diff --git a/app/controllers/search_controller.rb b/app/controllers/search_controller.rb
index d93c638084..d4ef01bf80 100644
--- a/app/controllers/search_controller.rb
+++ b/app/controllers/search_controller.rb
@@ -30,11 +30,13 @@ class SearchController < ApplicationController
     @titles_only = !params[:titles_only].nil?
     
     projects_to_search =
-      case params[:projects]
+      case params[:scope]
       when 'all'
         nil
       when 'my_projects'
         User.current.memberships.collect(&:project)
+      when 'subprojects'
+        @project ? ([ @project ] + @project.active_children) : nil
       else
         @project
       end
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index 6b5a2cede9..d6a2fb9496 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -39,7 +39,8 @@ module SearchHelper
   def project_select_tag
     options = [[l(:label_project_all), 'all']]
     options << [l(:label_my_projects), 'my_projects'] unless User.current.memberships.empty?
+    options << [l(:label_and_its_subprojects, @project.name), 'subprojects'] unless @project.nil? || @project.active_children.empty?
     options << [@project.name, ''] unless @project.nil?
-    select_tag('projects', options_for_select(options, params[:projects].to_s)) if options.size > 1
+    select_tag('scope', options_for_select(options, params[:scope].to_s)) if options.size > 1
   end
 end
diff --git a/lang/bg.yml b/lang/bg.yml
index b341d989fe..224177d94e 100644
--- a/lang/bg.yml
+++ b/lang/bg.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: Новите проекти са публичн
 error_scm_annotate: "Обектът не съществува или не може да бъде анотиран."
 label_planning: Планиране
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/cs.yml b/lang/cs.yml
index 250c602c2f..2126553fc6 100644
--- a/lang/cs.yml
+++ b/lang/cs.yml
@@ -623,3 +623,4 @@ enumeration_activities: Aktivity (sledování času)
 error_scm_annotate: "Položka neexistuje nebo nemůže být komentována."
 label_planning: Plánování
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/da.yml b/lang/da.yml
index ff2ed982df..3b5ca07d3f 100644
--- a/lang/da.yml
+++ b/lang/da.yml
@@ -620,3 +620,4 @@ setting_default_projects_public: Nye projekter er offentlige som default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planlægning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/de.yml b/lang/de.yml
index 77184cf88a..273bad2774 100644
--- a/lang/de.yml
+++ b/lang/de.yml
@@ -619,3 +619,4 @@ enumeration_issue_priorities: Ticket-Prioritäten
 enumeration_doc_categories: Dokumentenkategorien
 enumeration_activities: Aktivitäten (Zeiterfassung)
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/en.yml b/lang/en.yml
index e39aec3014..892a63a1b1 100644
--- a/lang/en.yml
+++ b/lang/en.yml
@@ -291,6 +291,7 @@ label_auth_source: Authentication mode
 label_auth_source_new: New authentication mode
 label_auth_source_plural: Authentication modes
 label_subproject_plural: Subprojects
+label_and_its_subprojects: %s and its subprojects
 label_min_max_length: Min - Max length
 label_list: List
 label_date: Date
diff --git a/lang/es.yml b/lang/es.yml
index c6eef021a4..26009d716b 100644
--- a/lang/es.yml
+++ b/lang/es.yml
@@ -621,3 +621,4 @@ setting_default_projects_public: Los proyectos nuevos son públicos por defecto
 error_scm_annotate: "No existe la entrada o no ha podido ser anotada"
 label_planning: Planificación
 text_subprojects_destroy_warning: 'Sus subprojectos: %s también se eliminarán' 
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/fi.yml b/lang/fi.yml
index 1a614a16cc..908ef12833 100644
--- a/lang/fi.yml
+++ b/lang/fi.yml
@@ -618,3 +618,4 @@ label_overall_activity: Kokonaishistoria
 error_scm_annotate: "Merkintää ei ole tai siihen ei voi lisätä selityksiä."
 label_planning: Suunnittelu
 text_subprojects_destroy_warning: 'Tämän alaprojekti(t): %s tullaan myös poistamaan.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/fr.yml b/lang/fr.yml
index cbdda4f3d0..8827edd5e0 100644
--- a/lang/fr.yml
+++ b/lang/fr.yml
@@ -291,6 +291,7 @@ label_auth_source: Mode d'authentification
 label_auth_source_new: Nouveau mode d'authentification
 label_auth_source_plural: Modes d'authentification
 label_subproject_plural: Sous-projets
+label_and_its_subprojects: %s et ses sous-projets
 label_min_max_length: Longueurs mini - maxi
 label_list: Liste
 label_date: Date
diff --git a/lang/he.yml b/lang/he.yml
index a611c8c390..71bc5e5b3a 100644
--- a/lang/he.yml
+++ b/lang/he.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: פרויקטים חדשים הינם פומבי
 error_scm_annotate: "הכניסה לא קיימת או שלא ניתן לתאר אותה."
 label_planning: תכנון
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/it.yml b/lang/it.yml
index 3d1dea09e0..1771e1bdaa 100644
--- a/lang/it.yml
+++ b/lang/it.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/ja.yml b/lang/ja.yml
index 680d29836d..84f27a2eb2 100644
--- a/lang/ja.yml
+++ b/lang/ja.yml
@@ -619,3 +619,4 @@ setting_default_projects_public: デフォルトで新しいプロジェクト
 error_scm_annotate: "エントリが存在しない、もしくはアノテートできません。"
 label_planning: 計画
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/ko.yml b/lang/ko.yml
index 4281f3881e..ee94c4025b 100644
--- a/lang/ko.yml
+++ b/lang/ko.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/lt.yml b/lang/lt.yml
index df7cd960b1..a588351860 100644
--- a/lang/lt.yml
+++ b/lang/lt.yml
@@ -619,3 +619,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/nl.yml b/lang/nl.yml
index e487a7a6d4..01755137af 100644
--- a/lang/nl.yml
+++ b/lang/nl.yml
@@ -619,3 +619,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/no.yml b/lang/no.yml
index ccfa5c99f5..388e51dd75 100644
--- a/lang/no.yml
+++ b/lang/no.yml
@@ -619,3 +619,4 @@ default_activity_development: Utvikling
 enumeration_issue_priorities: Sakssprioriteringer
 enumeration_doc_categories: Dokument-kategorier
 enumeration_activities: Aktiviteter (tidssporing)
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/pl.yml b/lang/pl.yml
index cf101811ac..bc65b62532 100644
--- a/lang/pl.yml
+++ b/lang/pl.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: Nowe projekty są domyślnie publiczne
 error_scm_annotate: "Wpis nie istnieje lub nie można do niego dodawać adnotacji."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/pt-br.yml b/lang/pt-br.yml
index 9facd8d193..b1f8d2055a 100644
--- a/lang/pt-br.yml
+++ b/lang/pt-br.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/pt.yml b/lang/pt.yml
index 6f51c8ed2f..9d0586775e 100644
--- a/lang/pt.yml
+++ b/lang/pt.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/ro.yml b/lang/ro.yml
index 59edfeb706..01127f5c51 100644
--- a/lang/ro.yml
+++ b/lang/ro.yml
@@ -618,3 +618,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/ru.yml b/lang/ru.yml
index f690098475..4f0a4bb7b6 100644
--- a/lang/ru.yml
+++ b/lang/ru.yml
@@ -622,3 +622,4 @@ setting_default_projects_public: Новые проекты являются пу
 error_scm_annotate: "Данные отсутствуют или не могут быть подписаны."
 label_planning: Планирование
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/sr.yml b/lang/sr.yml
index d9869c362f..263bd11872 100644
--- a/lang/sr.yml
+++ b/lang/sr.yml
@@ -619,3 +619,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/sv.yml b/lang/sv.yml
index c0f6912304..5b0c57acf3 100644
--- a/lang/sv.yml
+++ b/lang/sv.yml
@@ -619,3 +619,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/th.yml b/lang/th.yml
index 2c506c664f..643ee01c66 100644
--- a/lang/th.yml
+++ b/lang/th.yml
@@ -621,3 +621,4 @@ default_activity_development: พัฒนา
 enumeration_issue_priorities: ความสำคัญของปัญหา
 enumeration_doc_categories: ประเภทเอกสาร
 enumeration_activities: กิจกรรม (ใช้ในการติดตามเวลา)
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/uk.yml b/lang/uk.yml
index a52a056038..e61fc5b383 100644
--- a/lang/uk.yml
+++ b/lang/uk.yml
@@ -620,3 +620,4 @@ setting_default_projects_public: New projects are public by default
 error_scm_annotate: "The entry does not exist or can not be annotated."
 label_planning: Planning
 text_subprojects_destroy_warning: 'Its subproject(s): %s will be also deleted.'
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/zh-tw.yml b/lang/zh-tw.yml
index d91c9708db..b52446917d 100644
--- a/lang/zh-tw.yml
+++ b/lang/zh-tw.yml
@@ -619,3 +619,4 @@ default_activity_development: 開發
 enumeration_issue_priorities: 項目優先權
 enumeration_doc_categories: 文件分類
 enumeration_activities: 活動 (時間追蹤)
+label_and_its_subprojects: %s and its subprojects
diff --git a/lang/zh.yml b/lang/zh.yml
index c8b8097644..808dd1b396 100644
--- a/lang/zh.yml
+++ b/lang/zh.yml
@@ -619,3 +619,4 @@ default_activity_development: 开发
 enumeration_issue_priorities: 问题优先级
 enumeration_doc_categories: 文档类别
 enumeration_activities: 活动（时间跟踪）
+label_and_its_subprojects: %s and its subprojects
diff --git a/test/functional/search_controller_test.rb b/test/functional/search_controller_test.rb
index b02f077936..1c505620be 100644
--- a/test/functional/search_controller_test.rb
+++ b/test/functional/search_controller_test.rb
@@ -37,6 +37,14 @@ class SearchControllerTest < Test::Unit::TestCase
     assert assigns(:results).include?(Changeset.find(101))
   end
   
+  def test_search_project_and_subprojects
+    get :index, :id => 1, :q => 'recipe subproject', :scope => 'subprojects', :submit => 'Search'
+    assert_response :success
+    assert_template 'index'
+    assert assigns(:results).include?(Issue.find(1))
+    assert assigns(:results).include?(Issue.find(5))
+  end
+
   def test_search_without_searchable_custom_fields
     CustomField.update_all "searchable = #{ActiveRecord::Base.connection.quoted_false}"