public function deleteAction()
 {
     $id = $this->_getParam('id');
     $table_highlight = new Model_DbTable_Highlight();
     $table_highlight_desc = new Model_DbTable_HighlightDescription();
     $data = $table_highlight->deleteById($id);
     $data2 = $table_highlight_desc->deleteHighlight($id);
     $this->_redirect($this->view->rootUrl('/admin/highlight/'));
 }
     return substr(strrchr($file_name, '.'), 1);
 }
 /**
  * IS:
  * FS:
  * Desc: returning files from directory if the extensions is okay
  */
 protected function get_files($images_dir, $exts = array('jpg', 'jpeg', 'png', 'gif'))
 {
     $files = array();
     if ($handle = opendir($images_dir)) {