diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 959df67c8..3cac90d04 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -638,7 +638,7 @@ module ApplicationHelper
             else
               wiki_page_id = page.present? ? Wiki.titleize(page) : nil
               parent = wiki_page.nil? && obj.is_a?(WikiContent) && obj.page && project == link_project ? obj.page.title : nil
-              url_for(:only_path => only_path, :controller => 'wiki', :action => 'show', :project_id => link_project, 
+              url_for(:only_path => only_path, :controller => 'wiki', :action => 'show', :project_id => link_project,
                :id => wiki_page_id, :version => nil, :anchor => anchor, :parent => parent)
             end
           end
@@ -1001,7 +1001,7 @@ module ApplicationHelper
       html << "</ul></div>\n"
     end
     html.html_safe
-  end  
+  end
 
   def delete_link(url, options={})
     options = {
@@ -1015,8 +1015,8 @@ module ApplicationHelper
 
   def preview_link(url, form, target='preview', options={})
     content_tag 'a', l(:label_preview), {
-        :href => "#", 
-        :onclick => %|submitPreview("#{escape_javascript url_for(url)}", "#{escape_javascript form}", "#{escape_javascript target}"); return false;|, 
+        :href => "#",
+        :onclick => %|submitPreview("#{escape_javascript url_for(url)}", "#{escape_javascript form}", "#{escape_javascript target}"); return false;|,
         :accesskey => accesskey(:preview)
       }.merge(options)
   end
@@ -1104,14 +1104,14 @@ module ApplicationHelper
         start_of_week = start_of_week.to_i % 7
         tags << javascript_tag(
                    "var datepickerOptions={dateFormat: 'yy-mm-dd', firstDay: #{start_of_week}, " +
-                     "showOn: 'button', buttonImageOnly: true, buttonImage: '" + 
+                     "showOn: 'button', buttonImageOnly: true, buttonImage: '" +
                      path_to_image('/images/calendar.png') +
                      "', showButtonPanel: true, showWeek: true, showOtherMonths: true, " +
                      "selectOtherMonths: true, changeMonth: true, changeYear: true, " +
                      "beforeShow: beforeShowDatePicker};")
         jquery_locale = l('jquery.locale', :default => current_language.to_s)
         unless jquery_locale == 'en'
-          tags << javascript_include_tag("i18n/jquery.ui.datepicker-#{jquery_locale}.js") 
+          tags << javascript_include_tag("i18n/jquery.ui.datepicker-#{jquery_locale}.js")
         end
         tags
       end