$result=Database::query("SELECT name,title FROM $tbl_session_course,$tbl_session,$tbl_course WHERE id_session=id AND course_code=code AND id_session='$id_session' AND course_code='".addslashes($course_code)."'",__FILE__,__LINE__);
if (!list($session_name,$course_title)=mysql_fetch_row($result)) {
if (!list($session_name,$course_title)=Database::fetch_row($result)) {
$result=Database::query("SELECT name,title FROM $tbl_session,$tbl_course WHERE id='$id_session' AND code='".addslashes($course_code)."'",__FILE__,__LINE__);