/**
* Return the curernt language code
*
* @access public
* @return language code
*/
public static function getTag()
{
$language = JFactory::getLanguage();
$tag = $language->getTag();
//static $_language;
if (!isset(self::$instance)) {
if (self::check($tag)) {
self::$instance = $tag;
} else {
self::$instance = 'en-GB';
}
}
return self::$instance;
}
