/**
* this function create a copy of a question and return the corresponding id
*
* @return int return the id of the new question if success else return false
*
* @access public
* @author Fabio Pirovano (fabio@docebo.com)
*/
function copy($new_id_poll, $back_poll = NULL)
{
return parent::copy($new_id_poll, $back_poll);
}
