load media gallery http://stackoverflow.com/questions/5900522/how-to-load-products-media-gallery-along-with-the-collection
class My_Module_Block_Name extends Mage_Catalog_Block_Product_View_Abstract
{
/** @var null|Mage_Catalog_Model_Resource_Eav_Attribute */
protected static $_mediaGalleryBackend = null;
public function getGalleryImages()
{
$product = $this->getProduct();
$this->_getBackend()->afterLoad($product);
$collection = $product->getMediaGalleryImages();
return $collection;
}
/**
* @return Mage_Catalog_Model_Resource_Eav_Attribute
*/
protected function _getBackend() {
if (self::$_mediaGalleryBackend === null) {
$mediaGallery = Mage::getSingleton('eav/config')
->getAttribute(Mage_Catalog_Model_Product::ENTITY, 'media_gallery');
self::$_mediaGalleryBackend = $mediaGallery->getBackend();
}
return self::$_mediaGalleryBackend;
}
}