Don's test

if ($_POST['action'] == "editnotes"){
  $id = mysql_real_escape_string($_POST['id']);
  //$contents =stripslashes(mysql_real_escape_string($_POST['value']));
  $contents =stripslashes($_POST['value']);
  $db_forum=connect_forumdb();
  $query = "UPDATE phorum_messages set body='".mysql_real_escape_string($contents)."' where message_id='".$id."' AND user_id='".$GLOBALS["USER"]["user_id"]."'";
  mysql_query($query,$db_forum);
  
  //echo stripslashes($contents);
  echo ($contents);
}