added an admin index and layout

admin.rb

@@ -1,7 +1,9 @@
 class Admin < Sinatra::Base
   set $settings
+  enable :sessions
+  set :haml, :layout => :admin_layout
 
   get '/' do
-    'das Adminpanel! und <a href="/">zurueck</a>'
+    haml :admin_index
   end
 end

views/admin_index.haml

@@ -0,0 +1 @@
+h1

views/admin_layout.haml

@@ -0,0 +1,11 @@
+!!! 5
+%html
+  %head
+    %title="zero-knowledge - Adminpanel"
+    %link{:rel => 'stylesheet', :href => '/stylesheet.css', :type => 'text/css'}
+    %script{:src => 'public/head.min.js'}
+  %body
+    #menu="Menue"
+    #content="Bereich oder so"
+    %script
+      ="head.js('http://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js','/public/admin.js')"