diff --git a/src/coffee/constants.coffee b/src/coffee/constants.coffee
index 25d2cdc71..d8ecdc820 100644
--- a/src/coffee/constants.coffee
+++ b/src/coffee/constants.coffee
@@ -5,8 +5,6 @@ Copyright (c) 2014-2015 by Redwood Labs
 All rights reserved.
 ###
 
-exports.AdsenseEnvs = [ 'production' ]
-
 # Minecraft must be first
 exports.DefaultMods =
     minecraft:             { defaultVersion: '1.7.10' }
@@ -46,6 +44,8 @@ exports.Opacity = Opacity = {}
 Opacity.hidden  = 1e-6
 Opacity.shown   = 1
 
+exports.ProductionEnvs = [ 'production' ]
+
 exports.RequiredMods = [ 'minecraft' ]
 
 exports.ModelState  = ModelState = {}
diff --git a/src/coffee/controllers/adsense_controller.coffee b/src/coffee/controllers/adsense_controller.coffee
index 94ed3325a..40cba734c 100644
--- a/src/coffee/controllers/adsense_controller.coffee
+++ b/src/coffee/controllers/adsense_controller.coffee
@@ -6,7 +6,7 @@ All rights reserved.
 ###
 
 BaseController = require './base_controller'
-{AdsenseEnvs}  = require '../constants'
+{ProductionEnvs}  = require '../constants'
 
 ########################################################################################################################
 
@@ -17,7 +17,7 @@ module.exports = class AdsenseController extends BaseController
         options.templateName = "adsense_#{options.model}"
         super options
 
-        @_adsEnabled = global.env in AdsenseEnvs
+        @_adsEnabled = global.env in ProductionEnvs
 
     # BaseController Overrides #####################################################################
 
diff --git a/src/coffee/controllers/header_controller.coffee b/src/coffee/controllers/header_controller.coffee
index fa372ed5b..bf2860878 100644
--- a/src/coffee/controllers/header_controller.coffee
+++ b/src/coffee/controllers/header_controller.coffee
@@ -5,7 +5,9 @@ Copyright (c) 2015 by Redwood Labs
 All rights reserved.
 ###
 
-BaseController = require './base_controller'
+BaseController   = require './base_controller'
+{Duration}       = require '../constants'
+{ProductionEnvs} = require '../constants'
 
 ########################################################################################################################
 
@@ -39,6 +41,10 @@ module.exports = class HeaderController extends BaseController
         for $navLink in @$navLinks
             $navLink.css 'z-index', zIndex--
 
+        if global.env in ProductionEnvs
+            addThisUrl = '//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-54f3c9717b2e530d'
+            $('body').append "<script async src=\"#{addThisUrl}\"></script>"
+
     refresh: ->
         for $navLink in @$navLinks
             linkPage = $navLink.data('page')
diff --git a/src/coffee/crafting_guide_router.coffee b/src/coffee/crafting_guide_router.coffee
index 0fa5750f3..ec32b5044 100644
--- a/src/coffee/crafting_guide_router.coffee
+++ b/src/coffee/crafting_guide_router.coffee
@@ -18,7 +18,7 @@ ModPack                 = require './models/mod_pack'
 ModPageController       = require './controllers/mod_page_controller'
 Storage                 = require './models/storage'
 UrlParams               = require './url_params'
-{AdsenseEnvs}           = require './constants'
+{ProductionEnvs}        = require './constants'
 {DefaultMods}           = require './constants'
 {Duration}              = require './constants'
 {Event}                 = require './constants'
@@ -180,7 +180,7 @@ module.exports = class CraftingGuideRouter extends Backbone.Router
             show()
 
     _resetGlobals: ->
-        if global.env in AdsenseEnvs
+        if global.env in ProductionEnvs
             for key, value of global
                 if key.indexOf('google') isnt -1
                     delete global[key]
diff --git a/src/jade/app.jade b/src/jade/app.jade
index eb2bcb700..41e25aae1 100644
--- a/src/jade/app.jade
+++ b/src/jade/app.jade
@@ -30,4 +30,3 @@ html
                 include ./includes/_standard_scripts.jade
                 include ./includes/_google_adsense.jade
                 include ./includes/_google_analytics.jade
-                include ./includes/_addthis.jade
diff --git a/src/jade/includes/_addthis.jade b/src/jade/includes/_addthis.jade
deleted file mode 100644
index a6841edda..000000000
--- a/src/jade/includes/_addthis.jade
+++ /dev/null
@@ -1 +0,0 @@
-script(type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-54f3c9717b2e530d" async="async")