/**
  * getAdapterLoader
  * @return Zend_Loader_PluginLoader
  * @author Cornelius Hansjakob <*****@*****.**>
  * @version 1.0
  */
 public static function getAdapterLoader()
 {
     if (null === self::$objAdapterLoader) {
         require_once 'Zend/Loader/PluginLoader.php';
         self::$objAdapterLoader = new Zend_Loader_PluginLoader(array('ImageAdapter' => dirname(__FILE__) . '/adapter/'));
     }
     return self::$objAdapterLoader;
 }