function update()
{
$newstatus = $this->input->post('newstatus', TRUE);
foreach ($this->input->post('g_id') as $g_id) {
if ($newstatus == 'delete') {
$g_id = (int) $g_id;
$this->db->delete('glossary', array('g_id' => $g_id));
}
}
$this->session->set_flashdata('msg', lang('lang_settings_saved'));
redirect('admin/kb/glossary/');
}