此頁面將<span id='count_down' style='color:red;'>3</span>秒後自動轉頁，如不能自動轉頁請點擊此連結： <a id='go_link'  href='https://sites.google.com/waichow.edu.hk/ndq2022/%E9%A6%96%E9%A0%81' target='_blank'>https://sites.google.com/waichow.edu.hk/ndq2022/%E9%A6%96%E9%A0%81</a><script type='text/javascript' language='Javascript'>
                             var timeleft = 0;                             
                             var timeLabel = document.getElementById('count_down');
                            var downloadTimer = setInterval(function(){
                                if(timeleft <= 1){
                                    clearInterval(downloadTimer);
                                }                                
                                timeLabel.innerHTML = timeleft;
                                timeleft -= 1;                                                                
                            }, 1000);
                            var anchor = document.getElementById('go_link');
                            setTimeout(function(){
                                var event = new MouseEvent('click');
                                anchor.dispatchEvent(event);
                                // history.back();
                            }, timeleft*1000);
                    </script>