diff --git a/app/assets/javascripts/repository/branch.js.coffee b/app/assets/javascripts/repository/branch.js.coffee
index b6038d5..5da9fdd 100644
--- a/app/assets/javascripts/repository/branch.js.coffee
+++ b/app/assets/javascripts/repository/branch.js.coffee
@@ -17,4 +17,13 @@ class Repository.Branch
   cancel_request: ->
     if @request != null
       @request.abort()
-      @request = null
\ No newline at end of file
+      @request = null
+
+  # private method
+  #fill_options = (options, el) ->
+  fill_options: (options, el) ->
+    for option in options
+      do ->
+        el.append($("<option></option>")
+          .attr("value", option)
+          .text(option))
diff --git a/app/views/repositories/_form.html.erb b/app/views/repositories/_form.html.erb
index 3c26c3d..78bbbae 100644
--- a/app/views/repositories/_form.html.erb
+++ b/app/views/repositories/_form.html.erb
@@ -125,7 +125,7 @@
     el.empty(); // remove old options
 
     if(repository_branch.names[address] != null) {
-      fill_options(repository_branch.names[address], el);
+      repository_branch.fill_options(repository_branch.names[address], el);
       return;
     }
 
@@ -140,16 +140,10 @@
         options = data["branches"];
         if (options != null) {
           repository_branch.names[address] = options;
-          fill_options(options, el);
+          repository_branch.fill_options(options, el);
         }
        }
     }));
   }
 
-  function fill_options (options, el) {
-    $.each(options, function(index, value) {
-      el.append($("<option></option>")
-          .attr("value", value).text(value));
-    });
-  }
 </script>
--
libgit2 0.21.2