Email code:
$storeId = Mage::app()->getStore()->getId();
$templateId = Mage::getStoreConfig(self::XML_PATH_ATTACHMENTS_EMAIL_TEMPLATE);
$emailTemplate = Mage::getModel('core/email_template')->loadByCode($templateId);
$vars = array('data' => "hello");
$a = $emailTemplate->getProcessedTemplate($vars);
$emailTemplate->setTemplateSubject("Email");
$emailTemplate->setSenderEmail($email, $storeId);
$emailTemplate->setSenderName("AAA", $storeId);
$emailTemplate->send($email,"AAA", $vars);