diff --git a/data/config.default.php b/data/config.default.php
index 8c47e0b..c850521 100644
--- a/data/config.default.php
+++ b/data/config.default.php
@@ -63,6 +63,15 @@ $sidebarTopMessage  = '';
  */
 $sidebarBottomMessage = '';
 
+/**
+ * The HTML theme to use. With themes, you can give your semanticscuttle
+ * installation a new look.
+ *
+ * Themes are the folders in data/templates/
+ *
+ * @var string
+ */
+$theme = 'default';
 
 
 /***************************************************
diff --git a/data/templates/about.tpl.php b/data/templates/default/about.tpl.php
similarity index 100%
rename from data/templates/about.tpl.php
rename to data/templates/default/about.tpl.php
diff --git a/data/templates/admin.tpl.php b/data/templates/default/admin.tpl.php
similarity index 100%
rename from data/templates/admin.tpl.php
rename to data/templates/default/admin.tpl.php
diff --git a/data/templates/bookmarkcommondescriptionedit.tpl.php b/data/templates/default/bookmarkcommondescriptionedit.tpl.php
similarity index 100%
rename from data/templates/bookmarkcommondescriptionedit.tpl.php
rename to data/templates/default/bookmarkcommondescriptionedit.tpl.php
diff --git a/data/templates/bookmarklet.inc.php b/data/templates/default/bookmarklet.inc.php
similarity index 100%
rename from data/templates/bookmarklet.inc.php
rename to data/templates/default/bookmarklet.inc.php
diff --git a/data/templates/bookmarks-thumbnail.inc.tpl.php b/data/templates/default/bookmarks-thumbnail.inc.tpl.php
similarity index 100%
rename from data/templates/bookmarks-thumbnail.inc.tpl.php
rename to data/templates/default/bookmarks-thumbnail.inc.tpl.php
diff --git a/data/templates/bookmarks-vote-horizontal.inc.tpl.php b/data/templates/default/bookmarks-vote-horizontal.inc.tpl.php
similarity index 100%
rename from data/templates/bookmarks-vote-horizontal.inc.tpl.php
rename to data/templates/default/bookmarks-vote-horizontal.inc.tpl.php
diff --git a/data/templates/bookmarks-vote.inc.tpl.php b/data/templates/default/bookmarks-vote.inc.tpl.php
similarity index 100%
rename from data/templates/bookmarks-vote.inc.tpl.php
rename to data/templates/default/bookmarks-vote.inc.tpl.php
diff --git a/data/templates/bookmarks.tpl.php b/data/templates/default/bookmarks.tpl.php
similarity index 100%
rename from data/templates/bookmarks.tpl.php
rename to data/templates/default/bookmarks.tpl.php
diff --git a/data/templates/bottom.inc.php b/data/templates/default/bottom.inc.php
similarity index 100%
rename from data/templates/bottom.inc.php
rename to data/templates/default/bottom.inc.php
diff --git a/data/templates/dojo.inc.php b/data/templates/default/dojo.inc.php
similarity index 100%
rename from data/templates/dojo.inc.php
rename to data/templates/default/dojo.inc.php
diff --git a/data/templates/dynamictags.inc.php b/data/templates/default/dynamictags.inc.php
similarity index 100%
rename from data/templates/dynamictags.inc.php
rename to data/templates/default/dynamictags.inc.php
diff --git a/data/templates/editbookmark.tpl.php b/data/templates/default/editbookmark.tpl.php
similarity index 100%
rename from data/templates/editbookmark.tpl.php
rename to data/templates/default/editbookmark.tpl.php
diff --git a/data/templates/editprofile-sslclientcerts.tpl.php b/data/templates/default/editprofile-sslclientcerts.tpl.php
similarity index 100%
rename from data/templates/editprofile-sslclientcerts.tpl.php
rename to data/templates/default/editprofile-sslclientcerts.tpl.php
diff --git a/data/templates/editprofile.tpl.php b/data/templates/default/editprofile.tpl.php
similarity index 100%
rename from data/templates/editprofile.tpl.php
rename to data/templates/default/editprofile.tpl.php
diff --git a/data/templates/error.404.tpl.php b/data/templates/default/error.404.tpl.php
similarity index 100%
rename from data/templates/error.404.tpl.php
rename to data/templates/default/error.404.tpl.php
diff --git a/data/templates/error.500.tpl.php b/data/templates/default/error.500.tpl.php
similarity index 100%
rename from data/templates/error.500.tpl.php
rename to data/templates/default/error.500.tpl.php
diff --git a/data/templates/importDelicious.tpl.php b/data/templates/default/importDelicious.tpl.php
similarity index 100%
rename from data/templates/importDelicious.tpl.php
rename to data/templates/default/importDelicious.tpl.php
diff --git a/data/templates/importNetscape.tpl.php b/data/templates/default/importNetscape.tpl.php
similarity index 100%
rename from data/templates/importNetscape.tpl.php
rename to data/templates/default/importNetscape.tpl.php
diff --git a/data/templates/importStructure.tpl.php b/data/templates/default/importStructure.tpl.php
similarity index 100%
rename from data/templates/importStructure.tpl.php
rename to data/templates/default/importStructure.tpl.php
diff --git a/data/templates/login.tpl.php b/data/templates/default/login.tpl.php
similarity index 100%
rename from data/templates/login.tpl.php
rename to data/templates/default/login.tpl.php
diff --git a/data/templates/password.tpl.php b/data/templates/default/password.tpl.php
similarity index 100%
rename from data/templates/password.tpl.php
rename to data/templates/default/password.tpl.php
diff --git a/data/templates/profile.tpl.php b/data/templates/default/profile.tpl.php
similarity index 100%
rename from data/templates/profile.tpl.php
rename to data/templates/default/profile.tpl.php
diff --git a/data/templates/register.tpl.php b/data/templates/default/register.tpl.php
similarity index 100%
rename from data/templates/register.tpl.php
rename to data/templates/default/register.tpl.php
diff --git a/data/templates/rss.tpl.php b/data/templates/default/rss.tpl.php
similarity index 100%
rename from data/templates/rss.tpl.php
rename to data/templates/default/rss.tpl.php
diff --git a/data/templates/search.menu.php b/data/templates/default/search.menu.php
similarity index 100%
rename from data/templates/search.menu.php
rename to data/templates/default/search.menu.php
diff --git a/data/templates/sidebar.block.common.php b/data/templates/default/sidebar.block.common.php
similarity index 100%
rename from data/templates/sidebar.block.common.php
rename to data/templates/default/sidebar.block.common.php
diff --git a/data/templates/sidebar.block.linked.php b/data/templates/default/sidebar.block.linked.php
similarity index 100%
rename from data/templates/sidebar.block.linked.php
rename to data/templates/default/sidebar.block.linked.php
diff --git a/data/templates/sidebar.block.menu.php b/data/templates/default/sidebar.block.menu.php
similarity index 100%
rename from data/templates/sidebar.block.menu.php
rename to data/templates/default/sidebar.block.menu.php
diff --git a/data/templates/sidebar.block.menu2.php b/data/templates/default/sidebar.block.menu2.php
similarity index 100%
rename from data/templates/sidebar.block.menu2.php
rename to data/templates/default/sidebar.block.menu2.php
diff --git a/data/templates/sidebar.block.popular.php b/data/templates/default/sidebar.block.popular.php
similarity index 100%
rename from data/templates/sidebar.block.popular.php
rename to data/templates/default/sidebar.block.popular.php
diff --git a/data/templates/sidebar.block.recent.php b/data/templates/default/sidebar.block.recent.php
similarity index 100%
rename from data/templates/sidebar.block.recent.php
rename to data/templates/default/sidebar.block.recent.php
diff --git a/data/templates/sidebar.block.related.php b/data/templates/default/sidebar.block.related.php
similarity index 100%
rename from data/templates/sidebar.block.related.php
rename to data/templates/default/sidebar.block.related.php
diff --git a/data/templates/sidebar.block.search.php b/data/templates/default/sidebar.block.search.php
similarity index 100%
rename from data/templates/sidebar.block.search.php
rename to data/templates/default/sidebar.block.search.php
diff --git a/data/templates/sidebar.block.tagactions.php b/data/templates/default/sidebar.block.tagactions.php
similarity index 100%
rename from data/templates/sidebar.block.tagactions.php
rename to data/templates/default/sidebar.block.tagactions.php
diff --git a/data/templates/sidebar.block.users.php b/data/templates/default/sidebar.block.users.php
similarity index 100%
rename from data/templates/sidebar.block.users.php
rename to data/templates/default/sidebar.block.users.php
diff --git a/data/templates/sidebar.block.watchlist.php b/data/templates/default/sidebar.block.watchlist.php
similarity index 100%
rename from data/templates/sidebar.block.watchlist.php
rename to data/templates/default/sidebar.block.watchlist.php
diff --git a/data/templates/sidebar.block.watchstatus.php b/data/templates/default/sidebar.block.watchstatus.php
similarity index 100%
rename from data/templates/sidebar.block.watchstatus.php
rename to data/templates/default/sidebar.block.watchstatus.php
diff --git a/data/templates/sidebar.linkedtags.inc.php b/data/templates/default/sidebar.linkedtags.inc.php
similarity index 100%
rename from data/templates/sidebar.linkedtags.inc.php
rename to data/templates/default/sidebar.linkedtags.inc.php
diff --git a/data/templates/sidebar.tpl.php b/data/templates/default/sidebar.tpl.php
similarity index 100%
rename from data/templates/sidebar.tpl.php
rename to data/templates/default/sidebar.tpl.php
diff --git a/data/templates/tag2tagadd.tpl.php b/data/templates/default/tag2tagadd.tpl.php
similarity index 100%
rename from data/templates/tag2tagadd.tpl.php
rename to data/templates/default/tag2tagadd.tpl.php
diff --git a/data/templates/tag2tagdelete.tpl.php b/data/templates/default/tag2tagdelete.tpl.php
similarity index 100%
rename from data/templates/tag2tagdelete.tpl.php
rename to data/templates/default/tag2tagdelete.tpl.php
diff --git a/data/templates/tag2tagedit.tpl.php b/data/templates/default/tag2tagedit.tpl.php
similarity index 100%
rename from data/templates/tag2tagedit.tpl.php
rename to data/templates/default/tag2tagedit.tpl.php
diff --git a/data/templates/tagcommondescriptionedit.tpl.php b/data/templates/default/tagcommondescriptionedit.tpl.php
similarity index 100%
rename from data/templates/tagcommondescriptionedit.tpl.php
rename to data/templates/default/tagcommondescriptionedit.tpl.php
diff --git a/data/templates/tagdelete.tpl.php b/data/templates/default/tagdelete.tpl.php
similarity index 100%
rename from data/templates/tagdelete.tpl.php
rename to data/templates/default/tagdelete.tpl.php
diff --git a/data/templates/tagedit.tpl.php b/data/templates/default/tagedit.tpl.php
similarity index 100%
rename from data/templates/tagedit.tpl.php
rename to data/templates/default/tagedit.tpl.php
diff --git a/data/templates/tagrename.tpl.php b/data/templates/default/tagrename.tpl.php
similarity index 100%
rename from data/templates/tagrename.tpl.php
rename to data/templates/default/tagrename.tpl.php
diff --git a/data/templates/tags.tpl.php b/data/templates/default/tags.tpl.php
similarity index 100%
rename from data/templates/tags.tpl.php
rename to data/templates/default/tags.tpl.php
diff --git a/data/templates/toolbar.inc.php b/data/templates/default/toolbar.inc.php
similarity index 100%
rename from data/templates/toolbar.inc.php
rename to data/templates/default/toolbar.inc.php
diff --git a/data/templates/top.inc.php b/data/templates/default/top.inc.php
similarity index 100%
rename from data/templates/top.inc.php
rename to data/templates/default/top.inc.php
diff --git a/data/templates/users.tpl.php b/data/templates/default/users.tpl.php
similarity index 100%
rename from data/templates/users.tpl.php
rename to data/templates/default/users.tpl.php
diff --git a/src/SemanticScuttle/Model/Template.php b/src/SemanticScuttle/Model/Template.php
index ff5fbbe..234e23f 100644
--- a/src/SemanticScuttle/Model/Template.php
+++ b/src/SemanticScuttle/Model/Template.php
@@ -76,6 +76,9 @@ class SemanticScuttle_Model_Template
      * Sets variables and includes the template file,
      * causing it to be rendered.
      *
+     * Does not take care of themes and so.
+     * The include path must be set so the correct theme is used.
+     *
      * @return void
      */
     public function parse()
diff --git a/src/SemanticScuttle/Service/Template.php b/src/SemanticScuttle/Service/Template.php
index efa8d28..df96344 100644
--- a/src/SemanticScuttle/Service/Template.php
+++ b/src/SemanticScuttle/Service/Template.php
@@ -38,6 +38,14 @@ class SemanticScuttle_Service_Template extends SemanticScuttle_Service
      */
     protected $basedir;
 
+    /**
+     * The template theme to use.
+     * Set in constructor from $GLOBALS['theme']
+     *
+     * @var string
+     */
+    protected $theme;
+
 
 
     /**
@@ -64,6 +72,8 @@ class SemanticScuttle_Service_Template extends SemanticScuttle_Service
     protected function __construct()
     {
         $this->basedir = $GLOBALS['TEMPLATES_DIR'];
+        $this->theme   = $GLOBALS['theme'];
+        //FIXME: verify the theme exists
     }
 
 
@@ -77,16 +87,25 @@ class SemanticScuttle_Service_Template extends SemanticScuttle_Service
      *
      * @return SemanticScuttle_Model_Template Template object
      */
-    function loadTemplate($template, $vars = null)
+    public function loadTemplate($template, $vars = null)
     {
         if (substr($template, -4) != '.php') {
             $template .= '.php';
         }
+
+        $oldIncPath = get_include_path();
+        set_include_path(
+            $this->basedir . $this->theme
+            . PATH_SEPARATOR . $this->basedir . 'default'
+        );
+
         $tpl = new SemanticScuttle_Model_Template(
-            $this->basedir .'/'. $template, $vars, $this
+            $template, $vars, $this
         );
         $tpl->parse();
 
+        set_include_path($oldIncPath);
+
         return $tpl;
     }
 }