diff --git a/chrome/content/vimperator/commands.js b/chrome/content/vimperator/commands.js
index 09f9f863..6e3b3200 100644
--- a/chrome/content/vimperator/commands.js
+++ b/chrome/content/vimperator/commands.js
@@ -1324,13 +1324,6 @@ function scrollBufferAbsolute(horizontal, vertical)
 // misc helper functions ///////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////{{{
 
-function copyToClipboard(str)
-{
-    var clipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
-        .getService(Components.interfaces.nsIClipboardHelper);
-    clipboardHelper.copyString(str);
-}
-
 // returns an XPathResult object
 function evaluateXPath(expression, doc, ordered)
 {
diff --git a/chrome/content/vimperator/hints.js b/chrome/content/vimperator/hints.js
index af2b85b8..f581cda7 100644
--- a/chrome/content/vimperator/hints.js
+++ b/chrome/content/vimperator/hints.js
@@ -517,7 +517,7 @@ function Hints() //{{{
         // disable the hints before we can echo() an information
         this.disableHahMode(null, true);
 
-        copyToClipboard(loc);
+        vimperator.copyToClipboard(loc);
         vimperator.echo("Yanked " + loc);
     };
 
@@ -540,7 +540,7 @@ function Hints() //{{{
         // disable the hints before we can echo() an information
         this.disableHahMode(null, true);
 
-        copyToClipboard(loc);
+        vimperator.copyToClipboard(loc);
         vimperator.echo("Yanked " + loc);
     };
 
diff --git a/chrome/content/vimperator/mappings.js b/chrome/content/vimperator/mappings.js
index 19d4160b..0e1724a8 100644
--- a/chrome/content/vimperator/mappings.js
+++ b/chrome/content/vimperator/mappings.js
@@ -539,7 +539,7 @@ function Mappings() //{{{
         function()
         {
             var loc = getCurrentLocation();
-            copyToClipboard(loc);
+            vimperator.copyToClipboard(loc);
             vimperator.echo("Yanked " + loc);
         },
         {
@@ -551,7 +551,7 @@ function Mappings() //{{{
         function()
         {
             var sel = window.content.document.getSelection();
-            copyToClipboard(sel);
+            vimperator.copyToClipboard(sel);
             vimperator.echo("Yanked " + sel);
         },
         {
diff --git a/chrome/content/vimperator/vimperator.js b/chrome/content/vimperator/vimperator.js
index fededf89..885abf71 100644
--- a/chrome/content/vimperator/vimperator.js
+++ b/chrome/content/vimperator/vimperator.js
@@ -207,6 +207,13 @@ const vimperator = (function() //{{{
                 sound_service.beep();
         },
 
+        copyToClipboard: function(str)
+        {
+            var clipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
+                .getService(Components.interfaces.nsIClipboardHelper);
+            clipboardHelper.copyString(str);
+        },
+
         execute: function(string, modifiers)
         {
             // skip comments and blank lines