
+
+        string = "" + g.BOARD + "." + this.className;
+        items = {
+          title: this.innerHTML
+        };
+        items["" + string] = '';
+        items["" + string + ".orig"] = false;
+        $.get(items, function(items) {
+          if (!(items["" + string + ".orig"] && items.title === items["" + string])) {
+            return $.set("" + string + ".orig", items.title);
+          }
+        });
         return this.textContent = this.innerHTML;
       },
       blur: function() {
         $.set("" + g.BOARD + "." + this.className, this.textContent);
-        $.set("" + g.BOARD + "." + child.className + ".orig", cachedTest);
         this.innerHTML = this.textContent;
         return this.contentEditable = false;
       }
@@ -3761,15 +3773,20 @@
 
       cachedTest = child.innerHTML;
       $.get("" + g.BOARD + "." + child.className, cachedTest, function(item) {
+        var title;
+
+        if (!(title = item["" + g.BOARD + "." + child.className])) {
+          return;
+        }
         if (Conf['Persistent Custom Board Titles']) {
-          return child.innerHTML = item["" + g.BOARD + "." + child.className];
+          return child.innerHTML = title;
         } else {
           return $.get("" + g.BOARD + "." + child.className + ".orig", cachedTest, function(itemb) {
             if (cachedTest === itemb["" + g.BOARD + "." + child.className + ".orig"]) {
-              return child.innerHTML = item["" + g.BOARD + "." + child.className];
+              return child.innerHTML = title;
             } else {
-              $.set("" + g.BOARD + "." + child.className + ".orig", cachedTest);
+              $.set("" + g.BOARD + "." + child.className, cachedTest);
-              return $.set("" + g.BOARD + "." + child.className, cachedTest);
+              return $.set("" + g.BOARD + "." + child.className + ".orig", cachedTest);
             }
           });
         }

src/appchan.coffee

@@ -200,7 +200,7 @@ Style =
     icons = "data:image/png;base64,#{Icons[_conf["Icons"]]}"
 
     css = """<%= grunt.file.read('css/theme.css') %>"""
-    
+
     <%= grunt.file.read('css/themeoptions.css') %>
 
   iconPositions: ->
@@ -492,32 +492,41 @@ Banner =
     click: (e) ->
       if e.shiftKey
         @contentEditable = true
-    
+
     keydown: (e) ->
       e.stopPropagation()
-    
+
     focus: ->
+      string = "#{g.BOARD}.#{@className}"
+      items = 
+        title: @innerHTML
+      items["#{string}"]      = ''
+      items["#{string}.orig"] = false
+
+      $.get items, (items) ->
+        unless items["#{string}.orig"] and items.title is items["#{string}"]
+          $.set "#{string}.orig", items.title
       @textContent = @innerHTML
-    
+
     blur: ->
       $.set "#{g.BOARD}.#{@className}",           @textContent
-      $.set "#{g.BOARD}.#{child.className}.orig", cachedTest
       @innerHTML = @textContent
       @contentEditable = false
 
   custom: (child) ->
     cachedTest = child.innerHTML
-        
+
     $.get "#{g.BOARD}.#{child.className}", cachedTest, (item) ->
+      return unless title = item["#{g.BOARD}.#{child.className}"]
       if Conf['Persistent Custom Board Titles']
-        child.innerHTML = item["#{g.BOARD}.#{child.className}"]
+        child.innerHTML = title
       else
         $.get "#{g.BOARD}.#{child.className}.orig", cachedTest, (itemb) ->
           if cachedTest is itemb["#{g.BOARD}.#{child.className}.orig"]
-            child.innerHTML = item["#{g.BOARD}.#{child.className}"]
+            child.innerHTML = title
           else
-            $.set "#{g.BOARD}.#{child.className}.orig", cachedTest
             $.set "#{g.BOARD}.#{child.className}",      cachedTest
+            $.set "#{g.BOARD}.#{child.className}.orig", cachedTest
 
     $.on child, 'click',   Banner.cb.click
     $.on child, 'keydown', Banner.cb.keydown