diff --git a/nested_projects/app/helpers/application_helper.rb b/nested_projects/app/helpers/application_helper.rb
index c93e16eed..66ddef9c3 100644
--- a/nested_projects/app/helpers/application_helper.rb
+++ b/nested_projects/app/helpers/application_helper.rb
@@ -156,15 +156,25 @@ module ApplicationHelper
       s = '<select onchange="if (this.value != \'\') { window.location = this.value; }">' +
             "<option selected='selected'>#{ l(:label_jump_to_a_project) }</option>" +
             '<option disabled="disabled">---</option>'
-      ancestors = []
-      project_tree(projects) do |project, level|
-        s << content_tag('option', ('&#187; ' * level) + h(project), :value => url_for(:controller => 'projects', :action => 'show', :id => project))
+      s << project_tree_options_for_select(projects) do |p|
+        { :value => url_for(:controller => 'projects', :action => 'show', :id => p) }
       end
       s << '</select>'
       s
     end
   end
   
+  def project_tree_options_for_select(projects, options = {})
+    s = ''
+    project_tree(projects) do |project, level|
+      name_prefix = (level > 0 ? ('&nbsp;' * 2 * level + '&#187; ') : '')
+      tag_options = {:value => project.id, :selected => ((project == options[:selected]) ? 'selected' : nil)}
+      tag_options.merge!(yield(project)) if block_given?
+      s << content_tag('option', name_prefix + h(project), tag_options)
+    end
+    s
+  end
+  
   # Yields the given block for each project with its level in the tree
   def project_tree(projects, &block)
     ancestors = []
diff --git a/nested_projects/app/helpers/projects_helper.rb b/nested_projects/app/helpers/projects_helper.rb
index 2cf4cb750..912450c1c 100644
--- a/nested_projects/app/helpers/projects_helper.rb
+++ b/nested_projects/app/helpers/projects_helper.rb
@@ -35,11 +35,7 @@ module ProjectsHelper
   end
   
   def parent_project_select_tag(project)
-    options = '<option></option>'
-    project_tree(project.possible_parents) do |p, i|
-      selected = (project.parent == p)
-      options << "<option value='#{p.id}' #{ selected ? 'selected' : nil}>#{ '&#187; ' * i }#{h(p)}</option>"
-    end
+    options = '<option></option>' + project_tree_options_for_select(project.possible_parents, :selected => project.parent)
     content_tag('select', options, :name => 'project[parent_id]')
   end
   
diff --git a/nested_projects/app/helpers/users_helper.rb b/nested_projects/app/helpers/users_helper.rb
index 5b113e880..18a80ef20 100644
--- a/nested_projects/app/helpers/users_helper.rb
+++ b/nested_projects/app/helpers/users_helper.rb
@@ -27,14 +27,7 @@ module UsersHelper
   # Options for the new membership projects combo-box
   def projects_options_for_select(projects)
     options = content_tag('option', "--- #{l(:actionview_instancetag_blank_option)} ---")
-    projects_by_root = projects.group_by(&:root)
-    projects_by_root.keys.sort.each do |root|
-      options << content_tag('option', h(root.name), :value => root.id, :disabled => (!projects.include?(root)))
-      projects_by_root[root].sort.each do |project|
-        next if project == root
-        options << content_tag('option', '&#187; ' + h(project.name), :value => project.id)
-      end
-    end
+    options << project_tree_options_for_select(projects)
     options
   end