diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index c4b5812..e3126a3 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -234,7 +234,7 @@ module ApplicationHelper
       content << "<ul class=\"pages-hierarchy\">\n"
       pages[node].each do |page|
         content << "<li>"
-        content << link_to(h(page.pretty_title), {:controller => 'wiki', :action => 'show', :project_id => page.project, :id => page.title},
+        content << link_to(h(page.pretty_title), {:controller => 'wiki', :action => 'show', :project_id => page.project, :id => page.title, :version => nil},
                            :title => (options[:timestamp] && page.updated_on ? l(:label_updated_time, distance_of_time_in_words(Time.now, page.updated_on)) : nil))
         content << "\n" + render_page_hierarchy(pages, page.id, options) if pages[page.id]
         content << "</li>\n"
@@ -644,7 +644,7 @@ module ApplicationHelper
               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, 
-               :id => wiki_page_id, :anchor => anchor, :parent => parent)
+               :id => wiki_page_id, :version => nil, :anchor => anchor, :parent => parent)
             end
           end
           link_to(title.present? ? title.html_safe : h(page), url, :class => ('wiki-page' + (wiki_page ? '' : ' new')))
diff --git a/app/helpers/wiki_helper.rb b/app/helpers/wiki_helper.rb
index 6edeabe..873ec17 100644
--- a/app/helpers/wiki_helper.rb
+++ b/app/helpers/wiki_helper.rb
@@ -37,7 +37,7 @@ module WikiHelper
 
   def wiki_page_breadcrumb(page)
     breadcrumb(page.ancestors.reverse.collect {|parent|
-      link_to(h(parent.pretty_title), {:controller => 'wiki', :action => 'show', :id => parent.title, :project_id => parent.project})
+      link_to(h(parent.pretty_title), {:controller => 'wiki', :action => 'show', :id => parent.title, :project_id => parent.project, :version => nil})
     })
   end
 end
diff --git a/app/views/wiki/show.html.erb b/app/views/wiki/show.html.erb
index a0aa3c0..dfb4add 100644
--- a/app/views/wiki/show.html.erb
+++ b/app/views/wiki/show.html.erb
@@ -28,7 +28,7 @@
     <%= link_to((l(:label_next) + " \xc2\xbb"), :action => 'show',
                 :id => @page.title, :project_id => @page.project,
                 :version => @content.next.version) + " - " if @content.next %>
-    <%= link_to(l(:label_current_version), :action => 'show', :id => @page.title, :project_id => @page.project) %>
+    <%= link_to(l(:label_current_version), :action => 'show', :id => @page.title, :project_id => @page.project, :version => nil) %>
     <br />
     <em><%= @content.author ? link_to_user(@content.author) : l(:label_user_anonymous)
          %>, <%= format_time(@content.updated_on) %> </em><br />
diff --git a/config/routes.rb b/config/routes.rb
index 63f779a..b78cb3d 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -143,8 +143,6 @@ RedmineApp::Application.routes.draw do
     end
 
     match 'wiki/index', :controller => 'wiki', :action => 'index', :via => :get
-    match 'wiki/:id/diff/:version/vs/:version_from', :controller => 'wiki', :action => 'diff'
-    match 'wiki/:id/diff/:version', :controller => 'wiki', :action => 'diff'
     resources :wiki, :except => [:index, :new, :create] do
       member do
         get 'rename'
@@ -161,7 +159,9 @@ RedmineApp::Application.routes.draw do
       end
     end
     match 'wiki', :controller => 'wiki', :action => 'show', :via => :get
-    match 'wiki/:id/annotate/:version', :controller => 'wiki', :action => 'annotate'
+    get 'wiki/:id/:version', :to => 'wiki#show'
+    get 'wiki/:id/:version/annotate', :to => 'wiki#annotate'
+    get 'wiki/:id/:version/diff', :to => 'wiki#diff'
   end
 
   resources :issues do
diff --git a/test/functional/wiki_controller_test.rb b/test/functional/wiki_controller_test.rb
index dceea39..abfb33f 100644
--- a/test/functional/wiki_controller_test.rb
+++ b/test/functional/wiki_controller_test.rb
@@ -64,6 +64,28 @@ class WikiControllerTest < ActionController::TestCase
                                                :alt => 'This is a logo' }
   end
 
+  def test_show_old_version
+    get :show, :project_id => 'ecookbook', :id => 'CookBook_documentation', :version => '2'
+    assert_response :success
+    assert_template 'show'
+
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/1', :text => /Previous/
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/2/diff', :text => /diff/
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/3', :text => /Next/
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation', :text => /Current version/
+  end
+
+  def test_show_first_version
+    get :show, :project_id => 'ecookbook', :id => 'CookBook_documentation', :version => '1'
+    assert_response :success
+    assert_template 'show'
+
+    assert_select 'a', :text => /Previous/, :count => 0
+    assert_select 'a', :text => /diff/, :count => 0
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/2', :text => /Next/
+    assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation', :text => /Current version/
+  end
+
   def test_show_redirected_page
     WikiRedirect.create!(:wiki_id => 1, :title => 'Old_title', :redirects_to => 'Another_page')
 
@@ -477,12 +499,17 @@ class WikiControllerTest < ActionController::TestCase
   end
 
   def test_history
-    get :history, :project_id => 1, :id => 'CookBook_documentation'
+    get :history, :project_id => 'ecookbook', :id => 'CookBook_documentation'
     assert_response :success
     assert_template 'history'
     assert_not_nil assigns(:versions)
     assert_equal 3, assigns(:versions).size
+
     assert_select "input[type=submit][name=commit]"
+    assert_select 'td' do
+      assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/2', :text => '2'
+      assert_select 'a[href=?]', '/projects/ecookbook/wiki/CookBook_documentation/2/annotate'
+    end
   end
 
   def test_history_with_one_version
diff --git a/test/integration/routing/wiki_test.rb b/test/integration/routing/wiki_test.rb
index 36f5f2c..2afc29e 100644
--- a/test/integration/routing/wiki_test.rb
+++ b/test/integration/routing/wiki_test.rb
@@ -39,17 +39,12 @@ class RoutingWikiTest < ActionController::IntegrationTest
            :id => 'CookBook_documentation' }
        )
     assert_routing(
-         { :method => 'get', :path => "/projects/1/wiki/CookBook_documentation/diff/2" },
+         { :method => 'get', :path => "/projects/1/wiki/CookBook_documentation/2/diff" },
          { :controller => 'wiki', :action => 'diff', :project_id => '1',
            :id => 'CookBook_documentation', :version => '2' }
        )
     assert_routing(
-         { :method => 'get', :path => "/projects/1/wiki/CookBook_documentation/diff/2/vs/1" },
-         { :controller => 'wiki', :action => 'diff', :project_id => '1',
-           :id => 'CookBook_documentation', :version => '2', :version_from => '1' }
-       )
-    assert_routing(
-         { :method => 'get', :path => "/projects/1/wiki/CookBook_documentation/annotate/2" },
+         { :method => 'get', :path => "/projects/1/wiki/CookBook_documentation/2/annotate" },
          { :controller => 'wiki', :action => 'annotate', :project_id => '1',
            :id => 'CookBook_documentation', :version => '2' }
        )