diff --git a/serendipity_event_oembed/CurlFetcher.php b/serendipity_event_oembed/CurlFetcher.php
index 9792cf5c..e52357bd 100644
--- a/serendipity_event_oembed/CurlFetcher.php
+++ b/serendipity_event_oembed/CurlFetcher.php
@@ -1,7 +1,7 @@
 <?php
 class CurlFetcher {
 
-    public function file_get_contents($fileurl, $allow_curl =TRUE) {
+    static public function file_get_contents($fileurl, $allow_curl =TRUE) {
         $max_redirects = 5;
         if (defined('OEMBED_USE_CURL') && OEMBED_USE_CURL && defined('CURLOPT_URL')) {
             $ch = curl_init();
@@ -32,7 +32,7 @@ class CurlFetcher {
      * - maxredirect is less or equal zero: no follow redirections
      * (see: http://php.net/manual/en/function.curl-setopt.php)
      */
-    private function curl_exec_follow(/*resource*/ $ch, /*int*/ &$maxredirect = null) {
+    static private function curl_exec_follow(/*resource*/ $ch, /*int*/ &$maxredirect = null) {
         $mr = $maxredirect === null ? 5 : intval($maxredirect);
         if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
             curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
diff --git a/serendipity_event_oembed/OEmbedDatabase.php b/serendipity_event_oembed/OEmbedDatabase.php
index e994584c..71ba8f18 100644
--- a/serendipity_event_oembed/OEmbedDatabase.php
+++ b/serendipity_event_oembed/OEmbedDatabase.php
@@ -4,7 +4,7 @@
 
 class OEmbedDatabase {
 
-    function save_oembed($url, $oembed) {
+    static function save_oembed($url, $oembed) {
         if (empty($url) || !isset($oembed)) return false;
         if (isset($oembed->html)) {
             $oembed->html = OEmbedDatabase::cleanup_html($oembed->html);
@@ -18,7 +18,7 @@ class OEmbedDatabase {
         return $oembed;
     }
     
-    function load_oembed($url) {
+    static function load_oembed($url) {
         global $serendipity;
         if (empty($url)) return null;
         
@@ -42,13 +42,14 @@ class OEmbedDatabase {
         }
         return null;
     }
-    function clear_cache() {
+    
+    static function clear_cache() {
         global $serendipity;
         $q = "delete from {$serendipity['dbPrefix']}" . PLUGIN_OEMBED_DATABASEVNAME;
         serendipity_db_schema_import($q);
     }
     
-    function install(&$obj) {
+    static function install(&$obj) {
         global $serendipity;
 
         if (!OEmbedDatabase::table_created(PLUGIN_OEMBED_DATABASEVNAME)) {
@@ -71,7 +72,7 @@ class OEmbedDatabase {
     }
     
     
-    function table_created($table = PLUGIN_OEMBED_DATABASEVNAME)  {
+    static function table_created($table = PLUGIN_OEMBED_DATABASEVNAME)  {
         global $serendipity;
 
         $q = "select count(*) from {$serendipity['dbPrefix']}" . $table;
@@ -84,7 +85,7 @@ class OEmbedDatabase {
         }
     }
     
-    function cleanup_html( $str ) {
+    static function cleanup_html( $str ) {
         $str = trim($str);
         // Clear unicode stuff 
         $str=str_ireplace("\u003C","<",$str);
diff --git a/serendipity_event_oembed/OEmbedTemplater.php b/serendipity_event_oembed/OEmbedTemplater.php
index e0bcb05a..a2835e1e 100644
--- a/serendipity_event_oembed/OEmbedTemplater.php
+++ b/serendipity_event_oembed/OEmbedTemplater.php
@@ -1,7 +1,8 @@
 <?php
 class OEmbedTemplater {
+
 	/* get the right template (s9y template path, then plugin path) and expand it */
-    function fetchTemplate($filename, $oembed, $url) { 
+    static function fetchTemplate($filename, $oembed, $url) { 
         global $serendipity;
 
         if (!is_object($serendipity['smarty']))