diff --git a/Wiki.rb b/Wiki.rb
index 8d2d63d..1058172 100644
--- a/Wiki.rb
+++ b/Wiki.rb
@@ -7,11 +7,10 @@ class Wiki
   @text = nil
   @dummy = false
 
-  def initialize
-    config = YAML::load_file(File.join(__dir__, 'config.yaml'))
-    @client = MWClient.new config["url"]
-    @client.log_in config["username"], config["password"]
-    @dummy = config["dummy"]
+  def initialize(url, username, password, dummy = false)
+    @client = MWClient.new url
+    @client.log_in username, password
+    @dummy = dummy
   end
 
   def create_page(name, content)
diff --git a/start.rb b/start.rb
index f6d2337..0b18c55 100755
--- a/start.rb
+++ b/start.rb
@@ -1,12 +1,26 @@
 #!/usr/bin/ruby
 require './Wiki.rb'
 
-wiki = Wiki.new
-list = wiki.get_list()['allpages']
-for page in list do
-  page_text = wiki.get_text(page['title']).body
-  if page_text.match(/\[\[Category\:Jokes\]\]/) and not page_text.match(/<vote type=1 \/>/) then
-    page_text = page_text + "\n\n<vote type=1 />"
-    wiki.create_page(page['title'], page_text)
+config = YAML::load_file(File.join(__dir__, 'config.yaml'))
+config["sites"].each do |site|
+  wiki = Wiki.new(site["url"], site["username"], site["password"], config["dummy"])
+  list = wiki.get_list()['allpages']
+  for page in list do
+    page_text = wiki.get_text(page['title']).body
+    changed = false
+    if not page_text.include?("[[Category:#{config["category"]}]]") then
+      next
+    end
+    if not page_text.include?("<vote type=1 />") then
+      page_text = page_text + "\n\n<vote type=1 />"
+      changed = true
+    end
+    if not page_text.include?("<iusethis />") then
+      page_text = page_text + "\n\n<iusethis />"
+      changed = true
+    end
+    if changed then
+      wiki.create_page(page['title'], page_text)
+    end
   end
 end