/** * Get image preview url * * @return string */ protected function _getUrl() { $url = parent::_getUrl(); $cssfolder = Mage::helper("jmbasetheme")->getcssFolder(); $config = $this->getFieldConfig(); /* @var $config Varien_Simplexml_Element */ if (!empty($config->base_url)) { $el = $config->descend('base_url'); $urlType = empty($el['type']) ? 'link' : (string) $el['type']; $url = $cssfolder . (string) $config->base_url . '/' . $url; } return $url; }