function VisualChat()
{
    $version = 3.1;
    vcht_checkDBUpdates($version);
    $instance = vcht_Core::instance(__FILE__, $version);
    if (is_null($instance->menu)) {
        $instance->menu = vcht_admin_menu::instance($instance);
    }
    return $instance;
}
 /**
  * Main Instance
  *
  *
  * @since 1.0.0
  * @static
  * @return Main instance
  */
 public static function instance($parent)
 {
     if (is_null(self::$_instance)) {
         self::$_instance = new self($parent);
     }
     return self::$_instance;
 }